Business Segments - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating (loss) profit for reportable segments	$ (2,287)	$ (661)
Other income (expense) - net	563	(59)
Loss before income taxes	(2,094)	(1,591)
Operating Segments
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Operating (loss) profit for reportable segments	(1,900)	1,185
Interest expense - net	(370)	(871)
Other income (expense) - net	563	(59)
Unallocated corporate expenses and other unallocated charges	(387)	(1,846)
Loss before income taxes	$ (2,094)	$ (1,591)