Leases - Operating and Finance Lease Liability Reconciliation (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Leases [Abstract]
Total operating lease liabilities	$ 84,468	$ 81,273
Total finance lease liabilities	16,511	18,019
Gross lease liabilities	100,979	99,292
Imputed interest - operating leases	(13,220)	(12,233)
Imputed interest - finance leases	(2,064)	(2,236)
Imputed interest	(15,284)	(14,469)
Present value of operating leases	71,248	69,040
Present value of finance leases	14,447	15,783
Present value of lease liabilities	$ 85,695	$ 84,823
Operating lease liability, current, location	Accrued expenses and other	Accrued expenses and other
Finance lease liability, current location	Accrued expenses and other	Accrued expenses and other
Current portion of operating lease liabilities	$ (7,752)	$ (7,458)
Current portion of finance lease liabilities	(3,676)	(4,397)
Current portion of lease liabilities	$ (11,428)	$ (11,855)
Operating lease liability, long-term, location	Total long-term lease liabilities	Total long-term lease liabilities
Finance lease liability, long-term, location	Total long-term lease liabilities	Total long-term lease liabilities
Total long-term operating lease liabilities	$ 63,496	$ 61,582
Total long-term finance lease liabilities	10,771	11,386
Total long-term lease liabilities	$ 74,267	$ 72,968