Accrued Liabilities (Details) - USD ($) $ in Thousands	Jul. 29, 2017	Jan. 28, 2017	Jul. 30, 2016
Accrued Liabilities
Inventory in-transit	$ 14,234	$ 10,833	$ 32,196
Accrued payroll and other employee-related liabilities	9,054	12,498	7,497
Accrued taxes, other than income	14,980	10,029	12,405
Accrued interest	3,738	3,807	456
Insurance liabilities	1,862	3,247	2,104
Construction costs	19,040	6,295	7,248
Accrued inbound freight	13,673	10,554	8,783
Other	17,704	17,176	15,080
Total accrued liabilities	$ 94,285	$ 74,439	$ 85,769