Other Comprehensive Income (Loss) Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022		Jun. 30, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balances	$ 633,830	$ 630,850	$ 595,970	$ 584,250	$ 630,850		$ 584,250
Total other comprehensive income (loss)	(3,530)	(2,240)	990	630	(5,770)		1,620
Balances	630,780	633,830	597,600	595,970	630,780		597,600
Other Comprehensive Income (Loss), Tax [Abstract]
Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, Tax					100		100
Cross Currency Interest Rate Contract [Member]
Other Comprehensive Income (Loss), Tax [Abstract]
Other Comprehensive Income (Loss), Tax					(3,800)		1,100
Defined Benefit Plans [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balances		(4,830)		(8,620)	(4,830)		(8,620)
Net unrealized gains (losses) arising during the period					0		0
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax					(330)	[1]	(310)	[2]
Total other comprehensive income (loss)					330		310
Balances	(4,500)		(8,310)		(4,500)		(8,310)
Accumulated Net Gain (Loss) from Hedges Attributable to Parent [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balances		5,910		(3,580)	5,910		(3,580)
Net unrealized gains (losses) arising during the period					11,670	[3]	3,330	[4]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax					0		0
Total other comprehensive income (loss)					11,670		3,330
Balances	17,580		(250)		17,580		(250)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balances		(850)		6,580	(850)		6,580
Net unrealized gains (losses) arising during the period					(17,770)		(2,020)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax					0		0
Total other comprehensive income (loss)					(17,770)		(2,020)
Balances	(18,620)		4,560		(18,620)		4,560
Accumulated Other Comprehensive Income [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balances	(2,010)	230	(4,990)	(5,620)	230		(5,620)
Net unrealized gains (losses) arising during the period					(6,100)		1,310
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax					(330)		(310)
Total other comprehensive income (loss)	(3,530)	(2,240)	990	630	(5,770)		1,620
Balances	$ (5,540)	$ (2,010)	$ (4,000)	$ (4,990)	$ (5,540)		$ (4,000)

[1] Defined benefit plans, net of income tax of approximately $0.1 million. See Note 18, "Defined Benefit Plans," for further details.

[2] Defined benefit plans, net of income tax of approximately $0.1 million. See Note 18, "Defined Benefit Plans," for further details.

[3] Derivative instruments, net of income tax of approximately $3.8 million. See Note 11, "Derivative Instruments," for further details

[4] Derivative instruments, net of income tax of approximately $1.1 million. See Note 11, "Derivative Instruments," for further details.