Quarterly report pursuant to Section 13 or 15(d)

Debt (Narrative) (Details)

v3.21.1
Debt (Narrative) (Details)
 3 Months Ended 6 Months Ended
Nov. 01, 2020
USD ($)
item
Nov. 01, 2019
USD ($)
item
Mar. 05, 2018
USD ($)
Sep. 30, 2020
USD ($)
Mar. 31, 2021
USD ($)
item
Mar. 31, 2020
USD ($)
Line of Credit Facility [Line Items]            
Payments on notes payable         $ 352,664 $ 277,965
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  
Pledge percentage     65.00%      
Net proceeds after fees and expenses     $ 9,900,000      
Deferred loan issuance costs         $ 267,000  
Payments on notes payable       10,000,000    
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  
Payment terms, change in control or sale of business fee, percentage multiple | item         5  
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, percentage of advanced amount to be repaid before regular royalty payment         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 $ 1,100,000 $ 837,000        
Interest rate 3.94% 4.18%        
Number of installments | item 3 3        
Loan payable       $ 0 $ 709,000  
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