Taxes on Earnings (Narrative) (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Nov. 30, 2019	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Income Tax Contingency [Line Items]
Tax benefit from resolution of uncertain tax positions	$ 10,000
Tax benefit recognized from tax settlement			$ 26,000
Blended tax rate		21.00%	21.00%	34.00%
Tax Cuts and Jobs Act of 2017, current income tax benefit				$ 24,900
Tax Cuts and Jobs Act of 2017, remeasurement of deferred tax assets and liabilities, income tax benefit				55,200
Valuation allowance for deferred tax asset		$ (4,590)	$ (4,639)
Reserves for unrecognized tax benefits		67,100	78,800	121,300
Interest related to the reserve for unrecognized tax benefits		7,200	13,000	22,600
Decrease in reserves for tax positions in prior periods	16,200	4,224	260	470
Unrecognized tax benefits reserve, income tax penalties and interest expense	$ 6,600		12,600
Unrecognized tax benefits reserve, decrease			52,400
Impact of recognizing taxes and interest related to unrecognized tax benefits			53,300
Unrecognized tax benefits reduction resulting from lapse of applicable statute of limitations		10,300
State
Income Tax Contingency [Line Items]
Tax credit carryforward		12,800	13,600
Accounting Standards Update 2016-09
Income Tax Contingency [Line Items]
Tax benefits related to employee equity programs		$ 13,300	$ 12,600	$ 16,300