RETIREMENT AND DEFERRED COMPENSATION PLANS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
United States
Change in benefit obligation:
Benefit obligation at beginning of year	$ 272,471	$ 227,275
Service cost	16,356	14,278	$ 11,093
Interest cost	6,366	7,046	7,381
Curtailment/Settlement	0	0
Prior service cost	0	0
Actuarial (gain) loss	(18,526)	38,175
Benefits paid	(21,210)	(14,303)
Foreign currency translation adjustment	0	0
Benefit obligation at end of year	255,457	272,471	227,275
Change in plan assets:
Fair value of plan assets at beginning of year	192,034	188,801
Actual return on plan assets	22,480	17,088
Employer contribution	466	448
Benefits paid	(21,210)	(14,303)
Transfer	0	0
Foreign currency translation adjustment	0	0
Fair value of plan assets at end of year	193,770	192,034	188,801
Funded status at end of year	(61,687)	(80,437)
Funded status amounts recognized in Consolidated Balance Sheet
Non-current assets	0	0
Current liabilities	(500)	(461)
Non-current liabilities	(61,187)	(79,976)
Funded status amount	(61,687)	(80,437)
Amounts recognized in accumulated other comprehensive loss
Net actuarial loss	57,627	96,440
Net prior service cost	0	0
Tax effects	(12,873)	(22,181)
Net amount recognized	44,754	74,259
Changes in benefit obligations and plan assets recognized in other comprehensive income
Current year actuarial gain (loss)	28,714	(33,335)	(21,970)
Amortization of net loss	10,099	5,684	1,957
Net amount recognized	38,813	(27,651)	(20,013)
Components of net periodic benefit cost:
Service cost	16,356	14,278	11,093
Interest cost	6,366	7,046	7,381
Expected return on plan assets	(12,293)	(12,248)	(12,379)
Amortization of net loss	10,099	5,684	1,957
Net periodic benefit cost	20,528	14,760	$ 8,052
Accumulated benefit obligation	236,300	249,800
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	255,457	272,471
Accumulated benefit obligation	236,295	249,831
Fair value of plan assets	193,770	192,034
PBO, ABO, and fair value of plan assets for all pension plans with a PBO in excess of plan assets
Projected benefit obligation	255,457	272,471
Accumulated benefit obligation	236,295	249,831
Fair value of plan assets	$ 193,770	$ 192,034
Weighted-average assumptions used to determine benefit obligations
Discount rate	2.75%	2.40%	3.20%
Rate of compensation increase	3.17%	3.19%	4.00%
Weighted-average assumptions used to determine net periodic benefit cost
Discount rate	2.40%	3.20%	4.20%
Expected long-term return on plan assets	7.00%	7.00%	7.00%
Rate of compensation increase	3.17%	4.00%	4.00%
Plan assets, actual allocation percentage	100.00%	100.00%
Plan Assets:
Total investments	$ 193,770	$ 192,034	$ 188,801
United States | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	192,034
Fair value of plan assets at end of year	193,770	192,034
Plan Assets:
Total investments	$ 193,770	$ 192,034
United States | Equity Securities
Weighted-average assumptions used to determine net periodic benefit cost
Plan assets, actual allocation percentage	48.00%	48.00%
Target allocation percentage	60.00%
United States | Fixed Income Funds
Weighted-average assumptions used to determine net periodic benefit cost
Plan assets, actual allocation percentage	27.00%	28.00%
United States | Corporate debts 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%	7.00%
United States | Hedge Fund
Weighted-average assumptions used to determine net periodic benefit cost
Plan assets, actual allocation percentage	11.00%	10.00%
United States | Money market
Weighted-average assumptions used to determine net periodic benefit cost
Plan assets, actual allocation percentage	1.00%	2.00%
United States | Real Estate Funds
Weighted-average assumptions used to determine net periodic benefit cost
Plan assets, actual allocation percentage	5.00%	5.00%
United States | Fixed income securities and infrastructure
Weighted-average assumptions used to determine net periodic benefit cost
Target allocation percentage	40.00%
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	$ 121,939
Fair value of plan assets at end of year	119,375	$ 121,939
Plan Assets:
Total investments	119,375	121,939
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	3,207
Fair value of plan assets at end of year	1,864	3,207
Plan Assets:
Total investments	1,864	3,207
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	83,041
Fair value of plan assets at end of year	82,927	83,041
Plan Assets:
Total investments	82,927	83,041
United States | Fair Value, Inputs, Level 1, 2 and 3 | US 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 | US 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 Funds | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	35,691
Fair value of plan assets at end of year	34,584	35,691
Plan Assets:
Total investments	34,584	35,691
United States | Fair Value, Inputs, Level 1, 2 and 3 | Corporate debts 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	121,939
Fair value of plan assets at end of year	119,375	121,939
Plan Assets:
Total investments	119,375	121,939
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	3,207
Fair value of plan assets at end of year	1,864	3,207
Plan Assets:
Total investments	1,864	3,207
