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INTANGIBLE ASSETS, NET (Details) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2015
Dec. 31, 2014
Finite Lived Intangible Assets [Line Items]    
Total $ 23,798 $ 24,907
Tradenames [Member]    
Finite Lived Intangible Assets [Line Items]    
Total 14,365 14,427
Accumulated amortization $ 148 86
Estimated useful life 6 years  
Referral Relationships [Member]    
Finite Lived Intangible Assets [Line Items]    
Total $ 8,215 8,951
Accumulated amortization $ 3,346 2,610
Referral Relationships [Member] | Minimum [Member]    
Finite Lived Intangible Assets [Line Items]    
Estimated useful life 4 years 6 months  
Referral Relationships [Member] | Maximum [Member]    
Finite Lived Intangible Assets [Line Items]    
Estimated useful life 16 years  
Non-compete Agreements [Member]    
Finite Lived Intangible Assets [Line Items]    
Total $ 1,218 1,529
Accumulated amortization $ 2,688 $ 2,377
Non-compete Agreements [Member] | Minimum [Member]    
Finite Lived Intangible Assets [Line Items]    
Estimated useful life 5 years  
Non-compete Agreements [Member] | Maximum [Member]    
Finite Lived Intangible Assets [Line Items]    
Estimated useful life 6 years