Fair Value Measurements - Balance Sheet Items (Details) - USD ($) $ in Thousands	May 05, 2018	Feb. 03, 2018	Apr. 29, 2017
Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents	$ 1,302,836	$ 1,290,294	$ 1,244,219
Restricted cash and cash equivalents	62,302	62,978	64,664
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments	709	1,224	1,267
Restricted investments	$ 2,822	$ 2,838	$ 3,601