Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income (loss) from continuing operations before taxes and noncontrolling interests [Abstract]
Domestic	$ 62,921	$ (25,884)	$ (10,992)
Foreign	371,689	184,212	237,290
Income before taxes	434,610	158,328	226,298
Current:
Federal	2,336	7,327	9,137
State and local	466	218	415
Foreign	82,258	55,399	113,779
Total current income tax expense	85,060	62,944	123,331
Deferred:
Federal	554	(6,068)	(13,731)
State and local	383	(538)	(802)
Foreign	49,676	(21,793)	(47,290)
Total deferred income tax expense	50,613	(28,399)	(61,823)
Total income tax expense	135,673	34,545	61,508
Deferred tax assets:
Pension and other retiree obligations	50,069	53,585
Inventories	17,168	19,539
Net operating loss carryforwards	115,200	124,251
Tax credit carryforwards	76,213	85,651
Other accruals and reserves	29,332	31,347
Total gross deferred tax assets	287,982	314,373
Less valuation allowance	(186,204)	(206,950)
Deferred tax assets, net	101,778	107,423
Deferred tax liabilities:
Property and equipment	(1,514)	(1,604)
Tax deductible goodwill	(5,412)	(4,708)
Earnings not permanently reinvested	(67,172)	0
Convertible debentures	0	(12,777)
Other - net	(1,646)	(1,656)
Total gross deferred tax liabilities	(75,744)	(20,745)
Net deferred tax assets (liabilities)	26,034	86,678
Discrete Tax Items Repatriation	53,316	(190)	9,583
Discrete tax items debt extinguishment		1,563	1,601
Discrete tax item related to tax-basis foreign exchange gain on settlement of intercompany loan			7,554
Tax effects of changes in uncertain tax positions		3,751	2,831
Reconciliation of income tax expense at federal statutory rate to actual income tax provision [Abstract]
Tax at statutory rate	91,268	33,249	47,523
State income taxes, net of U.S. federal tax benefit	671	(252)	(301)
Effect of foreign operations	5,521	(9,896)	9,242
Tax on earnings not permanently reinvested	54,648	4,227	6,256
Unrecognized tax benefits	1,318	4,351	5,584
Change in valuation allowance on deferred tax asset	(5,714)	0	0
Foreign income taxable in the U.S.	9,532	7,675	10,691
Foreign tax credits	(9,477)	(3,520)	(4,601)
Foreign tax credit carryforward utilized	(9,207)	0	0
U.S. Base Erosion Anti-Abuse Tax	9,134	750	2,851
Change in U.S. regulations	(8,276)	0	0
Deferred tax rate impact of corporate reorganization	0	0	(12,121)
Other	(3,745)	(2,039)	(3,616)
Total income tax expense	135,673	34,545	61,508
Net operating loss carryforwards [Abstract]
Discrete tax items included income tax expense	$ 39,326	1,998	(799)
Corporate tax rate	21.00%
TCJA one-time transition tax percentage on deferred foreign earnings for liquid assets	11.10%
TCJA one-time transition tax percentage on deferred foreign earnings for illiquid assets	6.00%
Available tax credit carryforwards [Abstract]
Discrete Tax Items Repatriation	$ (53,316)	190	(9,583)
U.S. foreign tax credit carryforward (gross)	58,673
Income tax uncertainties [Abstract]
Cash repatriated during the current period		104,091	188,742
Repatriation taxes paid		16,258	38,814
Amount of TCJA tax first installment	14,757	14,757	14,757
Unremitted foreign earnings	385,000
Net income taxes paid (refunded)	79,106	69,706	185,654
Company accrued interest and penalties related to the unrecognized tax benefits	3,747	3,239
Company recognized interest and penalties.	591	128	1,201
Unrecognized tax benefits [Roll Forward]
Balance at beginning of year	40,652	36,868	21,241
Addition based on tax positions related to the current year	141	663	2,383
Addition based on tax positions related to prior years	1,037	8,358	16,190
Currency translation adjustments	(523)
Currency translation adjustments		1,361	1,211
