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ACCRUED EXPENSES (Details) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Payables and accruals [Abstract]    
Salaries and related costs $ 12,113 $ 15,400
Group health insurance claims 1,945 2,116
Credit balances and overpayments due to patients and payors 1,856 1,834
Other 3,532 3,489
Total $ 19,446 $ 22,839