RETIREMENT AND DEFERRED COMPENSATION PLANS (Details) € in Thousands, $ in Thousands | 12 Months Ended | | | |
Dec. 31, 2016USD ($) | Dec. 31, 2015USD ($) | Dec. 31, 2014USD ($) | Dec. 31, 2016USD ($) | Dec. 31, 2015EUR (€) | Dec. 31, 2015USD ($) | Dec. 31, 2014USD ($) |
Domestic Plans | | | | | | | |
Change in benefit obligation: | | | | | | | |
Benefit obligation at beginning of year | $ 160,995 | $ 171,501 | | | | | |
Service cost | 9,041 | 10,016 | $ 8,042 | | | | |
Interest cost | 6,776 | 6,355 | 5,928 | | | | |
Actuarial (gain) loss | 4,278 | (19,568) | | | | | |
Benefits paid | (5,211) | (7,309) | | | | | |
Benefit obligation at end of year | 175,879 | 160,995 | 171,501 | | | | |
Change in plan assets: | | | | | | | |
Fair value of plan assets at beginning of year | 112,934 | 111,094 | | | | | |
Actual return on plan assets | 8,414 | (930) | | | | | |
Employer contribution | 10,109 | 10,079 | | | | | |
Benefits paid | (5,211) | (7,309) | | | | | |
Fair value of plan assets at end of year | 126,246 | 112,934 | 111,094 | | | | |
Funded status at end of year | | | | $ (49,633) | | $ (48,060) | |
Funded status amounts recognized in Consolidated Balance Sheet | | | | | | | |
Current liabilities | | | | (302) | | (173) | |
Non-current liabilities | | | | (49,331) | | (47,887) | |
Funded status amount | | | | (49,633) | | (48,060) | |
Amounts recognized in accumulated other comprehensive loss | | | | | | | |
Net actuarial loss | | | | 48,872 | | 47,820 | |
Tax effects | | | | (18,327) | | (17,933) | |
Net amount recognized | | | | 30,545 | | 29,887 | |
Changes in benefit obligations and plan assets recognized in other comprehensive income | | | | | | | |
Current year actuarial gain (loss) | (4,335) | 11,048 | (34,211) | | | | |
Amortization of net loss | 3,283 | 5,404 | 2,869 | | | | |
Net amount recognized | (1,052) | 16,452 | (31,342) | | | | |
Amounts in accumulated other comprehensive loss expected to be recognized as components of periodic benefit cost in 2017 | | | | | | | |
Amortization of net loss | 2,973 | | | | | | |
Amount expected to be recognized in next fiscal year | 2,973 | | | | | | |
Components of net periodic benefit cost: | | | | | | | |
Service cost | 9,041 | 10,016 | 8,042 | | | | |
Interest cost | 6,776 | 6,355 | 5,928 | | | | |
Expected return on plan assets | (8,471) | (7,590) | (6,585) | | | | |
Amortization of net loss | 3,283 | 5,404 | 2,869 | | | | |
Net periodic benefit cost | $ 10,629 | $ 14,185 | $ 10,254 | | | | |
Accumulated benefit obligation | | | | 159,400 | | 145,500 | |
Projected benefit obligation ("PBO"), ABO, and fair value of plan assets for all pension plans with an ABO in excess of plan assets | | | | | | | |
Projected benefit obligation | | | | 175,879 | | 160,995 | |
Accumulated benefit obligation | | | | 159,398 | | 145,482 | |
Fair value of plan assets | | | | 126,246 | | 112,934 | |
PBO, ABO, and fair value of plan assets for all pension plans with a PBO in excess of plan assets | | | | | | | |
Projected benefit obligation | | | | 175,879 | | 160,995 | |
Accumulated benefit obligation | | | | 159,398 | | 145,482 | |
Fair value of plan assets | | | | $ 126,246 | | $ 112,934 | |
Weighted-average assumptions used to determine benefit obligations | | | | | | | |
Discount rate (as a percent) | | | | 4.05% | 4.24% | 4.24% | 3.83% |
Rate of compensation increase (as a percent) | | | | 4.00% | 4.00% | 4.00% | 4.00% |
Weighted-average assumptions used to determine net periodic benefit cost | | | | | | | |
Discount rate (as a percent) | 4.24% | 3.83% | 4.75% | | | | |
Expected long-term return on plan assets (as a percent) | 7.00% | 7.00% | 7.00% | | | | |
