Quarterly report pursuant to Section 13 or 15(d)

Debt (Narrative) (Details)

v3.19.2
Debt (Narrative) (Details)
 9 Months Ended
Mar. 05, 2018
USD ($)
Jun. 30, 2019
USD ($)
item
Line of Credit Facility [Line Items]    
Net proceeds after fees and expenses $ 9,900,000  
Change In Control Or Sale Of Business [Member]    
Line of Credit Facility [Line Items]    
Payment terms, change in control or sale of business fee, percentage multiple | item   5
SWK Credit Agreement [Member]    
Line of Credit Facility [Line Items]    
Loan amount $ 10,000,000  
Repayment percentage   176.50%
Payment terms, product revenue threshold   $ 10,000,000
Percentage of outstanding shares acquired which constitutes a change of control   50.00%
Period to replace key persons   90 days
Required minimum liquid assets   $ 1,000,000
Pledge percentage 65.00%  
Deferred loan issuance costs   $ 267,000
SWK Credit Agreement [Member] | Product Revenue Under $10 Million [Member]    
Line of Credit Facility [Line Items]    
Payment terms, period of revenue calculation   12 months
Payment terms, payment percentage   32.50%
SWK Credit Agreement [Member] | Product Revenue Over $10 Million [Member]    
Line of Credit Facility [Line Items]    
Payment terms, period of revenue calculation   12 months
SWK Credit Agreement [Member] | Product Revenue Over $10 Million, 2019 [Member]    
Line of Credit Facility [Line Items]    
Payment terms, payment percentage   12.50%
Payment terms, percentage of product revenue after initial threshold   5.00%
SWK Credit Agreement [Member] | Product Revenue Over $10 Million, 2020 [Member]    
Line of Credit Facility [Line Items]    
Payment terms, payment percentage   25.00%
Payment terms, elapsed period payment threshold   $ 12,500,000
Payment terms, percentage of product revenue after initial threshold   10.00%
SWK Credit Agreement [Member] | Product Revenue Over $10 Million, 2021 [Member]    
Line of Credit Facility [Line Items]    
Payment terms, payment percentage   30.00%
Payment terms, elapsed period payment threshold   $ 12,500,000
Payment terms, percentage of product revenue after initial threshold   20.00%
SWK Credit Agreement [Member] | Change In Control Or Sale Of Business [Member]    
Line of Credit Facility [Line Items]    
Repayment percentage   176.50%
Payment terms, period of revenue calculation   12 months
Payment terms, payment percentage   5.00%
Payment terms, change in control or sale of business fee, amount   $ 2,000,000
Residual Royalty Agreement [Member]    
Line of Credit Facility [Line Items]    
Payment terms, period of revenue calculation   12 months
Payment terms, payment percentage   5.00%
Payment terms, change in control or sale of business fee, amount   $ 2,000,000
Payment terms, change in control or sale of business fee, percentage of product revenue   5.00%
Payment terms, change in control or sale of business fee, percentage multiple | item   5
Maximum [Member] | SWK Credit Agreement [Member] | Product Revenue Over $10 Million, 2019 [Member]    
Line of Credit Facility [Line Items]    
Payment terms, elapsed period payment threshold   $ 12,500,000