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RETIREMENT AND DEFERRED COMPENSATION PLANS (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
United States |  |  |
Change in benefit obligation: |  |  |
Benefit obligation at beginning of year | $ 255,457 | $ 272,471 |
Service cost | 15,784 | 16,356 | $ 14,278
Interest cost | 6,970 | 6,366 | 7,046
Curtailment/Settlement | 0 | 0 |
Prior service cost | 0 | 0 |
Actuarial gain | (92,724) | (18,526) |
Benefits paid | (21,615) | (21,210) |
Foreign currency translation adjustment | 0 | 0 |
Benefit obligation at end of year | 163,872 | 255,457 | 272,471
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 193,770 | 192,034 |
Actual return on plan assets | (25,517) | 22,480 |
Employer contribution | 15,513 | 466 |
Benefits paid | (21,615) | (21,210) |
Transfer | 0 | 0 |
Foreign currency translation adjustment | 0 | 0 |
Fair value of plan assets at end of year | 162,151 | 193,770 | 192,034
Funded status at end of year | (1,721) | (61,687) |
Funded status amounts recognized in Consolidated Balance Sheet |  |  |
Non-current assets | 9,304 | 0 |
Current liabilities | (515) | (500) |
Non-current liabilities | (10,510) | (61,187) |
Funded status amount | (1,721) | (61,687) |
Amounts recognized in accumulated other comprehensive loss |  |  |
Net actuarial (gain) loss | (3,338) | 57,627 |
Net prior service cost | 0 | 0 |
Tax effects | 2,271 | (12,873) |
Net amount recognized | (1,067) | 44,754 |
Changes in benefit obligations and plan assets recognized in other comprehensive income |  |  |
Current year actuarial gain (loss) | 54,295 | 28,714 | (33,335)
Amortization of net loss | 6,670 | 10,099 | 5,684
Net amount recognized | 60,965 | 38,813 | (27,651)
Components of net periodic benefit cost: |  |  |
Service cost | 15,784 | 16,356 | 14,278
Interest cost | 6,970 | 6,366 | 7,046
Expected return on plan assets | (12,912) | (12,293) | (12,248)
Amortization of net loss | 6,670 | 10,099 | 5,684
Net periodic benefit cost | 16,512 | 20,528 | $ 14,760
Accumulated benefit obligation | 152,400 | 236,300 |
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 | 11,025 | 255,457 |
Accumulated benefit obligation | 10,087 | 236,295 |
Fair value of plan assets | 0 | 193,770 |
PBO, ABO, and fair value of plan assets for all pension plans with a PBO in excess of plan assets |  |  |
Projected benefit obligation | 11,025 | 255,457 |
Accumulated benefit obligation | 10,087 | 236,295 |
Fair value of plan assets | $ 0 | $ 193,770 |
Weighted-average assumptions used to determine benefit obligations |  |  |
Discount rate | 5.15% | 2.75% | 2.40%
Rate of compensation increase | 3.20% | 3.17% | 3.19%
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Discount rate | 2.75% | 2.40% | 3.20%
Expected long-term return on plan assets | 7.00% | 7.00% | 7.00%
Rate of compensation increase | 3.20% | 3.17% | 4.00%
Plan assets, actual allocation percentage | 100.00% | 100.00% |
Plan Assets: |  |  |
Total investments | $ 162,151 | $ 193,770 | $ 192,034
United States | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 193,770 |  |
Fair value of plan assets at end of year | 162,151 | 193,770 |
Plan Assets: |  |  |
Total investments | $ 162,151 | $ 193,770 |
United States | Equity securities |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 47.00% | 48.00% |
Target allocation percentage | 58.00% |  |
United States | Fixed income securities |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 27.00% | 27.00% |
United States | Corporate debt securities |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 0.00% | 0.00% |
United States | Investment Funds |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 0.00% | 0.00% |
United States | Infrastructure |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 8.00% | 8.00% |
United States | Hedge funds |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 10.00% | 11.00% |
United States | Money market |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 1.00% | 1.00% |
United States | Real estate |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 7.00% | 5.00% |
United States | Fixed income securities and infrastructure |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Target allocation percentage | 42.00% |  |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | $ 119,375 |  |
Fair value of plan assets at end of year | 96,041 | $ 119,375 |
Plan Assets: |  |  |
Total investments | 96,041 | 119,375 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Cash and Short Term Securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 1,864 |  |
Fair value of plan assets at end of year | 1,260 | 1,864 |
Plan Assets: |  |  |
Total investments | 1,260 | 1,864 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Cash and Short Term Securities | USD | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Cash and Short Term Securities | EUR | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Cash and Short Term Securities | Others | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Equity securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 82,927 |  |
Fair value of plan assets at end of year | 66,338 | 82,927 |
Plan Assets: |  |  |