Rate of compensation increase (as a percent) | 4.00% | 4.00% | 4.00% | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 100.00% | 100.00% | 100.00% | |
Total Investments in Fair Value Hierarchy | | | | $ 77,778 | | $ 70,832 | |
Investments at Net Asset Value per Share | | | | 48,468 | | 42,102 | |
Total Investments | $ 112,934 | $ 111,094 | $ 111,094 | 126,246 | | 112,934 | $ 111,094 |
Minimum funding requirement | 0 | | | | | | |
Expected contribution in next fiscal year | $ 10,300 | | | | | | |
Domestic Plans | Cash and Short Term Securities | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | $ 821 | | $ 1,189 | |
Domestic Plans | Equity Securities | | | | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 48.00% | 47.00% | 47.00% | |
Target allocation (as a percent) | 60.00% | | | | | | |
Total Investments in Fair Value Hierarchy | | | | $ 54,013 | | $ 47,725 | |
Domestic Plans | Fixed Income Funds | | | | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 28.00% | 30.00% | 30.00% | |
Total Investments in Fair Value Hierarchy | | | | $ 22,944 | | $ 21,918 | |
Domestic Plans | Hedge Fund | | | | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 11.00% | 14.00% | 14.00% | |
Domestic Plans | Infrastructure | | | | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 7.00% | 8.00% | 8.00% | |
Domestic Plans | Money market | | | | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 1.00% | 1.00% | 1.00% | |
Domestic Plans | Fixed income securities and infrastructure | | | | | | | |
Plan Assets: | | | | | | | |
Target allocation (as a percent) | 40.00% | | | | | | |
Domestic Plans | Real Estate Funds | | | | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 5.00% | | | |
Domestic Plans | Level 1 | | | | | | | |
Change in plan assets: | | | | | | | |
Fair value of plan assets at beginning of year | $ 70,832 | | | | | | |
Fair value of plan assets at end of year | 77,778 | 70,832 | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | $ 77,778 | | $ 70,832 | |
Total Investments | 70,832 | 70,832 | | 77,778 | | 70,832 | |
Domestic Plans | Level 1 | Cash and Short Term Securities | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 821 | | 1,189 | |
Domestic Plans | Level 1 | Cash and Short Term Securities | USD | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 821 | | 1,189 | |
Domestic Plans | Level 1 | Equity Securities | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 54,013 | | 47,725 | |
Domestic Plans | Level 1 | US Large Cap Equities | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 32,672 | | 28,797 | |
Domestic Plans | Level 1 | US Small Cap Equities | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 5,929 | | 5,349 | |
Domestic Plans | Level 1 | International Equities | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 15,412 | | 13,579 | |
Domestic Plans | Level 1 | Fixed Income Funds | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 22,944 | | 21,918 | |
Foreign Plans | | | | | | | |
Change in benefit obligation: | | | | | | | |
Benefit obligation at beginning of year | 84,807 | 91,160 | | | | | |
Service cost | 4,556 | 4,570 | 4,186 | | | | |
Interest cost | 1,892 | 1,654 | 2,711 | | | | |
Curtailment/Settlement | | (227) | | | | | |
Prior service cost | 655 | 821 | | | | | |
Actuarial (gain) loss | 6,663 | (1,486) | | | | | |
Benefits paid | (2,244) | (2,265) | | | | | |
Foreign currency translation adjustment | (3,151) | (9,420) | | | | | |
Benefit obligation at end of year | 93,178 | 84,807 | 91,160 | | | | |
Change in plan assets: | | | | | | | |
Fair value of plan assets at beginning of year | 58,517 | 55,394 | | | | | |
