General Discussion of Pension and Other Postretirement Benefits [Abstract] | Period [Axis] |
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2016-01-01 - 2016-12-31 |
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General Discussion of Pension and Other Postretirement Benefits [Abstract] | |
Changes In Benefit Obligation And Fair Value Of Plan Assets |
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Pension Benefits
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OPEB
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As at December 31
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2016
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2015
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2016
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2015
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Change in Benefit Obligations
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Projected Benefit Obligation, Beginning of Year
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$
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212
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$
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279
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$
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96
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$
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114
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Service Cost
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2
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2
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10
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10
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Interest Cost
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8
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9
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4
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4
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Actuarial (Gains) Losses
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6
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(23)
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(14)
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(24)
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Exchange Differences
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6
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(38)
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2
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(3)
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Employee Contributions
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-
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-
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1
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1
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Benefits Paid
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(23)
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(17)
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(7)
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(6)
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Projected Benefit Obligation, End of Year
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$
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211
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$
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212
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$
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92
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$
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96
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Change in Plan Assets
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Fair Value of Plan Assets, Beginning of Year
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$
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208
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$
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264
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$
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-
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$
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-
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Actual Return on Plan Assets
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9
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11
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-
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-
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Exchange Differences
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7
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(41)
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-
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-
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Employee Contributions
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-
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-
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1
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1
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Employer Contributions
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-
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-
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6
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5
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Benefits Paid
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(23)
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(17)
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(7)
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(6)
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Transfers to Defined Contribution Plan
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(7)
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(9)
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-
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-
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Fair Value of Plan Assets, End of Year
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$
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194
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$
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208
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$
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-
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$
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-
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Funded Status of Plan Assets, End of Year
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$
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(17)
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$
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(4)
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$
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(92)
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$
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(96)
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Total Recognized Amounts in the
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Consolidated Balance Sheet Consist of:
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Other Assets
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$
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1
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$
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2
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$
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-
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$
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-
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Current Liabilities
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-
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-
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(7)
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(6)
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Non-Current Liabilities
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(18)
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(6)
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(85)
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(90)
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Total
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$
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(17)
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$
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(4)
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$
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(92)
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$
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(96)
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Total Recognized Amounts in Accumulated
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Other Comprehensive Income Consist of:
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Net Actuarial (gain) loss
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$
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28
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$
