Compensation and Retirement Disclosure [Abstract] | Period [Axis] |
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2016-01-01 - 2016-12-31 |
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Compensation and Retirement Disclosure [Abstract] | |
Change in Projected Benefit Obligation, Fair Value of Plan Assets and Funded Status of Plan | The Retirement Plan’s projected benefit obligation, fair value of plan assets, and funded status (amounts recognized in the consolidated statements of financial condition) were as follows: | | | | | | | | | | Years Ended December 31, | | 2016 | | 2015 | | (in thousands) | Change in projected benefit obligation: | | | | Projected benefit obligation at beginning of year | $ | 107,784 |
| | $ | 113,733 |
| Interest cost | 4,972 |
| | 4,816 |
| Plan amendments | — |
| | 827 |
| Actuarial loss (gain) | 1,794 |
| | (6,698 | ) | Benefits paid | (3,235 | ) | | (4,894 | ) | Projected benefit obligation at end of year | 111,315 |
| | 107,784 |
| Change in plan assets: | | | | Plan assets at fair value at beginning of year | 86,292 |
| | 90,320 |
| Actual return on plan assets | 3,642 |
| | 866 |
| Employer contribution | — |
| | — |
| Benefits paid | (3,235 | ) | | (4,894 | ) | Plan assets at fair value at end of year | 86,699 |
| | 86,292 |
| Funded status | $ | (24,616 | ) | | $ | (21,492 | ) |
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Reconciliation of Amounts Recognized in Other Comprehensive Income for the Retirement Plan | The amounts recognized in other comprehensive income (loss) for the Retirement Plan for 2016, 2015 and 2014 were as follows: | | | | | | | | | | | | | | 2016 | | 2015 | | 2014 | | (in thousands) | Unrecognized net (loss) gain from experience different from that assumed and effects of changes and assumptions | $ | (3,115 | ) | | $ | 2,882 |
| | $ | (20,803 | ) | Prior service cost | 93 |
| | (895 | ) | | — |
| | (3,022 | ) | | 1,987 |
| | (20,803 | ) | Income tax (expense) benefit | (10 | ) | | (99 | ) | | 232 |
| Other comprehensive (loss) income | $ | (3,032 | ) | | $ | 1,888 |
| | $ | (20,571 | ) |
The reconciliation of the 2016 amounts recognized in other comprehensive income for the Retirement Plan as compared to the consolidated statement of comprehensive income ("OCI Statement") is as follows: | | | | | | | | | | | | | | | | | | Retirement Plan | | Retired Individual Plan | | Foreign Retirement Plans | | OCI Statement | | (in thousands) | Recognized actuarial (loss) gain | $ | (3,115 | ) | | $ | 22 |
| | $ | 50 |
| | $ | (3,043 | ) | Amortization of prior service cost | 93 |
| | — |
| | — |
| | 93 |
| Changes in employee benefit related items | (3,022 | ) | | 22 |
| | 50 |
| | (2,950 | ) | Income tax (expense) benefit | (10 | ) | | (1 | ) | | (11 | ) | | (22 | ) | Employee benefit related items, net of tax | $ | (3,032 | ) | | $ | 21 |
| | $ | 39 |
| | $ | (2,972 | ) |
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Amounts Included in Accumulated Other Comprehensive Income (Loss) for the Retirement Plan | The amounts included in accumulated other comprehensive income (loss) for the Retirement Plan as of December 31, 2016 and 2015 were as follows: | | | | | | | | | | 2016 | | 2015 | | (in thousands) | Unrecognized net loss from experience different from that assumed and effects of changes and assumptions | $ | (46,430 | ) | | $ | (43,314 | ) | Prior service cost | (803 | ) | | (895 | ) | | (47,233 | ) | | (44,209 | ) | Income tax benefit | 457 |
| | 468 |
| Accumulated other comprehensive loss | $ | (46,776 | ) | | $ | (43,741 | ) |
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Expected Future Benefit Payments | Benefit payments are expected to be paid as follows (in thousands): | | | | | 2017 | $ | 4,302 |
| 2018 | 5,545 |
| 2019 | 6,048 |
| 2020 | 5,109 |
| 2021 | 5,872 |
| 2022-2026 | 37,837 |
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Net (Benefit) Expense Under the Retirement Plan | Net (benefit) expense under the Retirement Plan consisted of: | | | | | | | | | | | | | | Year Ended December 31, | | 2016 | | 2015 | | 2014 | | (in thousands) | Interest cost on projected benefit obligations | $ | 4,972 |
| | $ | 4,816 |
| | $ | 4,895 |
| Expected return on plan assets | (5,407 | ) | | (6,176 | ) | | (6,493 | ) | Amortization of prior service cost | 24 |
| | — |
| | — |
| Recognized actuarial loss | 959 |
| | 979 |
| | 490 |
| Net pension (benefit) expense | $ | 548 |
| | $ | (381 | ) | | $ | (1,108 | ) |
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Actuarial Computations Used to Determine Net Periodic Benefit Costs | Actuarial computations used to determine net periodic costs were made utilizing the following weighted-average assumptions: | | | | | | | | | | | Years Ended December 31, | | 2016 | | 2015 | | 2014 | Discount rate on benefit obligations | 4.75 | % | | 4.3 | % | | 5.3 | % | Expected long-term rate of return on plan assets | 6.5 |
| | 7.0 |
| | 7.5 |
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Retirement Plan Asset Allocation | The Retirement Plan’s asset allocation percentages consisted of: | | | | | | | | December 31, | | 2016 | | 2015 | Equity | 61 | % | | 56 | % | Debt securities | 18 |
| | 24 |
| Other | 21 |
| | 20 |
| | 100 | % | | 100 | % |
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Valuation of Retirement Plan Assets by Pricing Observability Levels | The valuation of our Retirement Plan assets by pricing observability levels as of December 31, 2016 and 2015 was as follows (in thousands): | | | | | | | | | | | | | | | | | | Level 1 | | Level 2 | | Level 3 | | Total | December 31, 2016: | | | | | | | | Cash | $ | 344 |
| | $ | — |
| | $ | — |
| | $ | 344 |
| Fixed income mutual funds | 21,441 |
| | — |
| | — |
| | 21,441 |
| Equity mutual fund | 25,037 |
| | — |
| | — |
| | 25,037 |
| Equity securities | 20,690 |
| | — |
| | — |
| | 20,690 |
| Total assets in the fair value hierarchy | 67,512 |
| | — |
| | — |
| | 67,512 |
| Investments measured at net assets value | — |
| | — |
| | — |
| | 19,187 |
| Investments at fair value | $ | 67,512 |
| | $ | — |
| | $ | — |
| | $ | 86,699 |
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| | | | | | | | | | | | | | | | | December 31, 2015: | | | | | | | | Cash | $ | 445 |
| | $ | — |
| | $ | — |
| | $ | 445 |
| Fixed income mutual funds | 21,555 |
| | — |
| | — |
| | 21,555 |
| Equity mutual fund | 23,603 |
| | — |
| | — |
| | 23,603 |
| Equity securities | 21,586 |
| | — |
| | — |
| | 21,586 |
| Total assets in the fair value hierarchy | 67,189 |
| | — |
| | — |
| | 67,189 |
| Investments measured at net assets value | — |
| | — |
| | — |
| | 19,103 |
| Investments at fair value | $ | 67,189 |
| | $ | — |
| | $ | — |
| | $ | 86,292 |
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