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Leases - Schedule Of Lease-Related Assets And Liabilities (Detail) $ in Millions | Sep. 30, 2019 USD ($)
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Assets: |  |
Operating leases | $ 1,770 |
Finance leases | 486 |
Total lease assets | 2,256 |
Liabilities |  |
Operating leases | 344 |
Finance leases | 89 |
Operating leases | 1,440 |
Finance leases | 451 |
Total lease liabilities | $ 2,324 |
Weighted-average remaining term: |  |
Operating leases | 10 years 9 months 18 days |
Finance leases | 10 years 7 months 6 days |
Weighted-average discount rate: |  |
Operating leases | 5.40% | [1]
Finance leases | 6.10% |
[1] | Upon adoption of the new lease standard, discount rates used for existing leases were established at January 1, 2019.

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- Definition Present value of lessee's discounted obligation for lease payments from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977 + Details
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