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Revenue Recognition (Schedule of Revenue Recognition) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers	$ 160,438	$ 113,185	$ 375,203	$ 420,077
Leasing revenues	73	70	221	1,652
Total revenues	160,511	113,255	375,424	421,729
Railcar Sales [Member]
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers	153,883	109,010	354,667	405,684
Aftermarket Sales [Member]
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers	$ 6,555	$ 4,175	$ 20,536	$ 14,393

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