XML 45 R40.htm IDEA: XBRL DOCUMENT v3.20.1
Commitments and Contingencies, Operating Leases, Gamma Knife and Maintenance Contract (Details) - USD ($)
1 Months Ended 12 Months Ended
Sep. 01, 2014
Jul. 31, 2018
Aug. 31, 2017
Apr. 30, 2015
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2009
Dec. 31, 2008
Oct. 31, 2018
Sep. 30, 2017
Apr. 30, 2016
Dec. 31, 2014
Dec. 31, 2013
Operating Leases [Abstract]                          
Operating Lease and Lease Liability         $ 176,000 $ 0              
ROU asset         161,000 0              
Lease ROU asset         128,000 0              
Operating lease expense         43,000 42,000              
Maturities of operating lease liability [Abstract]                          
2020         43,000                
2021         45,000                
2022         46,000                
2023         24,000                
Total         158,000                
Less interest         (16,000)                
Present value of net minimum obligation         142,000                
Gamma Knife [Abstract]                          
Operating lease amount         $ 142,000                
Maintenance Contract [Abstract]                          
Warranty term of maintenance agreement         1 year                
Monthly maintenance agreement cost     $ 26,000 $ 20,000                  
Maintenance agreement         5 years                
Perfexion Gamma Knife [Member]                          
Gamma Knife [Abstract]                          
Monthly lease payment                         $ 78,000
Gamma Knife Cobalt Reload [Member]                          
Gamma Knife [Abstract]                          
Monthly lease payment                 $ 30,000        
NYU [Member]                          
Gamma Knife [Abstract]                          
Equipment financed term         7 years                
Monthly lease payment                   $ 50,000      
NYU [Member] | Perfexion Gamma Knife [Member]                          
Gamma Knife [Abstract]                          
Cost of new equipment installed             $ 3,742,000 $ 3,742,000          
Equipment financed term         7 years                
NYU [Member] | Perfexion Gamma Knife, Purchase and Replacement [Member]                          
Maturities of operating lease liability [Abstract]                          
Present value of net minimum obligation                       $ 4,700,000  
Gamma Knife [Abstract]                          
Equipment financed term         6 years                
Operating lease amount                       4,700,000  
Capital lease obligation                     $ 879,000    
Lease payment due $ 78,000                        
Interest on lease $ 18,000                        
Monthly lease payment                     $ 20,000    
NYU [Member] | Perfexion Gamma Knife, Leasehold Improvements, New Installation and Related Construction Costs [Member]                          
Maturities of operating lease liability [Abstract]                          
Present value of net minimum obligation                       250,000  
Gamma Knife [Abstract]                          
Equipment financed term         2 years                
Operating lease amount                       $ 250,000  
NYU [Member] | Gamma Knife Cobalt Reload [Member]                          
Gamma Knife [Abstract]                          
Cost of new equipment installed   $ 925,000                      
Equipment financed term         30 months                
Capital lease obligation                 $ 833,000        
Monthly lease payment           $ 50,000