Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Statement of Comprehensive Income [Abstract]
Net earnings	$ 1,660,928	$ 1,587,457	$ 1,362,753	[1]
Other comprehensive income (loss):
Change in unrealized gain (loss) on investments, net of tax	0	(27)	(64)
Comprehensive income	$ 1,660,928	$ 1,587,430	$ 1,362,689

[1] As the result of the adoption of ASU 2016-18, Statement of Cash Flow (Topic 230): Restricted Cash, in fiscal 2018, the prior year amounts were retrospectively adjusted to include restricted cash and cash equivalents. See Note A.