Changes in AOCI by Component (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ (7,848)	$ (7,310)
Other comprehensive loss before reclassifications	(2)	(2)
Amounts reclassified from AOCL	113	113
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	(167)	(158)
Total Other Comprehensive Loss	(56)	(47)
Ending balance	(7,904)	(7,357)
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(9,825)	(10,277)
Other comprehensive loss before reclassifications	0	0
Amounts reclassified from AOCL	113	113
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	0	0
Total Other Comprehensive Loss	113	113
Ending balance	(9,712)	(10,164)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	1,435	1,443
Other comprehensive loss before reclassifications	(2)	(2)
Amounts reclassified from AOCL	0	0
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	0	0
Total Other Comprehensive Loss	(2)	(2)
Ending balance	1,433	1,441
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	542	1,524
Other comprehensive loss before reclassifications	0	0
Amounts reclassified from AOCL	0	0
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	(167)	(158)
Total Other Comprehensive Loss	(167)	(158)
Ending balance	$ 375	$ 1,366