Stock Based Compensation - Plans - (Details)	Jul. 28, 2012	Jan. 28, 2012
1987 Plan
Restricted Shares Authorized And Available For Grant
Options And/Or Restrcited Stock Initially Authorized	5,850,000
Options And Or Restricted Stock Available For Grant	20,127	20,127
2004 Plan
Restricted Shares Authorized And Available For Grant
Options And/Or Restrcited Stock Initially Authorized	1,350,000
Options And Or Restricted Stock Available For Grant	433,916	542,309