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Leases - Schedule of undiscounted cash flows to the finance lease liabilities and operating lease liabilities (Detail) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Operating Lease Liabilities, Payments Due [Abstract]    
Year 1 $ 436 $ 438
Year 2 380 378
Year 3 320 320
Year 4 269 267
Year 5 222 219
Thereafter 1,122 1,148
Total minimum lease payments 2,749 2,770
Less: amount of lease payments representing interest (633) (623)
Present value of future minimum lease payments 2,116 2,147
Less: current obligations under leases (364) (392)
Long-term lease obligations 1,752 1,755
Finance Lease Liabilities, Payments, Due [Abstract]    
Year 1 156 165
Year 2 164 126
Year 3 125 132
Year 4 89 98
Year 5 39 70
Thereafter 359 350
Total minimum lease payments 932 941
Less: amount of lease payments representing interest (222) (221)
Present value of future minimum lease payments 710 720
Less: current obligations under leases (131) (143)
Long-term lease obligations $ 579 $ 577