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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Reclassified out of cash flows from operating activities $ (1,056,557) $ (1,024,083) $ (1,036,109)
Cash flows from operating and finance activities $ (867,148) (775,639) (108,756)
eCommerce revenue 51.00%    
Service fee revenue (approximately) 1.00%    
Accrued sales incentives $ 45,000 36,000  
Advertising expense 187,000 180,000 180,000
Catalog-related prepaid expenses $ 10,000 12,000  
Original maturity of cash (days) 90 days    
Percentage of LIFO Inventory 64.00%    
Depreciation $ 170,000 166,000 162,000
Capitalized interest costs $ 2,000 2,000 4,000
Standard product warranty period 1 year    
Warranty reserves $ 2,000 3,000  
Minimum [Member]      
Buildings, structures and improvements, estimated useful life 10 years    
Furniture, fixtures, machinery equipment, estimated useful life 3 years    
Capitalized software amortization period 3 years    
Finite-lived intangible assets, useful life 7 years    
Maximum [Member]      
Buildings, structures and improvements, estimated useful life 30 years    
Furniture, fixtures, machinery equipment, estimated useful life 10 years    
Capitalized software amortization period 5 years    
Finite-lived intangible assets, useful life 22 years    
Accounting Standards Update 2016-09 [Member]      
Reclassified out of cash flows from operating activities   21,000 46,000
Cash flows from operating and finance activities   $ 21,000 $ 46,000