Actual return on plan assets | 2,168 | 927 | | | | | |
Employer contribution | 5,209 | 10,157 | | | | | |
Benefits paid | (2,244) | (2,265) | | | | | |
Foreign currency translation adjustment | (1,738) | (5,696) | | | | | |
Fair value of plan assets at end of year | 61,912 | 58,517 | 55,394 | | | | |
Funded status at end of year | | | | (31,266) | | (26,288) | |
Funded status amounts recognized in Consolidated Balance Sheet | | | | | | | |
Non-current liabilities | | | | (31,266) | | (26,288) | |
Funded status amount | | | | (31,266) | | (26,288) | |
Amounts recognized in accumulated other comprehensive loss | | | | | | | |
Net actuarial loss | | | | 38,550 | | 33,839 | |
Net prior service cost | | | | 4,342 | | 4,036 | |
Tax effects | | | | (13,661) | | (12,211) | |
Net amount recognized | | | | 29,231 | | 25,664 | |
Changes in benefit obligations and plan assets recognized in other comprehensive income | | | | | | | |
Current year actuarial gain (loss) | (6,251) | 568 | (12,589) | | | | |
Current year prior service cost | (656) | (821) | | | | | |
Amortization of net loss | 1,540 | 1,812 | 1,214 | | | | |
Amortization of prior service cost | 350 | 256 | 313 | | | | |
Net amount recognized | (5,017) | 1,815 | (11,062) | | | | |
Amounts in accumulated other comprehensive loss expected to be recognized as components of periodic benefit cost in 2017 | | | | | | | |
Amortization of net loss | 1,766 | | | | | | |
Amortization of prior service cost | 373 | | | | | | |
Amount expected to be recognized in next fiscal year | 2,139 | | | | | | |
Components of net periodic benefit cost: | | | | | | | |
Service cost | 4,556 | 4,570 | 4,186 | | | | |
Interest cost | 1,892 | 1,654 | 2,711 | | | | |
Expected return on plan assets | (2,181) | (1,792) | (1,979) | | | | |
Amortization of net loss | 1,540 | 1,676 | 1,214 | | | | |
Amortization of prior service cost | 350 | 256 | 313 | | | | |
Net periodic benefit cost | 6,157 | 6,364 | 6,445 | | | | |
Settlement | | 136 | | | | | |
Total net periodic benefit cost | $ 6,157 | $ 6,500 | $ 6,445 | | | | |
Accumulated benefit obligation | | | | 71,600 | | 65,500 | |
Projected benefit obligation ("PBO"), ABO, and fair value of plan assets for all pension plans with an ABO in excess of plan assets | | | | | | | |
Projected benefit obligation | | | | 84,517 | | 81,343 | |
Accumulated benefit obligation | | | | 62,913 | | 61,990 | |
Fair value of plan assets | | | | 53,082 | | 55,054 | |
PBO, ABO, and fair value of plan assets for all pension plans with a PBO in excess of plan assets | | | | | | | |
Projected benefit obligation | | | | 84,517 | | 81,343 | |
Accumulated benefit obligation | | | | 62,913 | | 61,990 | |
Fair value of plan assets | | | | $ 53,082 | | $ 55,054 | |
Weighted-average assumptions used to determine benefit obligations | | | | | | | |
Discount rate (as a percent) | | | | 1.65% | 2.10% | 2.10% | 1.90% |
Rate of compensation increase (as a percent) | | | | 3.00% | 3.00% | 3.00% | 3.00% |
Weighted-average assumptions used to determine net periodic benefit cost | | | | | | | |
Discount rate (as a percent) | 2.10% | 1.90% | 3.24% | | | | |
Expected long-term return on plan assets (as a percent) | 3.66% | 3.54% | 3.79% | | | | |
Rate of compensation increase (as a percent) | 3.00% | 3.00% | 3.00% | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 100.00% | 100.00% | 100.00% | |
Total Investments in Fair Value Hierarchy | | | | $ 61,912 | | $ 58,517 | |
Total Investments | $ 58,517 | $ 55,394 | $ 55,394 | 61,912 | | 58,517 | $ 55,394 |
Expected contribution in next fiscal year | $ 2,500 | | | | | | |