Total investments | 66,338 | 82,927 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | U.S. Large Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | U.S. Small Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | International Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Fixed income securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 34,584 |  |
Fair value of plan assets at end of year | 28,443 | 34,584 |
Plan Assets: |  |  |
Total investments | 28,443 | 34,584 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Corporate debt securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Euro Corporate Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Investment Funds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Mutual Funds in Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Mutual Funds in Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Fair Value, Inputs, Level 1, 2 and 3 | Mutual Funds Diversified | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 1 | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 119,375 |  |
Fair value of plan assets at end of year | 96,041 | 119,375 |
Plan Assets: |  |  |
Total investments | 96,041 | 119,375 |
United States | Level 1 | Cash and Short Term Securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 1,864 |  |
Fair value of plan assets at end of year | 1,260 | 1,864 |
Plan Assets: |  |  |
Total investments | 1,260 | 1,864 |
United States | Level 1 | Cash and Short Term Securities | USD | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 1,864 |  |
Fair value of plan assets at end of year | 1,260 | 1,864 |
Plan Assets: |  |  |
Total investments | 1,260 | 1,864 |
United States | Level 1 | Cash and Short Term Securities | EUR | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 1 | Cash and Short Term Securities | Others | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 1 | Equity securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 82,927 |  |
Fair value of plan assets at end of year | 66,338 | 82,927 |
Plan Assets: |  |  |
Total investments | 66,338 | 82,927 |
United States | Level 1 | U.S. Large Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 49,637 |  |
Fair value of plan assets at end of year | 37,537 | 49,637 |
Plan Assets: |  |  |
Total investments | 37,537 | 49,637 |
United States | Level 1 | U.S. Small Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 9,112 |  |
Fair value of plan assets at end of year | 7,918 | 9,112 |
Plan Assets: |  |  |
Total investments | 7,918 | 9,112 |
United States | Level 1 | International Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 24,178 |  |
Fair value of plan assets at end of year | 20,883 | 24,178 |
Plan Assets: |  |  |
Total investments | 20,883 | 24,178 |
United States | Level 1 | Fixed income securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 34,584 |  |
Fair value of plan assets at end of year | 28,443 | 34,584 |
Plan Assets: |  |  |
Total investments | 28,443 | 34,584 |
United States | Level 1 | Corporate debt securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 1 | Euro Corporate Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 1 | Investment Funds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 1 | Mutual Funds in Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 1 | Mutual Funds in Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 1 | Mutual Funds Diversified | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Cash and Short Term Securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Cash and Short Term Securities | USD | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Cash and Short Term Securities | EUR | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Cash and Short Term Securities | Others | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Equity securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | U.S. Large Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | U.S. Small Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | International Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Fixed income securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Corporate debt securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Euro Corporate Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Investment Funds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Mutual Funds in Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Mutual Funds in Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 2 | Mutual Funds Diversified | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Cash and Short Term Securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Cash and Short Term Securities | USD | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Cash and Short Term Securities | EUR | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Cash and Short Term Securities | Others | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Equity securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | U.S. Large Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | U.S. Small Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | International Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Fixed income securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Corporate debt securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Euro Corporate Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Investment Funds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Mutual Funds in Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Mutual Funds in Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Level 3 | Mutual Funds Diversified | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
