Net Book Value of Unpledged Equipment.

No definition available.

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- Definition

Amount of assets pledged to secure a debt instrument.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

+ Details

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Definition

Amount, after accumulated amortization, of debt discount.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28541-108399

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

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- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=115931803&loc=d3e12069-110248

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- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980

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- Definition

Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=77888428&loc=SL77919359-209981

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Railcar Leasing and Management Services Group - Narrative (Details) - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018	Sep. 30, 2014
Segment Reporting Information [Line Items]
Debt Instrument, Unamortized Discount	$ 2.6	$ 2.7
Senior Notes [Member]
Segment Reporting Information [Line Items]
Debt Instrument, Unamortized Discount	0.2	0.3
Corporate Segment [Member] \| Senior Notes [Member]
Segment Reporting Information [Line Items]
Debt Instrument, Unamortized Discount	$ 0.2	$ 0.3
Corporate Segment [Member] \| Senior Notes [Member] \| 4.55% Senior Notes Due October 2024 [Member]
Segment Reporting Information [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			4.55%
Railcar Leasing and Management Services Group \| Minimum
Segment Reporting Information [Line Items]
Term of leases with third parties (in years)	1 year
Period of railcars leased under operating leases (in years)	1 year
Railcar Leasing and Management Services Group \| Maximum
Segment Reporting Information [Line Items]
Term of leases with third parties (in years)	10 years	20 years
Period of railcars leased under operating leases (in years)	40 years
Wholly-owned subsidiaries \| Railcar Leasing and Management Services Group
Segment Reporting Information [Line Items]
Net book value of unpledged equipment	$ 1,285.3
Wholly-owned subsidiaries \| Railcar Leasing and Management Services Group \| Non-recourse debt
Segment Reporting Information [Line Items]
Collateral securing debt	$ 4,256.3
Wholly-Owned Qualified Subsidiaries for Leasing Railcars from Trusts [Member] \| Railcar Leasing and Management Services Group \| Railroad transportation equipment leased from independent owner trusts
Segment Reporting Information [Line Items]
Period of railcars leased under operating leases (in years)	22 years
TRIP Holdings \| Railcar Leasing and Management Services Group \| Non-recourse debt \| TRIP Master Funding secured railcar equipment notes
Segment Reporting Information [Line Items]
Collateral securing debt	$ 1,250.8
TRL 2012 \| Railcar Leasing and Management Services Group \| Non-recourse debt \| TRL 2012 secured railcar equipment notes
Segment Reporting Information [Line Items]
Collateral securing debt	549.8
Property Lease Guarantee [Member] \| Railcar Leasing and Management Services Group
Segment Reporting Information [Line Items]
Operating lease obligations guaranteed	3.2
Operating Segments \| Wholly-owned subsidiaries \| Railcar Leasing and Management Services Group
Segment Reporting Information [Line Items]
Debt Instrument, Unamortized Discount	2.6	$ 2.7
Operating Segments \| Wholly-owned subsidiaries \| Railcar Leasing and Management Services Group \| Senior Notes [Member]
Segment Reporting Information [Line Items]
Debt Instrument, Unamortized Discount	0.0	0.0
Operating Segments \| Partially-Owned Subsidiaries [Member] \| Railcar Leasing and Management Services Group
Segment Reporting Information [Line Items]
Debt Instrument, Unamortized Discount	0.0	0.0
Operating Segments \| Partially-Owned Subsidiaries [Member] \| Railcar Leasing and Management Services Group \| Senior Notes [Member]
Segment Reporting Information [Line Items]
Debt Instrument, Unamortized Discount	0.0	0.0
Operating Segments \| Manufacturing and Corporate [Member] \| Manufacturing and Corporate [Member]
Segment Reporting Information [Line Items]
Debt Instrument, Unamortized Discount	0.0	0.0
Operating Segments \| Manufacturing and Corporate [Member] \| Manufacturing and Corporate [Member] \| Senior Notes [Member]
Segment Reporting Information [Line Items]
Debt Instrument, Unamortized Discount	$ 0.2	$ 0.3