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Business Segments - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($) $ in Thousands | 3 Months Ended
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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)

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