United States | Net Asset Value per Share | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 74,395 |  |
Fair value of plan assets at end of year | 66,110 | 74,395 |
Plan Assets: |  |  |
Total investments | 66,110 | 74,395 |
Foreign Plans |  |  |
Change in benefit obligation: |  |  |
Benefit obligation at beginning of year | 123,386 | 134,426 |
Service cost | 7,547 | 8,159 | 7,311
Interest cost | 1,388 | 843 | 1,410
Curtailment/Settlement | 68 | 5 |
Prior service cost | 813 | 0 |
Actuarial gain | (26,826) | (6,489) |
Benefits paid | (4,615) | (4,555) |
Foreign currency translation adjustment | (7,762) | (9,003) |
Benefit obligation at end of year | 93,999 | 123,386 | 134,426
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 85,421 | 85,087 |
Actual return on plan assets | (4,897) | 2,811 |
Employer contribution | 1,871 | 7,966 |
Benefits paid | (4,615) | (4,555) |
Transfer | 0 | 124 |
Foreign currency translation adjustment | (5,257) | (6,012) |
Fair value of plan assets at end of year | 72,523 | 85,421 | 85,087
Funded status at end of year | (21,476) | (37,965) |
Funded status amounts recognized in Consolidated Balance Sheet |  |  |
Non-current assets | 0 | 1,832 |
Current liabilities | (31) | (33) |
Non-current liabilities | (21,445) | (39,764) |
Funded status amount | (21,476) | (37,965) |
Amounts recognized in accumulated other comprehensive loss |  |  |
Net actuarial (gain) loss | 11,383 | 32,269 |
Net prior service cost | 1,150 | 509 |
Tax effects | (5,518) | (11,049) |
Net amount recognized | 7,015 | 21,729 |
Changes in benefit obligations and plan assets recognized in other comprehensive income |  |  |
Current year actuarial gain (loss) | 19,181 | 6,257 | (2,530)
Current year prior service cost | (818) | 0 | 2,701
Transfer actuarial loss | 17 | 0 | 0
Amortization of net loss | 1,688 | 2,325 | 2,121
Amortization of prior service cost | 177 | 166 | 398
Net amount recognized | 20,245 | 8,748 | 2,690
Components of net periodic benefit cost: |  |  |
Service cost | 7,547 | 8,159 | 7,311
Interest cost | 1,388 | 843 | 1,410
Expected return on plan assets | (2,728) | (2,838) | (2,620)
Amortization of net loss | 1,688 | 2,325 | 2,121
Amortization of prior service cost | 177 | 166 | 398
Net periodic benefit cost | 8,072 | 8,655 | 8,620
Curtailment | (24) | 5 | (8)
Total Net periodic benefit cost | 8,048 | 8,660 | $ 8,612
Accumulated benefit obligation | 73,800 | 96,000 |
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 | 54,455 | 89,595 |
Accumulated benefit obligation | 40,481 | 63,614 |
Fair value of plan assets | 34,446 | 49,916 |
PBO, ABO, and fair value of plan assets for all pension plans with a PBO in excess of plan assets |  |  |
Projected benefit obligation | 71,730 | 97,221 |
Accumulated benefit obligation | 52,173 | 69,630 |
Fair value of plan assets | $ 47,236 | $ 56,228 |
Weighted-average assumptions used to determine benefit obligations |  |  |
Discount rate | 3.69% | 1.09% | 0.54%
Rate of compensation increase | 3.21% | 3.05% | 3.05%
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Discount rate | 1.20% | 0.66% | 1.12%
Expected long-term return on plan assets | 3.53% | 3.56% | 3.59%
Rate of compensation increase | 3.20% | 3.05% | 3.05%
Plan assets, actual allocation percentage | 100.00% | 100.00% |
Plan Assets: |  |  |
Total investments | $ 72,523 | $ 85,421 | $ 85,087
Foreign Plans | Equity securities |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 5.00% | 6.00% |
Foreign Plans | Fixed income securities |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 1.00% | 1.00% |
Foreign Plans | Corporate debt securities |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 1.00% | 2.00% |
Foreign Plans | Investment Funds |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 92.00% | 90.00% |
Target allocation percentage | 100.00% |  |
Foreign Plans | Infrastructure |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 0.00% | 0.00% |
Foreign Plans | Hedge funds |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 0.00% | 0.00% |
Foreign Plans | Money market |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 1.00% | 1.00% |
Foreign Plans | Real estate |  |  |
Weighted-average assumptions used to determine net periodic benefit cost |  |  |
Plan assets, actual allocation percentage | 0.00% | 0.00% |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | $ 85,421 |  |
Fair value of plan assets at end of year | 72,523 | $ 85,421 |
Plan Assets: |  |  |
Total investments | 72,523 | 85,421 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Cash and Short Term Securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 547 |  |
Fair value of plan assets at end of year | 516 | 547 |
Plan Assets: |  |  |
Total investments | 516 | 547 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Cash and Short Term Securities | USD | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Cash and Short Term Securities | EUR | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Cash and Short Term Securities | Others | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Equity securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 4,881 |  |