Foreign Plans | Cash and Short Term Securities | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | $ 1,585 | | $ 1,907 | |
Foreign Plans | Equity Securities | | | | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 4.00% | 4.00% | 4.00% | |
Total Investments in Fair Value Hierarchy | | | | $ 2,539 | | $ 2,258 | |
Foreign Plans | Fixed Income Funds | | | | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 1.00% | 1.00% | 1.00% | |
Total Investments in Fair Value Hierarchy | | | | $ 680 | | $ 559 | |
Foreign Plans | Corporate debts securities | | | | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 3.00% | 3.00% | 3.00% | |
Total Investments in Fair Value Hierarchy | | | | $ 1,725 | | $ 1,542 | |
Foreign Plans | Investment Funds | | | | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 89.00% | 89.00% | 89.00% | |
Target allocation (as a percent) | 100.00% | | | | | | |
Total Investments in Fair Value Hierarchy | | | | $ 55,383 | | $ 52,251 | |
Foreign Plans | Money market | | | | | | | |
Plan Assets: | | | | | | | |
Weighted-average asset allocations (as a percent) | | | | 3.00% | 3.00% | 3.00% | |
Foreign Plans | Level 1 | | | | | | | |
Change in plan assets: | | | | | | | |
Fair value of plan assets at beginning of year | $ 25,712 | | | | | | |
Fair value of plan assets at end of year | 27,611 | 25,712 | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | $ 27,611 | | $ 25,712 | |
Total Investments | 25,712 | 25,712 | | 27,611 | | 25,712 | |
Foreign Plans | Level 1 | Cash and Short Term Securities | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 1,585 | | 1,907 | |
Foreign Plans | Level 1 | Cash and Short Term Securities | EUR | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 1,585 | € 1,907 | | |
Foreign Plans | Level 1 | Equity Securities | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 2,539 | | 2,258 | |
Foreign Plans | Level 1 | International Equities | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 2,539 | | 2,258 | |
Foreign Plans | Level 1 | Fixed Income Funds | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 680 | | 559 | |
Foreign Plans | Level 1 | Corporate debts securities | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 1,725 | | 1,542 | |
Foreign Plans | Level 1 | Euro Corporate Bonds | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 1,725 | | 1,542 | |
Foreign Plans | Level 1 | Investment Funds | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 21,082 | | 19,446 | |
Foreign Plans | Level 1 | Mutual Funds in Equities | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 3,393 | | 3,392 | |
Foreign Plans | Level 1 | Mutual Funds in Bonds | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 17,027 | | 15,501 | |
Foreign Plans | Level 1 | Mutual Funds Diversified | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 662 | | 553 | |
Foreign Plans | Level 2 | | | | | | | |
Change in plan assets: | | | | | | | |
Fair value of plan assets at beginning of year | 32,805 | | | | | | |
Fair value of plan assets at end of year | 34,301 | 32,805 | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 34,301 | | 32,805 | |
Total Investments | $ 32,805 | $ 32,805 | | 34,301 | | 32,805 | |
Foreign Plans | Level 2 | Investment Funds | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 34,301 | | 32,805 | |
Foreign Plans | Level 2 | Mutual Funds Diversified | | | | | | | |
Plan Assets: | | | | | | | |
Total Investments in Fair Value Hierarchy | | | | 34,301 | | 32,805 | |
Non-qualified supplemental pension plan | | | | | | | |
Non-qualified supplemental pension plan information | | | | | | | |
Non funded liability | | | | $ 9,600 | | $ 8,400 | |