Leases - Minimum Future Rental Payments Under Non-cancelable Leases (Detail) (USD $) In Thousands, unless otherwise specified	Jan. 31, 2015	Feb. 01, 2014
Capital Leases
2016	$ 508
2017	498
2018	477
2019	172
2020	0
Subsequent years	0
Total minimum lease payments	1,655
Less: Amount representing interest	68
Present value of net minimum capital lease payments	1,587
Less: Current installments of obligations under capital leases	467
Obligations under capital leases, excluding current installments	1,120	1,554
Leases, Operating [Abstract]
2016	38,133
2017	32,608
2018	26,281
2020	19,570
2019	12,537
Subsequent years	15,765
Total minimum lease payments	$ 144,894