Stock-Based Compensation (Tables)

12 Months Ended

Jan. 29, 2022

Stock-Based Compensation.

Summary of Stock Option Activity

		WEIGHTED-AVERAGE
	OPTIONS	EXERCISE PRICE
Outstanding—January 30, 2021	8,477,506	$	102.44
Granted	150,450		618.79
Exercised	(466,974)		68.63
Cancelled	(460,875)		149.75
Outstanding—January 29, 2022	7,700,107	$	111.76

Schedule of Assumptions Used to Estimate Fair Value of Stock Options Issued

	YEAR ENDED
	JANUARY 29,		JANUARY 30,		FEBRUARY 1,
	2022		2021		2020
Expected volatility	64.2	%	58.9	%	55.7	%
Expected life (years)	7.3		8.3		7.1
Risk-free interest rate	1.4	%	0.6	%	2.3	%
Dividend yield	—		—		—

Summary of Additional Information about Stock Options

	YEAR ENDED
	JANUARY 29,		JANUARY 30,		FEBRUARY 1,
	2022		2021		2020
Weighted-average fair value per share of stock options granted	$	392.65	$	168.90	$	63.35
Aggregate intrinsic value of stock options exercised (in thousands)		280,060		75,011		82,718
Fair value of stock options vested (in thousands)		59,074		12,429		11,816

Schedule of Stock Options Outstanding, Vested or Expected to Vest, and Exercisable

	OPTIONS OUTSTANDING				OPTIONS EXERCISABLE
		WEIGHTED-
		AVERAGE	WEIGHTED-			WEIGHTED-
		REMAINING	AVERAGE			AVERAGE
	NUMBER OF	CONTRACTUAL	EXERCISE		NUMBER OF	EXERCISE
RANGE OF EXERCISE PRICES	OPTIONS	LIFE (IN YEARS)	PRICE		OPTIONS	PRICE
$25.39 — $45.82	489,583	3.07	$	36.24	485,203	$	36.21
$46.50 — $46.50	2,876,826	0.75		46.50	2,876,826		46.50
$50.00 — $75.43	2,262,747	3.16		62.54	2,260,367		62.54
$87.31 — $385.30	1,923,901	7.93		248.75	931,071		323.89
$389.34 — $716.75	147,050	9.31		604.75	1,770		469.87
Total	7,700,107		$	111.76	6,555,237	$	90.78
Vested or expected to vest	7,424,028		$	106.68

Summary of Restricted Stock Award Activity

		WEIGHTED-
		AVERAGE
		GRANT DATE FAIR		INTRINSIC
	AWARDS	VALUE		VALUE
Outstanding—January 30, 2021	92,250	$	61.04
Granted	12,010		582.79
Released	(76,010)		56.00
Cancelled	(8,500)		55.96
Outstanding—January 29, 2022	19,750	$	399.89	$	7,740,420

Summary of Additional Information about Restricted Stock Awards

	YEAR ENDED
	JANUARY 29,		JANUARY 30,		FEBRUARY 1,
	2022		2021		2020
Weighted-average fair value per share of awards granted	$	582.79	$	371.36	$	129.21
Grant date fair value of awards released (in thousands)		4,257		6,710		10,522