Reduction based on tax positions related to prior years	(13,154)	(3,152)	0
Reduction for settlements	(982)	(3,446)	(3,121)
Reduction for lapses of statute of limitation	(452)	0	(1,036)
Balance at end of year	26,719	$ 40,652	$ 36,868
2022 [Member]
Operating Loss Carryforwards [Line Items]
Expected TCJA tax payment, net	14,757
2023 [Member]
Operating Loss Carryforwards [Line Items]
Expected TCJA tax payment, net	27,669
2024 [Member]
Operating Loss Carryforwards [Line Items]
Expected TCJA tax payment, net	36,893
2025 [Member]
Operating Loss Carryforwards [Line Items]
Expected TCJA tax payment, net	46,119
Minimum [Member]
Available tax credit carryforwards [Abstract]
Decrease in Unrecognized Tax Benefits is Reasonably Possible	3,783
Maximum [Member]
Available tax credit carryforwards [Abstract]
Decrease in Unrecognized Tax Benefits is Reasonably Possible	16,449
Austria [Member]
Net operating loss carryforwards [Abstract]
Net operating loss carryforward	13,211
Belgium [Member]
Net operating loss carryforwards [Abstract]
Net operating loss carryforward	159,563
Israel [Member]
Net operating loss carryforwards [Abstract]
Net operating loss carryforward	10,368
Italy [Member]
Net operating loss carryforwards [Abstract]
Net operating loss carryforward	12,638
Japan [Member]
Net operating loss carryforwards [Abstract]
Net operating loss carryforward	$ 7,476
Japan [Member] | Minimum [Member]
Net operating loss carryforwards [Abstract]
Expiration date NOL carryforward	Dec. 31, 2023
Japan [Member] | Maximum [Member]
Net operating loss carryforwards [Abstract]
Expiration date NOL carryforward	Dec. 31, 2030
Netherlands [Member]
Net operating loss carryforwards [Abstract]
Net operating loss carryforward	$ 10,552
The Republic of China (Taiwan) [Member]
Net operating loss carryforwards [Abstract]
Net operating loss carryforward	$ 16,750
The Republic of China (Taiwan) [Member] | Minimum [Member]
Net operating loss carryforwards [Abstract]
Expiration date NOL carryforward	Dec. 31, 2026
The Republic of China (Taiwan) [Member] | Maximum [Member]
Net operating loss carryforwards [Abstract]
Expiration date NOL carryforward	Dec. 31, 2028
California [Member]
Net operating loss carryforwards [Abstract]
Net operating loss carryforward	$ 19,650
California [Member] | Minimum [Member]
Net operating loss carryforwards [Abstract]
Expiration date NOL carryforward	Dec. 31, 2028
California [Member] | Maximum [Member]
Net operating loss carryforwards [Abstract]
Expiration date NOL carryforward	Dec. 31, 2036
Pennsylvania [Member]
Net operating loss carryforwards [Abstract]
Net operating loss carryforward	$ 601,818
Pennsylvania [Member] | Minimum [Member]
Net operating loss carryforwards [Abstract]
Expiration date NOL carryforward	Dec. 31, 2022
Pennsylvania [Member] | Maximum [Member]
Net operating loss carryforwards [Abstract]
Expiration date NOL carryforward	Dec. 31, 2041
Research Tax Credit [Member] | California [Member]
Net operating loss carryforwards [Abstract]
Tax credit carryforward, amount	$ 17,484
Available tax credit carryforwards [Abstract]
Tax Credit Carryforward	17,484
U.S. Foreign Tax Credit [Member]
Net operating loss carryforwards [Abstract]
Tax credit carryforward, amount	58,673
Available tax credit carryforwards [Abstract]
Tax Credit Carryforward	$ 58,673
U.S. Foreign Tax Credit [Member] | Minimum [Member]
Net operating loss carryforwards [Abstract]
Expiration date tax credit carryforward	Dec. 31, 2028
U.S. Foreign Tax Credit [Member] | Maximum [Member]
Net operating loss carryforwards [Abstract]
Expiration date tax credit carryforward	Dec. 31, 2031