Investments in Affiliated Companies (Future Lease Receipts) (Details 7) $ in Millions	Dec. 31, 2023 USD ($)
Schedule of Equity Method Investments [Line Items]
2024	$ 1,095.1
2025	829.2
2026	620.6
2019	468.4
2028	350.7
Thereafter	912.2
Total future receipts from leases	4,276.2
RRPF Joint Ventures [Member]
Schedule of Equity Method Investments [Line Items]
2024	432.9
2025	373.6
2026	328.6
2019	258.7
2028	208.0
Thereafter	575.2
Total future receipts from leases	2,177.0
RRPF Joint Ventures [Member] \| Rolls-Royce [Member]
Schedule of Equity Method Investments [Line Items]
2024	210.6
2025	186.0
2026	153.5
2019	91.7
2028	52.7
Thereafter	138.2
Total future receipts from leases	832.7
RRPF Joint Ventures [Member] \| Third Parties [Member]
Schedule of Equity Method Investments [Line Items]
2024	222.3
2025	187.6
2026	175.1
2019	167.0
2028	155.3
Thereafter	437.0
Total future receipts from leases	$ 1,344.3

Amount of lease payments to be received by lessor for operating lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
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-Section 50
-Paragraph 12
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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