Basis of presentation and accounting policies - Impairment, Goodwill, Balance sheet detail (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 02, 2024	Feb. 03, 2023	Jan. 28, 2022
Impairment of long-lived assets
Minimum period for which stores are open to be reviewed for impairment	3 years
Impairment charges included in SG&A expense	$ 6,700	$ 2,100	$ 2,600
Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration]	Selling, General and Administrative Expense	Selling, General and Administrative Expense	Selling, General and Administrative Expense
Goodwill and other intangible assets
Impairment of intangible assets	$ 0	$ 0	$ 0
Accrued expenses and other liabilities
Compensation and benefits	145,665	214,472
Self-insurance reserves	151,317	136,911
Taxes (other than taxes on income)	275,636	296,343
Other	399,272	389,193
Toal other accrued expenses and other liabilities	971,890	1,036,919
Other liabilities
Self-insurance reserves	$ 156,600	137,800
Maximum initial term for leases not recorded on the balance sheet	12 months
Guarantee of Indebtedness of Others [Member]
Supplier finance programs
Supply chain finance program obligation	$ 306,800	$ 343,600
Supplier Finance Program, Obligation, Current, Statement of Financial Position [Extensible Enumeration]	Accounts Payable, Current, Toal other accrued expenses and other liabilities	Accounts Payable, Current, Toal other accrued expenses and other liabilities
Maximum payment period	120 days