PROPERTY AND EQUIPMENT (Details Textual) - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	$ 47,661,000	$ 46,572,000
Property, Plant and Equipment, Net, Total	47,123,000	50,036,000
Construction in Progress, Gross	5,796,000
Medical Equipment and Facilities [Member]
Property, Plant and Equipment [Line Items]
Capital Leased Assets, Gross	31,025,000	29,548,000
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	13,417,000	$ 11,269,000
Radiation Oncology Physician Group [Member]
Property, Plant and Equipment [Line Items]
Long Term Purchase Commitment Deposits For Assets	400,000
Three Mevion S250 Proton Beam Radiation Therapy [Member]
Property, Plant and Equipment [Line Items]
Long Term Purchase Commitment Deposits For Assets	5,000,000
Gamma Knife Units [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Net, Total	1,500,000
Peru Unit [Member]
Property, Plant and Equipment [Line Items]
Construction in Progress, Gross	$ 3,300,000