Annual report pursuant to Section 13 and 15(d)

Debt (The Credit Agreement) (Details)

v3.23.3
Debt (The Credit Agreement) (Details) - USD ($)
 12 Months Ended
Sep. 18, 2023
Mar. 24, 2023
Feb. 20, 2023
Oct. 11, 2022
Jun. 30, 2023
Jun. 30, 2022
Sep. 26, 2023
May 10, 2023
Jan. 31, 2023
Oct. 10, 2022
Nov. 01, 2021
Debt Instrument [Line Items]                      
Restricted cash         $ 253,000 $ 5,996,000          
Amount released from restricted cash         21,093,000 48,732,000          
Period for payment of equity interests at-the-market facility     5 days                
Settlement payment received   $ 5,100,000                  
Secured Term Loan                      
Debt Instrument [Line Items]                      
Secured term loan         13,057,000 22,375,000         $ 22,375,000
Deferred finance costs         120,000 214,000          
Interest rate (as percent)                     3.25%
Debt balance         12,937,000 $ 22,161,000 $ 12,700,000        
Amended Credit Agreement [Member]                      
Debt Instrument [Line Items]                      
Interest rate (as percent)               5.25%      
Percentage of payment of equity Interests from proceeds of at-the-market facility   40.00% 40.00%                
Percentage of payment from proceeds of sales of equipment   40.00%                  
Amount retained   $ 2,000,000                  
Threshold period for delivery of executed copy of Purchase Agreement for the sale of the Facility after entry of Amendment 1 day                    
Amended Credit Agreement [Member] | If The Facility Is Sold On Or Before June 30, 2023 [Member]                      
Debt Instrument [Line Items]                      
Payable in-kind rate (in percent)               1.00%      
Amended Credit Agreement [Member] | If The Facility Is Sold After June 2023, But On Or Before September 30, 2023 [Member]                      
Debt Instrument [Line Items]                      
Payable in-kind rate (in percent)               2.00%      
Amended Credit Agreement [Member] | If The Facility Is Sold After September 30, 2023, Or Not Sold Prior To The Maturity Date [Member]                      
Debt Instrument [Line Items]                      
Payable in-kind rate (in percent)               3.00%      
Amended Credit Agreement [Member] | If The Facility Is Not Sell On Or Before December 1, 2023 [Member]                      
Debt Instrument [Line Items]                      
Amount of fees to be paid $ 20,000                    
College Station Investors LLC And Bryan Capital [Member] | Secured Term Loan                      
Debt Instrument [Line Items]                      
Secured term loan                     $ 22,375,000
Woodforest [Member]                      
Debt Instrument [Line Items]                      
Unrestricted cash                 $ 7,500,000    
Percentage of payment of equity Interests from proceeds of at-the-market facility   20.00%                  
Percentage of payment from proceeds of sales of equipment   20.00%                  
Woodforest [Member] | Amended Credit Agreement [Member]                      
Debt Instrument [Line Items]                      
Debt amortization payment       $ 250,000              
Amendment fee       22,375              
Liquidity covenant, amount   $ 7,500,000   7,500,000 $ 1,000,000         $ 10,000,000  
Collateral held   3,000,000           $ 3,000,000      
Woodforest [Member] | Amended Credit Agreement [Member] | Date Of Amendment [Member]                      
Debt Instrument [Line Items]                      
Principal payment       5,500,000              
Woodforest [Member] | Amended Credit Agreement [Member] | Within Two Business Days Of Frunhofer Legal Settlement [Member]                      
Debt Instrument [Line Items]                      
Principal payment       5,100,000              
Woodforest [Member] | Amended Credit Agreement [Member] | Occurrence Of Specific Milestone [Member]                      
Debt Instrument [Line Items]                      
Liquidity covenant, amount       $ 5,000,000              
Woodforest [Member] | Amended Credit Agreement [Member] | If Outstanding Principal Amount Reduced to 10,000,000 [Member]                      
Debt Instrument [Line Items]                      
Amount to be released from restricted cash               500,000      
Woodforest [Member] | Amended Credit Agreement [Member] | If Each Additional Reduction of Outstanding Principal Amount is 2,500,000 [Member]                      
Debt Instrument [Line Items]                      
Amount to be released from restricted cash               750,000      
Amount of fees to be paid   $ 75,000                  
Woodforest [Member] | Amended Credit Agreement [Member] | If The Facility Is Sold On Or Before June 30, 2023 [Member]                      
Debt Instrument [Line Items]                      
Amount of fees to be paid               75,000      
Woodforest [Member] | Amended Credit Agreement [Member] | If The Facility Is Sold After June 2023, But On Or Before September 30, 2023 [Member]                      
Debt Instrument [Line Items]                      
Amount of fees to be paid               100,000      
Woodforest [Member] | Amended Credit Agreement [Member] | If The Facility Is Sold After September 30, 2023, Or Not Sold Prior To The Maturity Date [Member]                      
Debt Instrument [Line Items]                      
Amount of fees to be paid               $ 125,000