Destruction of Gamma Knife at NYU Medical Center; Replacement and Restoration (Details) - USD ($)			1 Months Ended		6 Months Ended
	Sep. 01, 2014	Oct. 31, 2012	Jul. 31, 2016	Apr. 30, 2016	Jun. 30, 2016	Jun. 30, 2015	Nov. 01, 2014
Destruction of Gamma Knife at NYU Medical Center; Replacement and Restoration [Abstract]
Terms of agreement with NYU					12 years
Emergency removal cost		$ 525,000
Insurance coverage		$ 930,000
First lease term					6 years
Commitment for lease financing for replacement equipment and restoration					$ 4,700,000
First payment due	$ 78,000
Interest on lease	$ 18,000
Second lease term					2 years
Lease amount for cost of construction					$ 250,000
First lease payment due for the cost of construction							$ 12,000
Payment of deposit to Elakta for installation of new ICON imaging technology equipment				$ 248,000	$ 248,000	$ 0
Financing additional amount on ICON imaging technology				$ 725,000
Rate of interest on financing additional amount				4.50%
Monthly lease payment				$ 20,000
Monthly maintenance cost estimated after installation				$ 6,000
Subsequent Event [Member]
Operating Leased Assets [Line Items]
Adjusting the monthly fee structure for the remaining term			$ 30,000
Final payment will be made for the partial month of operation			$ 17,000