Income Taxes - Deferred Tax Assets And Liabilities (Details) - USD ($) $ in Thousands	Jan. 25, 2020	Jan. 26, 2019
Deferred tax assets
Inventory	$ 12,566	$ 9,283
Accruals	4,257	3,835
Deferred rent		11,311
Net operating losses	109	290
Deferred gains		33,181
Deferred compensation	7,370	16,400
Financing obligations		5,636
Deferred revenue	986	1,200
Prepaid rent	1,452	1,514
Operating lease liabilities	310,817
Intangible assets	1,338	1,184
Other, net	722	479
Total deferred tax assets	339,617	84,313
Deferred tax liabilities
Property and equipment	(33,153)	(31,420)
Operating lease right-of-use asset	(289,537)
Trade name	(112)	(88)
Total deferred tax liabilities	(322,802)	(31,508)
Net deferred tax asset	$ 16,815	$ 52,805