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Stock-Based Compensation (Narrative) (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
	Jun. 30, 2023	Mar. 31, 2024	Mar. 31, 2023
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation recognized		$ 760	$ (91)
Inducement Options [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unearned compensation related to options		$ 286
Remaining service period		27 months
Inducement Options [Member] \| The Freightcar America Inc [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Granted	300,000
Restricted Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unearned compensation related to options		$ 2,129
Remaining requisite service period		27 months
Time-Vested Stock Options [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unearned compensation related to options		$ 2,057
Remaining service period		27 months
Cash Settled Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unearned compensation		$ 0