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4. Accounts Receivable (Details) - Accounts Receivable - USD ($)
$ in Thousands
Oct. 29, 2017
Jan. 29, 2017
Accounts Receivable [Abstract]    
Trade accounts receivable $ 86,409 $ 99,378
Receivable from factor 0 6
Other accounts receivable allowances (5,630) (6,298)
Allowance for doubtful accounts (929) (508)
Accounts receivable $ 79,850 $ 92,578