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	3,207
Fair value of plan assets at end of year	1,864	3,207
Plan Assets:
Total investments	1,864	3,207
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	83,041
Fair value of plan assets at end of year	82,927	83,041
Plan Assets:
Total investments	82,927	83,041
United States | Level 1 | US Large Cap Equities | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	48,138
Fair value of plan assets at end of year	49,637	48,138
Plan Assets:
Total investments	49,637	48,138
United States | Level 1 | US Small Cap Equities | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	10,299
Fair value of plan assets at end of year	9,112	10,299
Plan Assets:
Total investments	9,112	10,299
United States | Level 1 | International Equities | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	24,604
Fair value of plan assets at end of year	24,178	24,604
Plan Assets:
Total investments	24,178	24,604
United States | Level 1 | Fixed Income Funds | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	35,691
Fair value of plan assets at end of year	34,584	35,691
Plan Assets:
Total investments	34,584	35,691
United States | Level 1 | Corporate debts 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 | US 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 | US 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 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 | Corporate debts 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 | US 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 | US 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 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 | Corporate debts 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	70,095
Fair value of plan assets at end of year	74,395	70,095
Plan Assets:
Total investments	74,395	70,095
Foreign Plans
Change in benefit obligation:
Benefit obligation at beginning of year	134,426	120,490
Service cost	8,159	7,311	5,921
Interest cost	843	1,410	2,023
Curtailment/Settlement	5	0
Prior service cost	0	(2,701)
Actuarial (gain) loss	(6,489)	1,809
Benefits paid	(4,555)	(5,145)
Foreign currency translation adjustment	(9,003)	11,252
Benefit obligation at end of year	123,386	134,426	120,490
Change in plan assets:
Fair value of plan assets at beginning of year	85,087	74,189
Actual return on plan assets	2,811	2,008
Employer contribution	7,966	7,527
Benefits paid	(4,555)	(5,145)
Transfer	124	0
Foreign currency translation adjustment	(6,012)	6,508
Fair value of plan assets at end of year	85,421	85,087	74,189
Funded status at end of year	(37,965)	(49,339)
Funded status amounts recognized in Consolidated Balance Sheet
Non-current assets	1,832	81
Current liabilities	(33)	(37)
Non-current liabilities	(39,764)	(49,383)
Funded status amount	(37,965)	(49,339)
Amounts recognized in accumulated other comprehensive loss
Net actuarial loss	32,269	40,851
Net prior service cost	509	675
Tax effects	(11,049)	(13,466)
Net amount recognized	21,729	28,060
Changes in benefit obligations and plan assets recognized in other comprehensive income
Current year actuarial gain (loss)	6,257	(2,530)	(11,999)
Current year prior service cost	0	2,701	451
Transfer Prior service Cost	0	0	(18)
Transfer Actuarial (loss) gain	0	0	(126)
Amortization of net loss	2,325	2,121	1,444
Amortization of prior service cost	166	398	449
Net amount recognized	8,748	2,690	(9,799)
Components of net periodic benefit cost:
Service cost	8,159	7,311	5,921
Interest cost	843	1,410	2,023
Expected return on plan assets	(2,838)	(2,620)	(2,366)
Amortization of net loss	2,325	2,121	1,444
Amortization of prior service cost	166	398	449
Net periodic benefit cost	8,655	8,620	7,471
Curtailment	5	(8)	(246)
Special termination benefit charge	0	0	65
Total Net periodic benefit cost	8,660	8,612	$ 7,290
Accumulated benefit obligation	96,000	103,100
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	89,595	120,795
Accumulated benefit obligation	63,614	89,702
Fair value of plan assets	49,916	71,457
PBO, ABO, and fair value of plan assets for all pension plans with a PBO in excess of plan assets
Projected benefit obligation	97,221	130,616
Accumulated benefit obligation	69,630	98,360
Fair value of plan assets	$ 56,228	$ 79,764
Weighted-average assumptions used to determine benefit obligations
Discount rate	1.09%	0.54%	1.04%
Rate of compensation increase	3.05%	3.05%	3.05%
Weighted-average assumptions used to determine net periodic benefit cost
Discount rate	0.66%	1.12%	1.84%
Expected long-term return on plan assets	3.56%	3.59%	3.69%
Rate of compensation increase	3.05%	3.05%	3.05%
Plan assets, actual allocation percentage	100.00%	100.00%
Plan Assets:
Total investments	$ 85,421	$ 85,087	$ 74,189
Foreign Plans | Equity Securities
Weighted-average assumptions used to determine net periodic benefit cost
Plan assets, actual allocation percentage	6.00%	5.00%
Foreign Plans | Fixed Income Funds
Weighted-average assumptions used to determine net periodic benefit cost
Plan assets, actual allocation percentage	1.00%	1.00%
Foreign Plans | Corporate debts securities
Weighted-average assumptions used to determine net periodic benefit cost
