COMMITMENTS AND CONTINGENCIES (Details)	Dec. 31, 2015 USD ($)
Long-term Purchase Commitment [Line Items]
2016	$ 12,050,000
Thereafter	25,800,000
Total	37,850,000
Proton Beam Unit [Member]
Long-term Purchase Commitment [Line Items]
2016	8,400,000
Thereafter	25,800,000
Total	34,200,000
Gamma Knife Units [Member]
Long-term Purchase Commitment [Line Items]
2016	3,650,000
Thereafter	0
Total	$ 3,650,000