Income Taxes - Classification of Deferred Tax Assets and Liabilities (Details) (USD $)
In Thousands, unless otherwise specified
Jan. 31, 2015
Feb. 01, 2014
Income Tax Disclosure [Abstract]    
Current deferred tax liability $ (1,844) $ (740)
Non-current deferred taxes 12,371 17,558
Net deferred tax asset $ 10,527 $ 16,818