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SUBSEQUENT EVENTS (Details Textual) (Subsequent Event [Member])
 12 Months Ended
Dec. 31, 2012
Subsequent Event [Member]
  
Subsequent Event, Description The recently enacted American Taxpayer Relief Act of 2012 included a provision that reduces Medicare's reimbursement for Gamma Knife services by approximately $4,600 per treatment, effective April 1, 2013.
Degree of Certainty Effect of Proposal, Description the Company's business mix in the last 9 months of 2013 is identical to that in 2012, revenues would be reduced by approximately $500,000 to $650,000 and pretax income by approximately $300,000 to $400,000 during the period.