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Revolving Credit Facility and Long-Term Debt - Additional Information (Detail) - USD ($)
 1 Months Ended 3 Months Ended 6 Months Ended
Jul. 31, 2023
Jun. 30, 2023
Mar. 31, 2023
Dec. 31, 2022
Sep. 30, 2022
Jun. 30, 2023
Line of Credit Facility [Line Items]            
Line of credit facility commitment fee description           The Agreement also provides for an unused commitment fee of 0.30% per year on the average daily unused amount of the revolving credit line, as well as a fee of 1.75% of the face amount of each letter of credit reserved under the line of credit.
Tangible net worth amount   $ 100,000,000 $ 100,000,000 $ 100,000,000 $ 100,000,000  
Investment covenant compliance           $ 10,000,000
Minimum [Member]            
Line of Credit Facility [Line Items]            
Tangible net worth amount   100,000,000 100,000,000 100,000,000 100,000,000  
Revolving Credit Facility [Member] | SOFR [Member]            
Line of Credit Facility [Line Items]            
Term loan from bank interest rate description           the daily Simple Secured Overnight Financing Rate (“SOFR”) plus 1.75% or (b) one-month Term SOFR plus 1.75%.
Revolving Credit Facility [Member] | One-Month Term SOFR [Member]            
Line of Credit Facility [Line Items]            
Term loan from bank interest rate description           one-month Term SOFR plus 1.75
SOFR plus rate           1.75%
Agreement [Member]            
Line of Credit Facility [Line Items]            
Outstanding balance on term loan and revolving credit facility   0   0   $ 0
Dividends or distributions paid           0
Maximum amount to redeem retire repurchase or acquire stock upon agreement           15,000,000
Agreement [Member] | Minimum [Member]            
Line of Credit Facility [Line Items]            
EBITDA   10,000,000 $ 10,000,000 $ 10,000,000 $ 10,000,000 10,000,000
Agreement [Member] | Maximum [Member]            
Line of Credit Facility [Line Items]            
Prohibition on incurring additional indebtedness without the prior approval of the Bank in purchase money financing           1,000,000
Agreement [Member] | Revolving Credit Facility [Member]            
Line of Credit Facility [Line Items]            
Credit facility borrowing capacity   50,000,000.0       $ 50,000,000.0
Unused commitment fee on unused amount during period           0.30%
Agreement [Member] | Revolving Credit Facility [Member] | SOFR [Member]            
Line of Credit Facility [Line Items]            
SOFR plus rate           1.75%
Agreement [Member] | Standby Letters of Credit [Member]            
Line of Credit Facility [Line Items]            
Credit facility borrowing capacity   $ 8,000,000.0       $ 8,000,000.0
Agreement [Member] | Line of Credit [Member]            
Line of Credit Facility [Line Items]            
Unused commitment fee on unused amount           1.75%
Subsequent Event [Member]            
Line of Credit Facility [Line Items]            
Line of credit facility commitment fee description The Amendment increased the sublimit for standby letters of credit from $8.0 million to $25.0 million and increased the unused commitment fee from 0.30% per year to 0.35% per year on the average daily unused amount of the revolving credit line.          
Tangible net worth amount $ 50,000,000          
Investment covenant compliance 25,000,000          
Investment covenants in fiscal year 25,000,000          
Subsequent Event [Member] | Agreement [Member] | Revolving Credit Facility [Member]            
Line of Credit Facility [Line Items]            
Line of credit facility $ 50,000,000.0          
Subsequent Event [Member] | Agreement [Member] | Revolving Credit Facility [Member] | Maximum [Member]            
Line of Credit Facility [Line Items]            
Unused commitment fee on unused amount during period 0.35%          
Subsequent Event [Member] | Agreement [Member] | Standby Letters of Credit [Member]            
Line of Credit Facility [Line Items]            
Credit facility borrowing capacity $ 25,000,000.0