Accrued Liabilities (Details) - USD ($) $ in Thousands	Jan. 25, 2020	Jan. 26, 2019
Accrued Liabilities
Inventory in-transit	$ 21,047	$ 20,591
Accrued payroll and other employee-related liabilities	12,002	18,306
Accrued taxes, other than income	17,220	14,194
Accrued interest	5,346	5,756
Insurance liabilities	1,174	539
Gift card liability	9,224	7,784
Construction costs	7,090	14,548
Accrued inbound freight	19,803	15,236
Sales returns reserve	2,975	2,448
Other	16,786	18,106
Total accrued liabilities	$ 112,667	$ 117,508