Share-Based Compensation Plans [Abstract] | Period [Axis] |
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2016-01-01 - 2016-12-31 |
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Share-Based Compensation Plans [Abstract] | |
Company's Shareholder Approved Plans |
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Weighted- |
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Weighted- |
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Average |
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Average |
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Remaining |
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Aggregate |
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(Aggregate Intrinsic Value in thousands) |
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Exercise |
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Contractual |
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Intrinsic |
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Options |
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Shares |
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Price/Share |
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Term |
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Value |
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Outstanding at January 1, 2016 |
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648,034 |
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$ |
85.61 |
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Granted |
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0 |
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0 |
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Exercised |
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0 |
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0 |
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Forfeited/Cancelled/Expired |
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0 |
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0 |
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Outstanding at December 31, 2016 |
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648,034 |
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0 |
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0.0 |
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$ |
0 |
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Exercisable at December 31, 2016 |
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0 |
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0 |
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0.0 |
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$ |
0 |
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Weighted- |
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Weighted- |
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Average |
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Average |
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Remaining |
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Aggregate |
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(Aggregate Intrinsic Value in thousands) |
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Exercise |
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Contractual |
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Intrinsic |
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Options |
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Shares |
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Price/Share |
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Term |
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Value |
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Outstanding at January 1, 2015 |
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888,184 |
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$ |
86.05 |
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Granted |
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- |
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0 |
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Exercised |
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230,350 |
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87.21 |
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Forfeited/Cancelled/Expired |
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9,800 |
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87.68 |
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Outstanding at December 31, 2015 |
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648,034 |
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85.61 |
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4.5 |
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$ |
64,352 |
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Exercisable at December 31, 2015 |
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495,334 |
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84.94 |
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4.1 |
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$ |
49,517 |
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Weighted- |
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Weighted- |
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Average |
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Average |
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Remaining |
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Aggregate |
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(Aggregate Intrinsic Value in thousands) |
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Exercise |
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Contractual |
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Intrinsic |
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Options |
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Shares |
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Price/Share |
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Term |
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Value |
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Outstanding at January 1, 2014 |
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1,190,544 |
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$ |
85.44 |
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Granted |
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0 |
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0 |
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Exercised |
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286,120 |
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83.53 |
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Forfeited/Cancelled/Expired |
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16,240 |
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85.73 |
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Outstanding at December 31, 2014 |
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888,184 |
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86.05 |
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5.2 |
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$ |
76,485 |
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Exercisable at December 31, 2014 |
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562,684 |
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85.41 |
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4.5 |
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$ |
48,812 |
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Share Options Outstanding And Exercisable |
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At December 31, 2016 |
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Options Outstanding |
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Options Exercisable |
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Weighted- |
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Average |
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Weighted- |
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Weighted- |
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Number |
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Remaining |
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Average |
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Number |
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Average |
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Range of |
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Outstanding |
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Contractual |
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Exercise |
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Exercisable |
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Exercise |
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Exercise Prices |
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at 12/31/16 |
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Life |
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Price |
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at 12/31/16 |
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Price |
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$71.7150 - $78.1700 |
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90,880 |
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2.1 |
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$ |
71.72 |
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90,880 |
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$ |
71.72 |
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$78.1800 - $85.6300 |
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71,510 |
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3.1 |
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84.63 |
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71,510 |
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84.63 |
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$85.6400 - $87.4700 |
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109,240 |
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4.1 |
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86.62 |
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109,240 |
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86.62 |
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$87.4800 - $110.1300 |
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183,364 |
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4.4 |
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90.46 |
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139,064 |
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91.14 |
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454,994 |
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3.7 |
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84.88 |
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410,694 |
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84.50 |
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Summary Of Company's Non-Vested Shares And Changes |
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Years Ended December 31, |
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2016 |
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2015 |
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2014 |
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Weighted- |
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Weighted- |
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Weighted- |
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Average |
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Average |
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Average |
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Grant Date |
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Grant Date |
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Grant Date |
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Restricted (non-vested) Shares |
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Shares |
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Fair Value |
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Shares |
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Fair Value |
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Shares |
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Fair Value |
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Outstanding at January 1, |
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435,336 |
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$ |
143.02 |
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467,745 |
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$ |
120.84 |
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429,041 |
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$ |
103.50 |
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Granted |
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173,546 |
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186.37 |
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156,262 |
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178.80 |
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176,159 |
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147.44 |
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Vested |
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145,834 |
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130.54 |
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154,387 |
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113.12 |
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128,549 |
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99.55 |
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Forfeited |
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27,710 |
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147.32 |
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34,284 |
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138.19 |
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8,906 |
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118.82 |
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Outstanding at December 31, |
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435,338 |
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164.21 |
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435,336 |
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143.02 |
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467,745 |
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120.84 |
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Company's Non-Vested Performance Share Unit Awards |
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Year Ended December 31, |
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2016 |
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2015 |
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Weighted- |
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Weighted- |
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Average |
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Average |
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Grant Date |
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Grant Date |
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Performance Share Unit Awards |
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Shares |
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Fair Value |
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Shares |
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Fair Value |
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Outstanding at January 1, |
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10,705 |
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$ |
178.84 |
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- |
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$ |
- |
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Granted |
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11,130 |
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186.02 |
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10,705 |
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178.84 |
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Vested |
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- |
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- |
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- |
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- |
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Forfeited |
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- |
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- |
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- |
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- |
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Outstanding at December 31, |
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21,835 |
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182.50 |
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10,705 |
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178.84 |
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