Annual report pursuant to Section 13 and 15(d)

Debt - Additional Information (Detail)

v3.24.0.1
Debt - Additional Information (Detail)
12 Months Ended
Jun. 15, 2023
Jun. 17, 2022
Jul. 01, 2019
USD ($)
Jun. 24, 2013
USD ($)
Installment
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Debt Instrument [Line Items]              
Outstanding borrowings under credit facility         $ 2,719,000 $ 6,337,000  
Interest expense including amortization of deferred financing fees         421,000 416,000 $ 383,000
City National Bank              
Debt Instrument [Line Items]              
Credit facility, borrowing capacity       $ 15,000,000      
Accrued, unpaid interest         19,000 35,000  
Interest expense including amortization of deferred financing fees         $ 369,000 382,000 $ 366,000
Delayed Draw Term Loan | City National Bank              
Debt Instrument [Line Items]              
Credit facility, borrowing capacity     $ 25,500,000 $ 7,500,000      
Credit facility maturity date     Jul. 01, 2026   Jun. 24, 2025    
Credit facility, interest rate description         the higher of the prime rate plus a margin of 0.25 percentage points and 2.5% or (b) the SOFR rate plus 2.80 percentage points, at the borrowers’ option    
Increased borrowing capacity under credit facility     $ 18,000,000        
Credit facility draw date     Jul. 01, 2024        
Variable rate notes issued for redemption of partners' interests, spread       2.80%      
Credit facility, number of installments | Installment       20      
Credit facility, frequency of installments         quarterly    
Outstanding borrowings under credit facility         $ 2,700,000 6,300,000  
Delayed Draw Term Loan | City National Bank | Maximum              
Debt Instrument [Line Items]              
Variable rate notes issued for redemption of partners' interests, spread       0.25%      
Credit facility, fixed interest rate       2.50%      
Debt instrument variable interest rate basis         prime rate    
Delayed Draw Term Loan | City National Bank | Minimum              
Debt Instrument [Line Items]              
Credit facility, fixed interest rate       2.50%      
Borrowings Under Revolving Credit Agreement | City National Bank              
Debt Instrument [Line Items]              
Credit facility, borrowing capacity     $ 10,000,000 $ 7,500,000      
Credit facility maturity date Jun. 18, 2024 Jun. 18, 2023     Jun. 21, 2019    
Increased borrowing capacity under credit facility     $ 2,500,000        
Debt covenant, restriction on change in control       30.00%      
Outstanding borrowings under credit facility         $ 0 $ 0