Fair Value Measurements - Financial Assets and Liabilities on a Recurring Basis (Details) - USD ($) $ in Thousands	May 04, 2019	Feb. 02, 2019	May 05, 2018
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign currency exchange contracts, assets	$ 11,811	$ 8,136	$ 33,318
Foreign currency exchange contracts, liabilities	4,974	7,415	7,675
Short-term investments | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value measured on recurring basis, assets	0	0	435,903
Executive Savings Plan investments | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value measured on recurring basis, assets	278,540	253,215	248,640
Diesel fuel contracts | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value measured on recurring basis, assets	0	0	10,249
Fair value measured on recurring basis, liabilities	$ 299	$ 3,786	$ 0