Annual report pursuant to Section 13 and 15(d)

Debt (Narrative) (Details)

v3.20.2
Debt (Narrative) (Details)
 12 Months Ended
Nov. 01, 2019
USD ($)
item
Mar. 05, 2018
USD ($)
Sep. 30, 2020
USD ($)
item
Sep. 30, 2019
USD ($)
SWK Credit Agreement [Member]        
Line of Credit Facility [Line Items]        
Loan amount   $ 10,000,000 $ 17,650,000 $ 17,650,000
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  
Unamortized discounts   11,300,000    
Pledge percentage     65.00%  
Net proceeds after fees and expenses   9,900,000    
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, elapsed period payment threshold     $ 12,500,000  
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, 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, 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  
Residual Royalty Agreement [Member]        
Line of Credit Facility [Line Items]        
Repayment percentage     5.00%  
Payment terms, period of revenue calculation     12 months  
Payment terms, payment percentage     175.00%  
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  
Premium Finance Agreement [Member]        
Line of Credit Facility [Line Items]        
Loan amount $ 837,000      
Interest rate 4.18%      
Number of installments | item 3      
Loan payable     $ 0  
Maximum [Member] | SWK Credit Agreement [Member] | Product Revenue Over $10 Million, 2020 [Member]        
Line of Credit Facility [Line Items]        
Payment terms, elapsed period payment threshold     $ 12,500,000