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Revenue Recognition (Schedule of Revenue Recognition) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers	$ 69,027	$ 82,347
Leasing revenues	1,681	626
Total revenues	70,708	82,973
Railcar Sales [Member]
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers	65,944	79,079
Parts sales [Member]
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers	3,064	3,212
Other sales [Member]
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers	$ 19	$ 56

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Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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