Revenue - Disaggregation of Revenue and Revenue from External Customers by Geographic Areas (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Disaggregation of Revenue [Line Items]
Total	$ 481,333	$ 456,255
United States
Disaggregation of Revenue [Line Items]
Total	349,488	406,077
North America (outside of United States)
Disaggregation of Revenue [Line Items]
Total	16,437	8,616
Pacific Rim
Disaggregation of Revenue [Line Items]
Total	80,681	25,457
Europe
Disaggregation of Revenue [Line Items]
Total	18,452	7,457
Other
Disaggregation of Revenue [Line Items]
Total	16,275	8,648
Power Systems
Disaggregation of Revenue [Line Items]
Total	179,491	123,132
Industrial
Disaggregation of Revenue [Line Items]
Total	224,669	153,289
Transportation
Disaggregation of Revenue [Line Items]
Total	$ 77,173	$ 179,834