Income Taxes - Deferred Tax Assets and Deferred Tax Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2012
Deferred tax assets:
Deferred gift card revenue	$ 3,604	$ 3,410
Deferred rent and lease incentives	1,993	2,122
Inventories	2,212	1,439
Property and equipment	6,500	6,385
Abandoned leases	417	789
Operating loss carryforwards	2,484	422
Other	2,006	2,250
Total deferred tax assets	19,216	16,817
Valuation allowance	(14,357)	(11,019)	(8,600)
Net deferred tax assets	4,859	5,798
Deferred tax liabilities:
Rental assets	(4,919)	(5,848)
Total deferred tax liabilities	(4,919)	(5,848)
Net deferred tax liabilities	$ (60)	$ (50)