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Leases - Schedule of Net Book Value of Assets Subject to Leases (Details) - USD ($) $ in Millions | Sep. 30, 2022 | Dec. 31, 2021 | Sep. 30, 2021
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Property, Plant, and Equipment, Lessor Asset under Operating Lease [Line Items] |  |  |
Lessor asset under operating lease, accumulated depreciation | $ 236 |  |
Operating lease equipment, net | 7,984 | $ 0 | $ 0
Railcars and locomotives |  |  |
Property, Plant, and Equipment, Lessor Asset under Operating Lease [Line Items] |  |  |
Operating lease equipment, net | 7,248 |  |
Other equipment |  |  |
Property, Plant, and Equipment, Lessor Asset under Operating Lease [Line Items] |  |  |
Operating lease equipment, net | 736 |  |
Off-lease rail equipment |  |  |
Property, Plant, and Equipment, Lessor Asset under Operating Lease [Line Items] |  |  |
Operating lease equipment, net | $ 509 |  |

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- Definition Amount of accumulated depreciation of lessor's underlying asset for which right to use has been conveyed to lessee under operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=123405975&loc=d3e41551-112718 Reference 3: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=123422147&loc=d3e41460-112716 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 13 -URI https://asc.fasb.org/extlink&oid=124258985&loc=SL77919398-209981 + Details
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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. + Details
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- Definition Amount, after accumulated depreciation, of lessor's underlying asset for which right to use has been conveyed to lessee under operating lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 13 -URI https://asc.fasb.org/extlink&oid=124258985&loc=SL77919398-209981 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 3: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=123405975&loc=d3e41551-112718 + Details
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