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Railcar Leasing and Management Services Group - Future operating lease obligations and future contractual minimum rental revenues (Details) $ in Millions | Sep. 30, 2023 USD ($)
--- | ---
Future operating lease obligations |  |
Remaining three months of 2023 | $ 5.3 |
2024 | 16.9 |
2025 | 15.0 |
2026 | 13.9 |
2027 | 13.4 |
Thereafter | 62.5 |
Lessee, Operating Lease, Liability, to be Paid, Total | 127.0 |
Railcar Leasing and Management Services Group [Member] |  |
Future operating lease obligations |  |
Remaining three months of 2023 | 2.7 |
2024 | 7.2 |
2025 | 6.3 |
2026 | 5.9 |
2027 | 5.5 |
Thereafter | 3.9 |
Lessee, Operating Lease, Liability, to be Paid, Total | 31.5 |
Future contractual minimum rental revenues |  |
Remaining three months of 2023 | 176.3 | [1]
2024 | 622.6 | [1]
2025 | 506.0 | [1]
2026 | 387.4 | [1]
2027 | 282.2 | [1]
Thereafter | 434.3 | [1]
Total | 2,408.8 | [1]
Railcar Leasing and Management Services Group [Member] | Railroad Transportation Equipment |  |
Future operating lease obligations |  |
Remaining three months of 2023 | 2.7 |
2024 | 7.1 |
2025 | 6.3 |
2026 | 5.9 |
2027 | 5.5 |
Thereafter | 3.9 |
Lessee, Operating Lease, Liability, to be Paid, Total | 31.4 |
Railcar Leasing and Management Services Group [Member] | Building [Member] |  |
Future operating lease obligations |  |
Lessee, Operating Lease, Liability, to be Paid, Total | 0.1 |
Railcar Leasing and Management Services Group [Member] | Property Lease Guarantee [Member] |  |
Future contractual minimum rental revenues |  |
Guarantor Obligations, Maximum Exposure, Undiscounted | 1.0 |
Railcar Leasing and Management Services Group [Member] | Operating leases |  |
Future contractual minimum rental revenues |  |
Remaining three months of 2023 | 2.6 |
2024 | 6.8 |
2025 | 4.6 |
2026 | 2.8 |
2027 | 0.9 |
Thereafter | 0.3 |
Total | $ 18.0 |
[1] | 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 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://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-4 + Details
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- Definition Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth 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 -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-6 + Details
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- Definition Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next 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 -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-6 + Details
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- Definition Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid 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 -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-6 + Details
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- Definition Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second 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 -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-6 + Details
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- Definition Amount of lease payment to be received by lessor for operating lease in fifth 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 -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479773/842-30-50-12 + Details
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- Definition Amount of lease payment to be received by lessor for operating lease in next 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 -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479773/842-30-50-12 + Details
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