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COMMITMENTS (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Future minimum lease payments and rentals under operating leases [Abstract]      
2014 $ 31,296    
2015 30,941    
2016 29,194    
2017 26,850    
2018 25,023    
Subsequent to 2019 84,804    
Total minimum payments 228,108    
Less total minimum sublease rentals (24)    
Net minimum lease payments 228,084    
Operating Leases, Rent Expense, Net [Abstract]      
Rent expense under operating lease 29,668 29,658 30,086
Minimum [Member]
      
Operating Leased Assets [Line Items]      
Initial lease term 5 years    
Renewal of lease term 1 year    
Maximum [Member]
      
Operating Leased Assets [Line Items]      
Initial lease term 30 years    
Renewal of lease term 25 years    
Property [Member]
      
Operating Leases, Rent Expense, Net [Abstract]      
Minimum 27,370 27,633 28,347
Additional rentals based on sales 0 0 34
Sublease income (146) (137) (292)
Rent expense under operating lease 27,224 27,496 28,089
Equipment [Member]
      
Operating Leases, Rent Expense, Net [Abstract]      
Rent expense under operating lease $ 2,444 $ 2,162 $ 1,997