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PROPERTY AND EQUIPMENT (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Property, Plant and Equipment [Line Items]      
Less - Accumulated depreciation $ (53,008) $ (43,726)  
Total property and equipment 68,503 69,979  
Depreciation expense 12,622 12,598 $ 9,830
Land [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 2,386 2,386  
Buildings and Leasehold Improvements [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 16,631 13,490  
Furniture, Fixtures and Equipment [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 102,494 $ 97,829