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Common Stock Options (2002 Equity Incentive Plan) (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 0 Months Ended 1 Months Ended 12 Months Ended 0 Months Ended 12 Months Ended
May 16, 2012
Mar. 31, 2012
Feb. 01, 2014
Feb. 02, 2013
Jan. 28, 2012
May 23, 2012
2002 Equity Incentive Plan [Member]
Aug. 25, 2010
2002 Equity Incentive Plan [Member]
Feb. 01, 2014
2002 Equity Incentive Plan [Member]
Feb. 02, 2013
2002 Equity Incentive Plan [Member]
Jul. 24, 2012
2002 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                    
Shares available for issuance (shares)                   7,600,000
Stock Option Maximum Term               10 years    
Stock options vesting period from the date of grant (years)   2 years           4 years    
Stock options and restricted shares available for grant (shares)               4,669,509    
Dividends declared and paid per common share (dollars per share) $ 2.02   $ 0 $ 2.02 $ 0 $ 2.02        
Period following board of directors resolution for exercise of options outstanding (days)             20 days      
Deposit liability     $ 62 $ 308       $ 100 $ 300