Quarterly report pursuant to Section 13 or 15(d)

Financing - Additional Information (Details)

v3.19.2
Financing - Additional Information (Details)
1 Months Ended 3 Months Ended 6 Months Ended
Jul. 31, 2019
USD ($)
shares
Sep. 18, 2018
USD ($)
Jul. 17, 2018
USD ($)
day
$ / shares
May 31, 2019
USD ($)
$ / shares
shares
Jun. 30, 2019
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
Jun. 20, 2019
USD ($)
Dec. 15, 2018
$ / shares
Debt Instrument [Line Items]                  
Loss on extinguishment of debt           $ 256,000 $ 0    
Share issued upon conversion of convertible note (in shares) | shares       1,539,815          
Convertible Note                  
Debt Instrument [Line Items]                  
Term note, principal balance     $ 2,625,000            
Proceeds from Convertible Note     2,500,000            
Original issue discount     100,000            
Beneficial conversion feature on Convertible Note     328,000            
Less unamortized debt issuance costs     $ 25,000            
Debt instrument term     18 months            
Stated interest rate (percent)     10.00%            
Conversion price (in usd per share) | $ / shares     $ 0.80            
Number of trading days' notice | day     5            
Increase in fair value of the embedded conversion option       $ 547,000          
Percent increase of future cash flows           10.00%      
Amortization of debt discount and debt issuance costs       37,000          
Loss on extinguishment of debt         $ 584,000 $ 584,000      
Maximum monthly redemption     $ 650,000            
Minimum stock price per share under debt covenant (in usd per share) | $ / shares     $ 1.00            
Debt Repayment Premium     10.00%            
Duration period eligible for prepayment at premium     1 year            
Increase to outstanding balance upon default (percent)               15.00%  
Increase to outstanding balance upon default               $ 408,000  
Interest rate upon reset due to default (percent)               22.00%  
Convertible note         3,100,000 3,100,000      
Convertible Debt, Adjusted Conversion Price Portion                  
Debt Instrument [Line Items]                  
Term note, principal balance       $ 1,250,000          
Conversion price (in usd per share) | $ / shares       $ 0.2273          
NDX | Credit Agreement                  
Debt Instrument [Line Items]                  
Stated interest rate (percent)   10.75%             21.00%
Conversion price (in usd per share) | $ / shares                 $ 0.606
Advance from related party   $ 1,500,000              
Long-term line of credit         1,500,000 1,500,000      
Convertible promissory note to accredited investor | Convertible Note                  
Debt Instrument [Line Items]                  
Convertible note       $ 350,000          
Discontinued operations | Convertible Note                  
Debt Instrument [Line Items]                  
Loss on extinguishment of debt         $ 328,000 $ 328,000      
Subsequent events                  
Debt Instrument [Line Items]                  
Share issued upon conversion of convertible note (in shares) | shares 2,571,429                
Subsequent events | Convertible promissory note to accredited investor | Convertible Note                  
Debt Instrument [Line Items]                  
Convertible note $ 375,000