Plan assets, actual allocation percentage	2.00%	2.00%
Foreign Plans | Investment Funds
Weighted-average assumptions used to determine net periodic benefit cost
Plan assets, actual allocation percentage	90.00%	92.00%
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 Fund
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%	0.00%
Foreign Plans | Real Estate Funds
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	$ 85,087
Fair value of plan assets at end of year	85,421	$ 85,087
Plan Assets:
Total investments	85,421	85,087
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	415
Fair value of plan assets at end of year	547	415
Plan Assets:
Total investments	547	415
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	4,107
Fair value of plan assets at end of year	4,881	4,107
Plan Assets:
Total investments	4,881	4,107
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | US 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 | US 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 Funds | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	834
Fair value of plan assets at end of year	772	834
Plan Assets:
Total investments	772	834
Foreign Plans | Fair Value, Inputs, Level 1, 2 and 3 | Corporate debts securities | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	1,555
Fair value of plan assets at end of year	1,413	1,555
Plan Assets:
Total investments	1,413	1,555
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	78,176
Fair value of plan assets at end of year	77,808	78,176
Plan Assets:
Total investments	77,808	78,176
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	34,411
Fair value of plan assets at end of year	33,994	34,411
Plan Assets:
Total investments	33,994	34,411
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	415
Fair value of plan assets at end of year	547	415
Plan Assets:
Total investments	547	415
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	404
Fair value of plan assets at end of year	539	404
Plan Assets:
Total investments	539	404
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	11
Fair value of plan assets at end of year	8	11
Plan Assets:
Total investments	8	11
Foreign Plans | Level 1 | Equity Securities | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	4,107
Fair value of plan assets at end of year	4,881	4,107
Plan Assets:
Total investments	4,881	4,107
Foreign Plans | Level 1 | US 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 | US 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	4,107
Fair value of plan assets at end of year	4,881	4,107
Plan Assets:
Total investments	4,881	4,107
Foreign Plans | Level 1 | Fixed Income Funds | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	834
Fair value of plan assets at end of year	772	834
Plan Assets:
Total investments	772	834
Foreign Plans | Level 1 | Corporate debts securities | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	1,555
Fair value of plan assets at end of year	1,413	1,555
Plan Assets:
Total investments	1,413	1,555
Foreign Plans | Level 1 | Euro Corporate Bonds | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	1,555
Fair value of plan assets at end of year	1,413	1,555
Plan Assets:
Total investments	1,413	1,555
Foreign Plans | Level 1 | Investment Funds | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	27,500
Fair value of plan assets at end of year	26,381	27,500
Plan Assets:
Total investments	26,381	27,500
Foreign Plans | Level 1 | Mutual Funds in Equities | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	4,022
Fair value of plan assets at end of year	4,576	4,022
Plan Assets:
Total investments	4,576	4,022
Foreign Plans | Level 1 | Mutual Funds in Bonds | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	22,475
Fair value of plan assets at end of year	20,810	22,475
Plan Assets:
Total investments	20,810	22,475
Foreign Plans | Level 1 | Mutual Funds Diversified | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	1,003
Fair value of plan assets at end of year	995	1,003
Plan Assets:
Total investments	995	1,003
Foreign Plans | Level 2 | Fair Value, Recurring
Change in plan assets:
Fair value of plan assets at beginning of year	50,676
Fair value of plan assets at end of year	51,427	50,676
Plan Assets:
Total investments	51,427	50,676
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 | US 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 | US 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 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 2 | Corporate debts 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	50,676
Fair value of plan assets at end of year	51,427	50,676
Plan Assets:
Total investments	51,427	50,676
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	50,676
Fair value of plan assets at end of year	51,427	50,676
Plan Assets:
Total investments	51,427	50,676
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 | US 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 | US 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 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 | Corporate debts 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