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Note 8. Debt Components and Fair Value of Debt (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Debt Instrument [Line Items] |  |
Debt and Lease Obligation | $ 624.1 | $ 398.7
Debt: | 5,607.6 | 5,170.6
Long-term Debt, Fair Value | 5,244.3 | 5,281.9
Nonrecourse |  |
Debt Instrument [Line Items] |  |
Long-Term Debt, Non-recourse | 4,983.5 | 4,771.9
Corporate Segment [Member] |  |
Debt Instrument [Line Items] |  |
Long-term Debt, Net of Unamortized Discount, Gross of Unamortized Debt Issuance Costs | 624.9 | 399.9
Unamortized Debt Issuance Expense | 0.8 | 1.2
Long-term Debt, Fair Value | 612.5 | 420.8
Wholly Owned Subsidiaries [Member] |  |
Debt Instrument [Line Items] |  |
Long-Term Debt, Non-recourse | 3,800.7 | 3,555.8
Wholly Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Unamortized Debt Issuance Expense | 21.1 | 23.7
Non-Recourse Debt, Gross of Issuance Cost, Net of Discount | 3,821.8 | 3,579.5
Long-term Debt, Fair Value | 3,607.5 | 3,641.6
Wholly Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] | Nonrecourse |  |
Debt Instrument [Line Items] |  |
Long-Term Debt, Non-recourse | 3,800.7 | 3,555.8
Partially-Owned Subsidiaries [Member] |  |
Debt Instrument [Line Items] |  |
Long-Term Debt, Non-recourse | 1,182.8 | 1,216.1
Partially-Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Unamortized Debt Issuance Expense | 9.8 | 11.1
Non-Recourse Debt, Gross of Issuance Cost, Net of Discount | 1,192.6 | 1,227.2
Long-term Debt, Fair Value | 1,024.3 | 1,219.5
Partially-Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] | Nonrecourse |  |
Debt Instrument [Line Items] |  |
Long-Term Debt, Non-recourse | 1,182.8 | 1,216.1
2009 Secured Railcar Equipment Notes [Member] | Wholly Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Non-Recourse Debt, Gross | 115.8 | 128.5
Long-term Debt, Fair Value | 116.6 | 144.9
2010 Secured Railcar Equipment Notes [Member] | Wholly Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Non-Recourse Debt, Gross | 204.1 | 220.6
Long-term Debt, Fair Value | 197.1 | 234.6
2018 Secured Railcar Equipment Notes [Domain] | Wholly Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Unamortized Discount | (0.1) | (0.1)
Non-Recourse Debt, Gross of Issuance Cost, Net of Discount | 398.9 | 416.5
Long-term Debt, Fair Value | 360.9 | 423.3
2019 Secured Railcar Equipment Notes [Domain] [Domain] | Wholly Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Unamortized Discount | (0.2) | (0.3)
Non-Recourse Debt, Gross of Issuance Cost, Net of Discount | 786.0 | 822.8
Long-term Debt, Fair Value | 716.9 | 847.3
2020 Secured Railcar Equipment Notes [Domain] | Wholly Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Unamortized Discount | 0.0 | (0.1)
Non-Recourse Debt, Gross of Issuance Cost, Net of Discount | 330.4 | 348.8
Long-term Debt, Fair Value | 284.6 | 349.9
2021 Secured Railcar Equipment Notes [Domain] | Wholly Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Unamortized Discount | 0.0 | 0.0
Non-Recourse Debt, Gross of Issuance Cost, Net of Discount | 307.7 | 320.3
Long-term Debt, Fair Value | 253.9 | 319.6
2022 Secured Railcar Equipment Notes [Domain] | Wholly Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Unamortized Discount | 0.0 | 0.0
Non-Recourse Debt, Gross of Issuance Cost, Net of Discount | 241.1 | 0.0
Long-term Debt, Fair Value | 239.7 | 0.0
TRL 2012 Secured Railcar Equipment Notes - RIV 2013 [Member] | Partially-Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Unamortized Discount | 0.0 | (0.1)
Non-Recourse Debt, Gross of Issuance Cost, Net of Discount | 347.0 | 352.2
Long-term Debt, Fair Value | 291.8 | 347.7
TRIP Master Funding Secured Railcar Equipment Notes [Member] | Partially-Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Unamortized Discount | (0.2) | (0.2)
Non-Recourse Debt, Gross of Issuance Cost, Net of Discount | 523.0 | 551.3
Long-term Debt, Fair Value | 451.4 | 548.1
Tribute Secured Railcar Equipment Notes | Partially-Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Unamortized Discount | (0.1) | 0.0
Non-Recourse Debt, Gross of Issuance Cost, Net of Discount | 322.6 | 0.0
Long-term Debt, Fair Value | 281.1 | 0.0
Line of Credit [Member] | TRIP Railcar Co Term Loan | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Long-term Line of Credit | 0.0 | 323.7
Long-term Debt, Fair Value | 0.0 | 323.7
Senior Notes [Member] | Corporate Segment [Member] |  |
Debt Instrument [Line Items] |  |
Long-term Debt, Net of Unamortized Discount, Gross of Unamortized Debt Issuance Costs | 399.9 | 399.9
Debt Instrument, Unamortized Discount | (0.1) | (0.1)
Long-term Debt, Fair Value | 387.5 | 420.8
Promissory Notes [Member] | 2017 Secured Railcar Equipment Notes [Member] [Domain] | Wholly Owned Subsidiaries [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Unamortized Discount | (5.6) | (7.8)
Non-Recourse Debt, Gross | 721.6 |
Non-Recourse Debt, Gross of Issuance Cost, Net of Discount | 716.0 | 760.2
Long-term Debt, Fair Value | 716.0 | 760.2
Revolving Credit Facility [Member] | Line of Credit [Member] | Corporate Segment [Member] |  |
Debt Instrument [Line Items] |  |
Long-term Debt, Net of Unamortized Discount, Gross of Unamortized Debt Issuance Costs | 225.0 | 0.0
Long-term Debt, Fair Value | 225.0 | 0.0
Revolving Credit Facility [Member] | Line of Credit [Member] | TILC Warehouse Facility [Member] | TILC [Member] | Railcar Leasing and Management Services Group [Member] |  |
Debt Instrument [Line Items] |  |
Long-term Line of Credit | 721.8 | 561.8
Long-term Debt, Fair Value | $ 721.8 | $ 561.8

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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the 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)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 + Details
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