Fair Value Measurements (Tables)

9 Months Ended

Oct. 31, 2020

Fair Value Disclosures [Abstract]

Fair Value Measurements, Recurring and Nonrecurring

The fair value of the Company's equity investments recorded in other long-term assets are as follows:

(Amounts in millions)	Fair Value as of October 31, 2020		Fair Value as of January 31, 2020
Equity investments measured using Level 1 inputs	$	5,987	$	2,715
Equity investments measured using Level 2 inputs	6,782		2,723
Total	$	12,769	$	5,438

Notional amounts and fair values of derivatives

As of October 31, 2020 and January 31, 2020, the notional amounts and fair values of these derivatives were as follows:

	October 31, 2020					January 31, 2020
(Amounts in millions)	Notional Amount		Fair Value			Notional Amount		Fair Value
Receive fixed-rate, pay variable-rate interest rate swaps designated as fair value hedges	$	3,250	$	177	(1)	$	4,000	$	97	(1)
Receive fixed-rate, pay fixed-rate cross-currency swaps designated as net investment hedges	3,500		446		(1)	3,750		455		(1)
Receive fixed-rate, pay fixed-rate cross-currency swaps designated as cash flow hedges	4,206		(722)		(2)	4,067		(696)		(2)
Total	$	10,956	$	(99)		$	11,817	$	(144)

(1)Classified in Other long-term assets within the Company's Condensed Consolidated Balance Sheets.

(2)Classified in Deferred income taxes and other within the Company's Condensed Consolidated Balance Sheets.

Carrying value and fair value of long-term debt

The carrying value and fair value of the Company's long-term debt as of October 31, 2020 and January 31, 2020, are as follows: 

	October 31, 2020				January 31, 2020
(Amounts in millions)	Carrying Value		Fair Value		Carrying Value		Fair Value
Long-term debt, including amounts due within one year	$	45,207	$	55,257	$	49,076	$	57,769