DEBT - Aggregate Future Maturities (Details) - USD ($) $ in Millions	Jul. 31, 2020	Jan. 31, 2020
Total maturities, principal amount
2021 (remaining six months)	$ 4,417
2022	7,628
2023	8,026
2024	7,873
2025	4,035
Thereafter	22,558
Total debt, principal amount	54,537	$ 52,665
Associated carrying value adjustments
2021 (remaining six months)	(1)
2022	(29)
2023	(21)
2024	(43)
2025	(84)
Thereafter	(406)
Total	(584)
Total maturities, carrying value amount
2021 (remaining six months)	4,416
2022	7,599
2023	8,005
2024	7,830
2025	3,951
Thereafter	22,152
Total debt, carrying value	53,953	$ 52,056
Senior Secured Credit Facilities and First Lien Notes
Total maturities, principal amount
2021 (remaining six months)	0
2022	3,237
2023	286
2024	6,702
2025	1,775
Thereafter	18,251
Total debt, principal amount	30,251
Unsecured Notes and Debentures
Total maturities, principal amount
2021 (remaining six months)	0
2022	400
2023	0
2024	0
2025	0
Thereafter	952
Total debt, principal amount	1,352
Senior Notes and EMC Notes
Total maturities, principal amount
2021 (remaining six months)	0
2022	1,075
2023	0
2024	1,000
2025	1,625
Thereafter	0
Total debt, principal amount	3,700
VMware Notes
Total maturities, principal amount
2021 (remaining six months)	1,500
2022	0
2023	1,500
2024	0
2025	0
Thereafter	3,250
Total debt, principal amount	6,250
DFS Debt
Total maturities, principal amount
2021 (remaining six months)	2,912
2022	2,906
2023	2,229
2024	163
2025	627
Thereafter	0
Total debt, principal amount	8,837
Margin Loan Facility
Total maturities, principal amount
2021 (remaining six months)	0
2022	0
2023	4,000
2024	0
2025	0
Thereafter	0
Total debt, principal amount	4,000
Other
Total maturities, principal amount
2021 (remaining six months)	5
2022	10
2023	11
2024	8
2025	8
Thereafter	105
Total debt, principal amount	$ 147

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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