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20
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$
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(28)
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$
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(15)
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Prior Service Costs
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(5)
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(5)
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(7)
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(7)
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Total Recognized in Accumulated Other Comprehensive
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Income, Before Tax
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$
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23
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$
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15
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$
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(35)
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$
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(22)
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Accumulated Benefit Obligation And Projected Benefit Obligation In Excess Of The Plan Assets Fair Value |
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Pension Benefits
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OPEB
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As at December 31
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2016
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2015
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2016
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2015
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Projected Benefit Obligation
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$
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(211)
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$
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(64)
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$
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(92)
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$
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(96)
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Accumulated Benefit Obligation
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(208)
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(51)
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(92)
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(96)
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Fair Value of Plan Assets
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194
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58
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-
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-
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Weighted Average Assumptions Used |
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Pension Benefits
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OPEB
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As at December 31
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2016
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2015
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2016
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2015
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Discount Rate
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3.50%
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3.75%
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3.80%
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4.02%
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Rates of Increase in Compensation Levels
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3.49%
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3.49%
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5.04%
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5.04%
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Total Benefit Plan Expense Recognized |
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Pension Benefits
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OPEB
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For the years ended December 31
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2016
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2015
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2014
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2016
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2015
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2014
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Defined Periodic Benefit Plan Expense
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$
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(1)
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$
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1
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$
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-
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$
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13
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$
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14
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$
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12
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Defined Contribution Plan Expense
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25
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33
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34
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-
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-
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-
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Total Benefit Plans Expense
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$
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24
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$
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34
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$
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34
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$
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13
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$
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14
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$
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12
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Defined Periodic Pension And OPEB Expense |
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Pension Benefits
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OPEB
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For the years ended December 31
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2016
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2015
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2014
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2016
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2015
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2014
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|
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Current Service Cost
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$
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2
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$
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2
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$
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3
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$
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10
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$
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10
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$
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10
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Interest Cost
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8
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9
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12
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4
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4
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4
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Expected Return on Plan Assets
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(11)
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(12)
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(15)
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-
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-
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-
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Amounts Reclassified from Accumulated
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Other Comprehensive Income:
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Amortization of net actuarial
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(gains) and losses
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-
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2
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-
