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7. Employee Benefit Plans (Details) - Schedule of Net Benefit Costs (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Nov. 03, 2013
Oct. 28, 2012
Nov. 03, 2013
Oct. 28, 2012
Net periodic benefit cost        
Service cost $ 64 $ 64 $ 192 $ 191
Interest cost 73 74 219 223
Actuarial gain (26) (15) (79) (44)
Net periodic benefit cost $ 111 $ 123 $ 332 $ 370