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Defined Benefit Plans (Tables)
3 Months Ended
May 05, 2018
Disclosure Text Block Supplement [Abstract]  
Schedule of Net Benefit Costs [Table Text Block] The following represents the components of the net periodic pension cost related to the Company’s SERP for the respective periods:

   Thirteen Weeks Ended  
   May 5,
2018
  April 29,
2017
 
   ($ in thousands)
Service cost  $14   $16 
Interest cost   140    139 
Amortization of pension costs   0    4 
Amortization of net gain (loss) (1)   5    (9)
Net periodic pension cost  $159   $150 
(1) The amortization of net gain (loss) is related to a Director Retirement Plan previously provided by the Company.