Consolidated Statements of Operations - USD ($) $ in Millions	12 Months Ended
	Jan. 28, 2024	Jan. 29, 2023	Jan. 30, 2022
Income Statement [Abstract]
Net sales	$ 6,702	$ 6,651	$ 5,004
Cost of sales	4,884	4,856	3,724
Gross profit	1,818	1,795	1,280
Operating expenses:
Selling, general and administrative	931	880	717
Depreciation and amortization	147	140	138
Total operating expenses	1,078	1,020	855
Operating income	740	775	425
Interest expense	81	66	98
Loss on debt modification and extinguishment	0	0	51
Income before provision for income taxes	659	709	276
Provision for income taxes	128	128	51
Net income	531	581	225
Less: net income attributable to non-controlling interests	160	215	59	[1]
Net income attributable to Core & Main, Inc.	$ 371	$ 366	$ 166	[1]
Earnings per share:
Basic (in dollars per share)	$ 2.15	$ 2.16
Diluted (in dollars per share)	$ 2.15	$ 2.13
Basic (shares)	172,839,836	169,482,199
Diluted (shares)	227,818,077	246,217,004

[1] For the fiscal year ended January 30, 2022, the net income attributable to Core & Main, Inc. includes net income prior to the Reorganization Transactions (as defined in Note 1) of $74 million and net income subsequent to the Reorganization Transactions of $92 million. Refer to the Statements of Changes in Stockholders’ Equity/Partners’ Capital for a summary of net income attributable to Core & Main, Inc. subsequent to the Reorganization Transactions. See Note 1 for a description of the Basis of Presentation of the consolidated financial statements.