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Loans Payable (Accounts Payable Settlements) (Details) - USD ($)
$ in Thousands
3 Months Ended
Nov. 15, 2016
May 12, 2016
Apr. 12, 2016
Apr. 07, 2016
Mar. 28, 2016
Sep. 30, 2016
Loss Contingencies [Line Items]            
Interest on settlement           $ 14
North America Photon Infotech Ltd.            
Loss Contingencies [Line Items]            
Loss contingency, damages sought         $ 218  
Simulmedia, Inc.            
Loss Contingencies [Line Items]            
Litigation settlement       $ (56)    
Settled Litigation | North America Photon Infotech Ltd.            
Loss Contingencies [Line Items]            
Litigation settlement   $ (110)        
Settled Litigation | Pandera Systems, LLC            
Loss Contingencies [Line Items]            
Litigation settlement     $ (50)      
Subsequent Event | Settled Litigation | North America Photon Infotech Ltd.            
Loss Contingencies [Line Items]            
Issuance of conversion shares (in shares) 31,510