Leases - Lessee Liability Maturity (Details) $ in Millions	Jan. 31, 2025 USD ($)
Operating Leases
2026	$ 2,160
2027	2,111
2028	1,986
2029	1,835
2030	1,674
Thereafter	10,837
Total undiscounted lease obligations	20,603
Less imputed interest	(6,279)
Net lease obligations - operating	14,324
Finance Leases
2026	1,153
2027	1,086
2028	987
2029	808
2030	661
Thereafter	5,843
Total undiscounted lease obligations	10,538
Less imputed interest	(3,815)
Net lease obligations - financing	$ 6,723