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(1)
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-
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(1)
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Amortization of net prior service costs
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-
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-
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-
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-
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-
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(1)
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Total Defined Periodic Benefit Plan Expense
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$
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(1)
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$
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1
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$
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-
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$
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13
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$
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14
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$
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12
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Recognized Amounts In Other Comprehensive Income |
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Pension Benefits
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OPEB
|
For the years ended December 31
|
|
2016
|
|
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2015
|
|
2014
|
|
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2016
|
|
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2015
|
|
2014
|
|
|
|
|
|
|
|
|
|
|
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|
|
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|
Net Actuarial (Gains) Losses
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$
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8
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$
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(22)
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$
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8
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$
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(14)
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$
|
(24)
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$
|
14
|
Amortization of Net Actuarial Gains and Losses
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|
-
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(2)
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-
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1
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|
-
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|
1
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Amortization of Net Prior Service Costs
|
|
-
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|
|
-
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|
-
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|
|
-
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|
-
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|
1
|
Total Amounts Recognized in Other
|
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|
|
|
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Comprehensive (Income) Loss, Before Tax
|
$
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8
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|
$
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(24)
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$
|
8
|
|
$
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(13)
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|
$
|
(24)
|
$
|
16
|
Total Amounts Recognized in Other
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
Comprehensive (Income) Loss, After Tax
|
$
|
6
|
|
$
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(17)
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$
|
6
|
|
$
|
(9)
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|
$
|
(16)
|
$
|
11
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|
Weighted Average Assumptions Used In Determining Net Periodic Pension And Other Post-Retirement Benefit Cost |
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Pension Benefits
|
|
OPEB
|
For the years ended December 31
|
2016
|
|
2015
|
2014
|
|
2016
|
|
2015
|
2014
|
|
|
|
|
|
|
|
|
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|
Discount Rate
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3.75%
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3.75%
|
4.50%
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4.05%
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3.66%
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4.49%
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Long-Term Rate of Return on Plan Assets
|
6.25%
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6.25%
|
6.50%
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|
-
|
|
-
|
-
|
Rates of Increase in Compensation Levels
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3.49%
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3.99%
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3.99%
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6.43%
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6.47%
|
6.50%
|
|
Assumed Health Care Cost Trend Rates |
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For the years ended December 31
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|
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2016
|
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2015
|
2014
|
|
|
|
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|
|
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Health Care Cost Trend Rate for Next Year
|
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|
7.30%
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7.41%
|
7.00%
|
Rate to Which the Cost Trend Rate is Assumed to Decline (Ultimate Trend Rate)
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5.00%
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|
5.00%
|
4.59%
|
Year that the Rate Reaches the Ultimate Trend Rate
|
|
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|
2026
|
|
2026
|
2024
|
|
One Percent Change In Assumed Health Care Cost Trend Rate Over Projected Period |
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1% Increase
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1% Decrease
|
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|
Effect on Total of Service and Interest Cost Components
|
|
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|
$
|
2
|
|
$
|
(1)
|
Effect on Other Post-Retirement Benefit Obligations
|
|
|
|
|
|
|
$
|
8
|
|
$
|
(5)
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|
Estimate Of Benefit Payments For The Next 10 Years |
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Defined Benefit Pension Payments
|
|
|
Other Benefit Payments
|
|
|
|
|
|
|
|
|
|
|
|
|
2017
|
|
|
|
|
|
|
$
|
14
|
|
$
|
7
|
2018
|
|
|
|
|
|
|
|
14
|
|
|
7
|
2019
|
|
|
|
|
|
|
|
15
|
|
|
7
|
2020
|
|
|
|
|
|
|
|
15
|
|
|
8
|
2021
|
|
|
|
|
|
|
|
14
|
|
|
8
|
2022 - 2026
|
|
|
|
|
|
|
|
68
|
|
|
30
|
|
Plan Assets By Investment Asset Category And Fair Value Input Level |
|
|
|
|
|
|
|
|
|
|
|
|
As at December 31
|
|
2016
|
|
|
Level 1
|
|
|
Level 2
|
|
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Level 3
|
|
|
Total
|
|
|
|
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|
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|
|
|
Investments:
|
|
|
|
|
|
|
|
|
|
|
|
Cash and Cash Equivalents
|
$
|
27
|
|
$
|
1
|
|
$
|
-
|
|
$
|
28
|
Fixed Income - Canadian Bond Funds
|
|
-
|
|
|
61
|
|
|
-
|
|
|
61
|
Equity - Domestic
|
|
12
|
|
|
38
|
|
|
-
|
|
|
50
|
Equity - International
|
|
-
|
|
|
45
|
|
|
-
|
|
|
45
|
Real Estate and Other
|
|
-
|
|
|
-
|
|
|
10
|
|
|
10
|
Fair Value of Plan Assets, End of Year
|
$
|
39
|
|
$
|
145
|
|
$
|
10
|
|
$
|
194
|
|
|
|
|
|
|
|
|
|
|
|
|
As at December 31
|
|
2015
|
|
|
Level 1
|
|
|
Level 2
|
|
|
Level 3
|
|
|
Total
|
|
|
|
|
|
|
|
|
|
|
|
|
Investments:
|
|
|
|
|
|
|
|
|
|
|
|
Cash and Cash Equivalents
|
$
|
28
|
|
$
|
1
|
|
$
|
-
|
|
$
|
29
|
Fixed Income - Canadian Bond Funds
|
|
-
|
|
|
66
|
|
|
-
|
|
|
66
|
Equity - Domestic
|
|
13
|
|
|
36
|
|
|
-
|
|
|
49
|
Equity - International
|
|
-
|
|
|
53
|
|
|
-
|
|
|
53
|
Real Estate and Other
|
|
1
|
|
|
-
|
|
|
10
|
|
|
11
|
Fair Value of Plan Assets, End of Year
|
$
|
42
|
|
$
|
156
|
|
$
|
10
|
|
$
|
208
|
|
Real Estate And Other Investments |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Real Estate and Other
|
As at December 31
|
|
|
|
|
|
|
|
2016
|
|
|
2015
|
|
|
|
|
|
|
|
|
|
|
|
|
Balance, Beginning of Year
|
|
|
|
|
|
|
$
|
10
|
|
$
|
12
|
Purchases, Sales and Settlements
|
|
|
|
|
|
|
|
|
|
|
|
Purchases and sales
|
|
|
|
|
|
|
|
-
|
|
|
-
|
Settlements
|
|
|
|
|
|
|
|
-
|
|
|
-
|
Actual Return on Plan Assets
|
|
|
|
|
|
|
|
|
|
|
|
Relating to assets sold during the reporting period
|
|
|
|
|
|
|
|
-
|
|
|
-
|
Relating to assets still held at the reporting date
|
|
|
|
|
|
|
|
-
|
|
|
(2)
|
Transfers In and Out of Level 3
|
|
|
|
|
|
|
|
-
|
|
|
-
|
Balance, End of Year
|
|
|
|
|
|
|
$
|
10
|
|
$
|
10
|
|