Fair Value Measurements (Tables)

6 Months Ended

Jul. 31, 2020

Fair Value Disclosures [Abstract]

Fair Value Measurements, Recurring and Nonrecurring

The fair value of the Company's equity investments are as follows:

(Amounts in millions)	Fair Value as of July 31, 2020		Fair Value as of January 31, 2020
Equity investments measured using Level 1 inputs	$	4,689	$	2,715
Equity investments measured using Level 2 inputs	5,204		2,723
Total	$	9,893	$	5,438

Notional amounts and fair values of derivatives

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

	July 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	$	4,000	$	205		(1)	$	4,000	$	97		(1)
Receive fixed-rate, pay fixed-rate cross-currency swaps designated as net investment hedges	3,500		471			(1)	3,750		455			(1)
Receive fixed-rate, pay fixed-rate cross-currency swaps designated as cash flow hedges	4,271		(748		)	(2)	4,067		(696		)	(2)
Total	$	11,771	$	(72	)		$	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 July 31, 2020 and January 31, 2020, are as follows: 

	July 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	$	46,512	$	58,357	$	49,076	$	57,769