Fair value of plan assets at end of year | 3,769 | 4,881 |
Plan Assets: |  |  |
Total investments | 3,769 | 4,881 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | U.S. Large Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | U.S. Small Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | International Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Fixed income securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 772 |  |
Fair value of plan assets at end of year | 723 | 772 |
Plan Assets: |  |  |
Total investments | 723 | 772 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Corporate debt securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 1,413 |  |
Fair value of plan assets at end of year | 1,135 | 1,413 |
Plan Assets: |  |  |
Total investments | 1,135 | 1,413 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Euro Corporate Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Investment Funds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 77,808 |  |
Fair value of plan assets at end of year | 66,380 | 77,808 |
Plan Assets: |  |  |
Total investments | 66,380 | 77,808 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Mutual Funds in Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Mutual Funds in Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Mutual Funds Diversified | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 1 | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 33,994 |  |
Fair value of plan assets at end of year | 28,095 | 33,994 |
Plan Assets: |  |  |
Total investments | 28,095 | 33,994 |
Foreign Plans | Level 1 | Cash and Short Term Securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 547 |  |
Fair value of plan assets at end of year | 516 | 547 |
Plan Assets: |  |  |
Total investments | 516 | 547 |
Foreign Plans | Level 1 | Cash and Short Term Securities | USD | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 1 | Cash and Short Term Securities | EUR | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 539 |  |
Fair value of plan assets at end of year | 505 | 539 |
Plan Assets: |  |  |
Total investments | 505 | 539 |
Foreign Plans | Level 1 | Cash and Short Term Securities | Others | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 8 |  |
Fair value of plan assets at end of year | 11 | 8 |
Plan Assets: |  |  |
Total investments | 11 | 8 |
Foreign Plans | Level 1 | Equity securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 4,881 |  |
Fair value of plan assets at end of year | 3,769 | 4,881 |
Plan Assets: |  |  |
Total investments | 3,769 | 4,881 |
Foreign Plans | Level 1 | U.S. Large Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 1 | U.S. Small Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 1 | International Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 4,881 |  |
Fair value of plan assets at end of year | 3,769 | 4,881 |
Plan Assets: |  |  |
Total investments | 3,769 | 4,881 |
Foreign Plans | Level 1 | Fixed income securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 772 |  |
Fair value of plan assets at end of year | 723 | 772 |
Plan Assets: |  |  |
Total investments | 723 | 772 |
Foreign Plans | Level 1 | Corporate debt securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 1,413 |  |
Fair value of plan assets at end of year | 1,135 | 1,413 |
Plan Assets: |  |  |
Total investments | 1,135 | 1,413 |
Foreign Plans | Level 1 | Euro Corporate Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 1,413 |  |
Fair value of plan assets at end of year | 1,135 | 1,413 |
Plan Assets: |  |  |
Total investments | 1,135 | 1,413 |
Foreign Plans | Level 1 | Investment Funds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 26,381 |  |
Fair value of plan assets at end of year | 21,952 | 26,381 |
Plan Assets: |  |  |
Total investments | 21,952 | 26,381 |
Foreign Plans | Level 1 | Mutual Funds in Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 4,576 |  |
Fair value of plan assets at end of year | 5,221 | 4,576 |
Plan Assets: |  |  |
Total investments | 5,221 | 4,576 |
Foreign Plans | Level 1 | Mutual Funds in Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 20,810 |  |
Fair value of plan assets at end of year | 15,901 | 20,810 |
Plan Assets: |  |  |
Total investments | 15,901 | 20,810 |
Foreign Plans | Level 1 | Mutual Funds Diversified | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 995 |  |
Fair value of plan assets at end of year | 830 | 995 |
Plan Assets: |  |  |
Total investments | 830 | 995 |
Foreign Plans | Level 2 | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 51,427 |  |
Fair value of plan assets at end of year | 44,428 | 51,427 |
Plan Assets: |  |  |
Total investments | 44,428 | 51,427 |
