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Leases (Tables)
 12 Months Ended
Jan. 30, 2016
Leases [Abstract]  
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Net rental expense was as follows:

    Fiscal Year  
    2015     2014     2013  
    ($ in thousands)  
Minimum rentals   $ 30,311     $ 32,732     $ 34,719  
Contingent rentals     13       11       31  
    $ 30,324     $ 32,743     $ 34,750  
Schedule of Future Minimum Rental Payments for Operating and Capital Leases [Table Text Block] Future minimum rental payments required under all leases that have initial or remaining non-cancelable lease terms at January 30, 2016 are as follows:

      Operating  
($ in thousands)     Leases  
2016       17,776  
2017       10,785  
2018       8,007  
2019       4,908  
2020       3,983  
Thereafter       5,318  
Total minimum payments required     $ 50,777