v3.3.0.814
FAIR VALUE OF FINANCIAL INSTRUMENTS - Recurring basis (Details) - USD ($)
Sep. 30, 2015
Dec. 31, 2014
Fair Value, Inputs, Level 1 [Member]    
Assets    
Cash equivalents $ 0  
Liabilities    
Deferred Compensation 9,629,000 $ 11,017,000
Fair Value, Inputs, Level 2 [Member]    
Assets    
Cash equivalents $ 0