Commitments and Contingencies - Future Minimum Rental Payments under Leases (Detail) - USD ($) $ in Thousands	Feb. 03, 2018	Jan. 28, 2017
Commitments And Contingencies Disclosure [Abstract]
2018, Capital Leases	$ 1,424
2019, Capital Leases	1,458
2020, Capital Leases	1,382
2021, Capital Leases	1,227
2022, Capital Leases	1,267
Thereafter, Capital Leases	7,893
Minimum lease commitments, Capital Leases	14,651
Less—amount representing interest	(6,671)
Present value of capital lease obligations	7,980
Less—current capital lease obligations	(471)
Non-current capital lease obligations	7,509	$ 7,242
2018, Operating Leases	89,304
2019, Operating Leases	76,509
2020, Operating Leases	66,961
2021, Operating Leases	57,470
2022, Operating Leases	51,473
Thereafter, Operating Leases	328,574
Minimum lease commitments, Operating Leases	670,291
2018, Build-to-Suit	37,080
2019, Build-to-Suit	39,593
2020, Build-to-Suit	42,237
2021, Build-to-Suit	43,996
2022, Build-to-Suit	44,977
Thereafter, Build-to-Suit	580,100
Minimum lease commitments, Build-to-Suit	787,983
2018, Total	127,808
2019, Total	117,560
2020, Total	110,580
2021, Total	102,693
2022, Total	97,717
Thereafter, Total	916,567
Minimum lease commitments, Total	$ 1,472,925