XML 74 R59.htm IDEA: XBRL DOCUMENT v3.7.0.1
COMMITMENTS AND CONTINGENCIES (Details Textual)
 12 Months Ended
Dec. 31, 2016
USD ($)
Commitments And Contingencies [Line Items]  
Long-term Purchase Commitment, Due, Description Accordingly, the timing of the required payments for the remaining $25,800,000 of the Companys purchase commitments remains uncertain.
Other Commitment, Due in Next Twelve Months $ 3,160,000
Gamma Knife Perfexion System [Member]  
Commitments And Contingencies [Line Items]  
Long-term Purchase Commitment, Amount 3,160,000
Other Commitment, Due in Next Twelve Months 200,000
Mevion Medical Systems Inc [Member]  
Commitments And Contingencies [Line Items]  
Long-term Purchase Commitment, Amount 25,800,000
Long-term Purchase Commitment, Deposits for Future Purchase $ 2,000,000