Current and long-term obligations (Details) - USD ($) $ in Thousands	Aug. 01, 2025	Apr. 30, 2025	Jan. 31, 2025
Current and long-term obligations
Debt issuance costs, net	$ (33,981)		$ (36,724)
Current and long-term obligations	5,745,102		6,238,488
Less: current portion	(19,326)		(519,463)
Long-term obligations	5,725,776		5,719,025
Revolving Facility
Current and long-term obligations
Long-term obligations	$ 0
4.150% Senior Notes due Nov 1, 2025
Current and long-term obligations
Long-term obligations			$ 499,929
Stated interest rate (as a percent)	4.15%	4.15%	4.15%
Discount on debt issuance	$ 0		$ 71
3.875% Senior Notes due April 15, 2027
Current and long-term obligations
Long-term obligations	$ 599,913		$ 599,888
Stated interest rate (as a percent)	3.875%		3.875%
Discount on debt issuance	$ 87		$ 112
4.625% Senior Notes Due Nov 1, 2027
Current and long-term obligations
Long-term obligations	$ 549,751		$ 549,700
Stated interest rate (as a percent)	4.625%		4.625%
Discount on debt issuance	$ 249		$ 300
4.125% Senior Notes due May 1, 2028
Current and long-term obligations
Long-term obligations	$ 499,844		$ 499,816
Stated interest rate (as a percent)	4.125%		4.125%
Discount on debt issuance	$ 156		$ 184
5.200% Senior Notes due July 5, 2028
Current and long-term obligations
Long-term obligations	$ 499,914		$ 499,901
Stated interest rate (as a percent)	5.20%		5.20%
Discount on debt issuance	$ 86		$ 99
3.500% Senior Notes due April 3, 2030
Current and long-term obligations
Long-term obligations	$ 966,093		$ 953,108
Stated interest rate (as a percent)	3.50%		3.50%
Discount on debt issuance	$ 342		$ 376
5.000% Senior Notes due Nov 1, 2032
Current and long-term obligations
Long-term obligations	$ 698,149		$ 698,045
Stated interest rate (as a percent)	5.00%		5.00%
Discount on debt issuance	$ 1,851		$ 1,955
5.450% Senior Notes due July 5, 2033
Current and long-term obligations
Long-term obligations	$ 998,669		$ 998,604
Stated interest rate (as a percent)	5.45%		5.45%
Discount on debt issuance	$ 1,331		$ 1,396
4.125% Senior Notes due April 3, 2050
Current and long-term obligations
Long-term obligations	$ 495,481		$ 495,429
Stated interest rate (as a percent)	4.125%		4.125%
Discount on debt issuance	$ 4,519		$ 4,571
5.500% Senior Notes due Nov 1, 2052
Current and long-term obligations
Long-term obligations	$ 299,718		$ 299,716
Stated interest rate (as a percent)	5.50%		5.50%
Discount on debt issuance	$ 282		$ 284
Other
Current and long-term obligations
Other	$ 171,551		$ 181,076