Accumulated Other Comprehensive Loss (Changes in Accumulated Other Comprehensive Loss by Component, Net of Tax) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balances	$ 440,935	$ 370,202	$ 385,849
Ending balances	548,103	440,935	370,202
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balances	(89,710)	(109,376)	(105,361)
Other comprehensive income (loss) before reclassifications, before tax	(79,029)	(9,709)	3,538
Cash flow hedge income (loss), before tax	3,763	22,465	(10,162)
Postretirement benefit liabilities income (loss), before tax	216	2,146	91
Currency translation reclassification to income on divestiture	17,305
Amount reclassification to income (remote transaction)	11,012
Current period other comprehensive income (loss), before tax	(46,733)	14,902	(6,533)
Tax effect	5,329	(4,764)	(2,518)
Current period other comprehensive income (loss), net of tax	(52,062)	19,666	(4,015)
Ending balances	(141,772)	(89,710)	(109,376)
Postretirement Benefit Liability Adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balances	3,199	1,206	1,126
Other comprehensive income (loss) before reclassifications, before tax	0	0	0
Cash flow hedge income (loss), before tax	0	0	0
Postretirement benefit liabilities income (loss), before tax	216	2,146	91
Currency translation reclassification to income on divestiture	0
Amount reclassification to income (remote transaction)	0
Current period other comprehensive income (loss), before tax	216	2,146	91
Tax effect	6	153	11
Current period other comprehensive income (loss), net of tax	210	1,993	80
Ending balances	3,409	3,199	1,206
Foreign Currency Items
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balances	(70,482)	(97,575)	(103,190)
Other comprehensive income (loss) before reclassifications, before tax	(85,676)	24,980	6,269
Cash flow hedge income (loss), before tax	0	0	0
Postretirement benefit liabilities income (loss), before tax	0	0	0
Currency translation reclassification to income on divestiture	17,305
Amount reclassification to income (remote transaction)	0
Current period other comprehensive income (loss), before tax	(68,371)	24,980	6,269
Tax effect	17	(2,113)	654
Current period other comprehensive income (loss), net of tax	(68,388)	27,093	5,615
Ending balances	(138,870)	(70,482)	(97,575)
Net Gain (Loss) on Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balances	(22,427)	(13,007)	(3,297)
Other comprehensive income (loss) before reclassifications, before tax	6,647	(34,689)	(2,731)
Cash flow hedge income (loss), before tax	3,763	22,465	(10,162)
Postretirement benefit liabilities income (loss), before tax	0	0	0
Currency translation reclassification to income on divestiture	0
Amount reclassification to income (remote transaction)	11,012
Current period other comprehensive income (loss), before tax	21,422	(12,224)	(12,893)
Tax effect	5,306	(2,804)	(3,183)
Current period other comprehensive income (loss), net of tax	16,116	(9,420)	(9,710)
Ending balances	$ (6,311)	$ (22,427)	$ (13,007)