SUPPLEMENTAL CONSOLIDATED FINANCIAL INFORMATION - Information on Selected Accounts (Details) - USD ($) $ in Millions	Oct. 30, 2020	Jan. 31, 2020	Nov. 01, 2019
Cash, cash equivalents, and restricted cash:
Cash and cash equivalents	$ 11,304	$ 9,302
Restricted cash - other current assets	761	730
Restricted cash - other non-current assets	92	119
Total cash, cash equivalents, and restricted cash	12,157	10,151
Inventories, net:
Production materials	1,687	1,590
Work-in-process	710	563
Finished goods	996	1,128
Total inventories, net	3,393	3,281
Other Assets, Noncurrent [Abstract]
Deferred and other tax assets	6,127	5,960
Operating lease right of use (“ROU”) assets	2,179	1,780
Deferred commissions	1,028	998
Other	1,727	1,690
Total other non-current assets	11,061	10,428
Other non-current liabilities:
Deferred and other tax liabilities	2,184	3,110
Non-current operating lease liabilities	1,829	1,360
Warranty liability	130	155	$ 169
Other	1,290	758
Total other non-current liabilities	$ 5,433	$ 5,383