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BENEFIT PLANS, (Allocation of plan assets and assets at fair value) (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 30, 2016
Jan. 31, 2015
Feb. 01, 2014
Schedule of allocations of Plan's assets by category [Abstract]      
2016 Target Allocations (in hundredths) 100.00%    
Total (in hundredths) 100.00% 100.00%  
Schedule of plan assets are measured at fair value on a recurring basis [Abstract]      
Total $ 26,310 $ 32,792 $ 31,856
Quoted Prices in Active Markets for Identical Instruments (Level 1) [Member]      
Schedule of plan assets are measured at fair value on a recurring basis [Abstract]      
Total $ 26,310 $ 32,792  
Equity Securities [Member]      
Schedule of allocations of Plan's assets by category [Abstract]      
2016 Target Allocations (in hundredths) 50.00%    
Total (in hundredths) 48.00% 49.00%  
Schedule of plan assets are measured at fair value on a recurring basis [Abstract]      
Total $ 12,607 $ 15,943  
Equity Securities [Member] | Quoted Prices in Active Markets for Identical Instruments (Level 1) [Member]      
Schedule of plan assets are measured at fair value on a recurring basis [Abstract]      
Total $ 12,607 $ 15,943  
Fixed Income Securities [Member]      
Schedule of allocations of Plan's assets by category [Abstract]      
2016 Target Allocations (in hundredths) 50.00%    
Total (in hundredths) 51.00% 50.00%  
Schedule of plan assets are measured at fair value on a recurring basis [Abstract]      
Total $ 13,341 $ 16,437  
Fixed Income Securities [Member] | Quoted Prices in Active Markets for Identical Instruments (Level 1) [Member]      
Schedule of plan assets are measured at fair value on a recurring basis [Abstract]      
Total $ 13,341 $ 16,437  
Other - Primarily Cash [Member]      
Schedule of allocations of Plan's assets by category [Abstract]      
2016 Target Allocations (in hundredths) 0.00%    
Total (in hundredths) 1.00% 1.00%  
Schedule of plan assets are measured at fair value on a recurring basis [Abstract]      
Total $ 362 $ 412  
Other - Primarily Cash [Member] | Quoted Prices in Active Markets for Identical Instruments (Level 1) [Member]      
Schedule of plan assets are measured at fair value on a recurring basis [Abstract]      
Total $ 362 $ 412