Foreign Plans | Level 2 | Cash and Short Term Securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | Cash and Short Term Securities | USD | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | Cash and Short Term Securities | EUR | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | Cash and Short Term Securities | Others | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | Equity securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | U.S. Large Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | U.S. Small Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | International Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | Fixed income securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | Corporate debt securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | Euro Corporate Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | Investment Funds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 51,427 |  |
Fair value of plan assets at end of year | 44,428 | 51,427 |
Plan Assets: |  |  |
Total investments | 44,428 | 51,427 |
Foreign Plans | Level 2 | Mutual Funds in Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | Mutual Funds in Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 2 | Mutual Funds Diversified | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 51,427 |  |
Fair value of plan assets at end of year | 44,428 | 51,427 |
Plan Assets: |  |  |
Total investments | 44,428 | 51,427 |
Foreign Plans | Level 3 | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | Cash and Short Term Securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | Cash and Short Term Securities | USD | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | Cash and Short Term Securities | EUR | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | Cash and Short Term Securities | Others | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | Equity securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | U.S. Large Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | U.S. Small Cap Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | International Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | Fixed income securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | Corporate debt securities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | Euro Corporate Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | Investment Funds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | Mutual Funds in Equities | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | Mutual Funds in Bonds | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | 0 | 0 |
Foreign Plans | Level 3 | Mutual Funds Diversified | Fair Value, Recurring |  |  |
Change in plan assets: |  |  |
Fair value of plan assets at beginning of year | 0 |  |
Fair value of plan assets at end of year | 0 | 0 |
Plan Assets: |  |  |
Total investments | $ 0 | $ 0 |

X
- Definition The tax effects on net gain (loss), prior service cost (credit), and transition assets (obligations), as well as minimum pension liability if still remaining, included in accumulated other comprehensive income associated with a defined benefit pension or other postretirement plan(s) because they have yet to be recognized as components of net periodic benefit cost. + References No definition available. + Details
Name: | atr_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeTaxEffects
Namespace Prefix: | atr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The decrease in the plan benefit obligation during the reporting period due to curtailments or settlements. + References No definition available. + Details
Name: | atr_DefinedBenefitPlanCurtailmentsOrSettlements
Namespace Prefix: | atr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The total amount of net periodic benefit cost for defined benefit plans for the period. Periodic benefit costs include the following components: service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation before adjustment for gain (loss) due to settlements or curtailments. + References No definition available. + Details
Name: | atr_DefinedBenefitPlanNetPeriodicBenefitCostBeforeSettlementsAndCurtailments
Namespace Prefix: | atr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The increase in the plan benefit obligation during the reporting period due to prior service costs. + References No definition available. + Details
Name: | atr_DefinedBenefitPlanPriorServiceCost
Namespace Prefix: | atr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, before tax, transfer of gain (loss) for (increase) decrease in value of benefit obligation for change in actuarial assumptions and increase (decrease) in value of plan assets from experience different from that assumed of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit. + References No definition available. + Details
Name: | atr_OtherComprehensiveIncomeLossDefinedBenefitPlanTransferOfGainLossArisingDuringPeriodBeforeTax
Namespace Prefix: | atr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount, after tax, of accumulated other comprehensive (income) loss for defined benefit plan, that has not been recognized in net periodic benefit cost (credit). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (j) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI https://asc.fasb.org/extlink&oid=126968391&loc=SL7669686-108580 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (i-k) -URI https://asc.fasb.org/extlink&oid=126968391&loc=SL7669646-108580 + Details
Name: | us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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