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Subsequent Events - Additional Information (Details) - Subsequent Event [Member]
1 Months Ended
Jul. 31, 2021
USD ($)
shares
Debt Instrument [Line Items]  
Redemption of contingent interest income $ 1,800,000
Beneficial Unit Certificate Holders [Member]  
Debt Instrument [Line Items]  
Aggregate offering price $ 30,000,000
Series A-1 Preferred Units [Member]  
Debt Instrument [Line Items]  
Redeemable preferred units, registered for offering and issuance | shares 9,450,000
TOB Trust [Member]  
Debt Instrument [Line Items]  
Debt instrument, one-time fee $ 187,000
Series A MRB [Member]  
Debt Instrument [Line Items]  
Redemption price 106.00%
Series B MRB [Member]  
Debt Instrument [Line Items]  
Redemption price 100.00%
Governmental Issuer Loans [Member]  
Debt Instrument [Line Items]  
MRB Partnership advances $ 4,000,000.0