Other Comprehensive Income (Loss) Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023		Jun. 30, 2022
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balances	$ 648,760	$ 651,830	$ 633,830	$ 630,850	$ 651,830		$ 630,850
Total other comprehensive income (loss)	3,990	3,450	(3,530)	(2,240)	7,440		(5,770)
Balances	662,360	648,760	630,780	633,830	662,360		630,780
Other Comprehensive Income (Loss), Tax [Abstract]
Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, Tax					300		100
Cross Currency Interest Rate Contract [Member]
Other Comprehensive Income (Loss), Tax [Abstract]
Other Comprehensive Income (Loss), Tax					(900)		3,800
Defined Benefit Plans [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balances		(5,380)		(4,830)	(5,380)		(4,830)
Net unrealized gains (losses) arising during the period					0		0
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax					(770)	[1]	(330)	[2]
Total other comprehensive income (loss)					770		330
Balances	(4,610)		(4,500)		(4,610)		(4,500)
Accumulated Net Gain (Loss) from Hedges Attributable to Parent [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balances		15,320		5,910	15,320		5,910
Net unrealized gains (losses) arising during the period					(2,750)	[3]	11,670	[4]
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax					0		0
Total other comprehensive income (loss)					(2,750)		11,670
Balances	12,570		17,580		12,570		17,580
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balances		(18,560)		(850)	(18,560)		(850)
Net unrealized gains (losses) arising during the period					9,420		(17,770)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax					0		0
Total other comprehensive income (loss)					9,420		(17,770)
Balances	(9,140)		(18,620)		(9,140)		(18,620)
Accumulated Other Comprehensive Income (Loss) [Member]
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balances	(5,170)	(8,620)	(2,010)	230	(8,620)		230
Net unrealized gains (losses) arising during the period					6,670		(6,100)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax					(770)		(330)
Total other comprehensive income (loss)	3,990	3,450	(3,530)	(2,240)	7,440		(5,770)
Balances	$ (1,180)	$ (5,170)	$ (5,540)	$ (2,010)	$ (1,180)		$ (5,540)

[1] Defined benefit plans, net of income tax of $0.3 million. See Note 16, "Defined Benefit Plans," for further details.

[2] Defined benefit plans, net of income tax of $0.1 million. See Note 16, "Defined Benefit Plans," for further details.

[3] Derivative instruments, net of income tax of $0.9 million. See Note 9, "Derivative Instruments," for further details

[4] Derivative instruments, net of income tax of $3.8 million. See Note 9, "Derivative Instruments," for further details.