Property and Equipment (Detail) - USD ($) $ in Thousands	Apr. 30, 2016	Jan. 30, 2016	May. 02, 2015
Property Plant And Equipment [Abstract]
Property and equipment, at cost	$ 1,802,838	$ 1,792,382	$ 1,726,207
Less: Accumulated depreciation	(1,096,617)	(1,088,796)	(1,015,951)
Property and equipment, net	$ 706,221	$ 703,586	$ 710,256