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Note 1. Summary of Significant Accounting Policies Lessor Accounting (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Lessor, Lease, Description [Line Items] |  |  |  |  |
Lessor, Operating Lease, Renewal Term |  | 5 years |  |  |
Direct Financing Lease, Revenue |  | $ 0.0 |  | $ 0.0 |
Operating lease revenues |  | 679.4 |  | 652.5 | $ 671.4
Variable operating lease revenues |  | 60.3 |  | 54.2 | 51.0
Interest income on sales-type lease receivables |  | 0.7 |  | 0.0 | 0.0
Profit recognized at sales-type lease commencement (1) |  | 1.3 | [1] | $ 0.0 | $ 0.0
Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received, Next Twelve Months | [2] | 1.1 |  |  |
Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received, Two Years | [2] | 1.1 |  |  |
Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received, Three Years | [2] | 1.1 |  |  |
Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received, Four Years | [2] | 1.1 |  |  |
Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received, Five Years | [2] | 1.1 |  |  |
Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received, Thereafter | [2] | 10.1 |  |  |
Sales-type and Direct Financing Leases, Lease Receivable, Payments to be Received | [2] | 15.6 |  |  |
Sales-type and Direct Financing Leases, Lease Receivable, Undiscounted Excess Amount |  | (5.0) |  |  |
Railcar Leasing and Management Services Group [Member] |  |  |  |  |
Lessor, Lease, Description [Line Items] |  |  |  |  |
2023 | [3] | 596.2 |  |  |
2024 | [3] | 472.6 |  |  |
2025 | [3] | 369.7 |  |  |
2026 | [3] | 264.6 |  |  |
2027 | [3] | 175.5 |  |  |
Thereafter | [3] | 265.1 |  |  |
Total | [3] | $ 2,143.7 |  |  |
Railcar Leasing and Management Services Group [Member] | Minimum [Member] |  |  |  |  |
Lessor, Lease, Description [Line Items] |  |  |  |  |
Lessor, Operating Lease, Term of Contract |  | 1 year |  |  |
Railcar Leasing and Management Services Group [Member] | Maximum [Member] |  |  |  |  |
Lessor, Lease, Description [Line Items] |  |  |  |  |
Lessor, Operating Lease, Term of Contract |  | 10 years |  |  |
Other Assets [Member] |  |  |  |  |
Lessor, Lease, Description [Line Items] |  |  |  |  |
Sales-type and Direct Financing Leases, Lease Receivable, Undiscounted Excess Amount | [2] | $ (10.6) |  |  |
[1] | Included in gains on dispositions of property – lease portfolio sales on our Consolidated Statements of Operations.
[2] | Included in other assets in our Consolidated Balance Sheets.
[3] | Total contractual minimum rental revenues on operating leases relates to our wholly-owned and partially-owned subsidiaries and sub-lease rental revenues associated with the Leasing Group's operating lease obligations.

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- Definition Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 10 -URI https://asc.fasb.org/extlink&oid=124258985&loc=SL77919391-209981 + Details
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