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Share-Based Compensation - Schedule of Restricted Stock Unit Activity (Details) shares in Thousands	12 Months Ended
	Jan. 31, 2021 $ / shares shares
PRSUs
Number of PRSUs/ RSUs
Beginning balance (in shares) | shares	21,284
Granted (in shares) | shares	805
Vested (in shares) | shares	(7,823)
Forfeited (in shares) | shares	(1,255)
Ending balance (in shares) | shares	13,011
Weighted Average Grant Date Fair Value
Beginning balance (in dollars per share) | $ / shares	$ 36.20
Granted (in dollars per share) | $ / shares	32.30
Vested (in dollars per share) | $ / shares	36.42
Forfeited (in dollars per share) | $ / shares	34.94
Ending balance (in dollars per share) | $ / shares	$ 35.95
RSUs
Number of PRSUs/ RSUs
Beginning balance (in shares) | shares	0
Granted (in shares) | shares	774
Forfeited (in shares) | shares	(61)
Ending balance (in shares) | shares	713
Weighted Average Grant Date Fair Value
Beginning balance (in dollars per share) | $ / shares	$ 0
Granted (in dollars per share) | $ / shares	48.28
Forfeited (in dollars per share) | $ / shares	41.81
Ending balance (in dollars per share) | $ / shares	$ 48.58

X

- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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