INCOME TAXES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income before income taxes:
United States	$ 94,612	$ 34,404	$ 36,139
International	247,457	231,616	258,686
Income before Income Taxes	342,069	266,020	294,825
Current:
U.S. Federal	2,129	10,273	(342)
State/Local	883	877	230
International	88,084	83,456	72,670
Total Current	91,096	94,606	72,558
Deferred:
U.S. Federal/State	4,670	(17,019)	2,570
International	4,076	(6,333)	(332)
Total Deferred	8,746	(23,352)	2,238
Total	$ 99,842	$ 71,254	$ 74,796
Statutory federal income tax rate (as a percent)	21.00%	21.00%	35.00%
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate
Income tax at statutory rate	$ 71,835	$ 55,864	$ 103,189
State income taxes (benefits), net of federal benefit (tax)	2,622	(1,516)	(2,620)
Investment incentives	(2,530)	(1,900)	(1,900)
Tax resolutions	(1,915)	(3,400)	(5,188)
Excess tax benefits from equity compensation	(12,520)	(10,800)	(10,383)
Deferred benefits from tax rate changes	0	(2,800)	(5,055)
U.S. GILTI and BEAT	(1,485)	5,625
U.S. tax reform - transition tax	0	(2,570)	31,575
Results of forward contract	0		(23,883)
Valuation allowance	10,623	3,170	1,344
Rate differential on earnings of foreign operations	29,807	26,424	(16,097)
Other items, net	3,405	3,157	3,814
Total	$ 99,842	$ 71,254	$ 74,796
Effective income tax rate (as a percent)	29.20%	26.80%	25.40%
Tax benefits from employee share-based compensation	$ 12,500
Deferred Tax Assets:
Net operating loss carryforwards	24,941	$ 22,462
Operating and finance leases	25,440
Pension liabilities	24,925	15,405
Stock compensation	6,082	10,130
U.S. federal tax credits	8,575	12,045
U.S. state tax credits	7,881	10,186
Vacation and bonus	7,645	6,891
Research and development	7,539	6,945
Inventory	5,993	6,038
Workers compensation	3,835	3,373
Other	16,496	13,985
Total gross deferred tax assets	139,352	107,460
Less valuation allowance	(23,320)	(11,189)
Net deferred tax assets	116,032	96,271
Deferred Tax Liabilities:
Acquisition related intangibles	62,851	59,004
Depreciation and amortization	28,284	31,140
Operating and finance leases	27,555	2,034
Other	6,215	10,351
Total gross deferred tax liabilities	124,905	102,529
Net deferred tax liabilities	(8,873)	$ (6,258)
Increase (decrease) in valuation allowance	12,100
Tax-effected net operating loss carryforwards not subject to expiration	20,800
Tax-effected net operating loss subject to expiration	4,100
Amount of state tax credit carryforwards subject to expiration	7,900
Foreign Tax Authority | Minimum
Deferred Tax Liabilities:
Estimated additional tax payable on previously unremitted earnings	20,000
Foreign Tax Authority | Maximum
Deferred Tax Liabilities:
Estimated additional tax payable on previously unremitted earnings	$ 30,000
Internal Revenue Service (IRS)
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate
Deferred benefits from tax rate changes			$ (6,800)
France
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate
Tax resolutions			(2,000)
France and Argentina
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate
Deferred benefits from tax rate changes			1,700
Europe
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate
Tax resolutions			$ (3,200)