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Revolving Credit Facility - Additional Information (Detail) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 22, 2025
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Dec. 31, 2024
Sep. 30, 2025
Line of Credit Facility [Line Items]            
Line of credit facility commitment fee description           The Agreement also provides for an unused commitment fee of 0.35% 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.
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
Minimum [Member]            
Line of Credit Facility [Line Items]            
Tangible net worth amount   50,000,000 $ 50,000,000 $ 50,000,000 50,000,000  
Minimum [Member] | Agreement [Member]            
Line of Credit Facility [Line Items]            
EBITDA   10,000,000 $ 10,000,000 $ 10,000,000 $ 10,000,000 10,000,000
Maximum [Member] | Agreement [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
Revolving Credit Facility [Member]            
Line of Credit Facility [Line Items]            
Maturity date           Jul. 01, 2026
Revolving Credit Facility [Member] | Agreement [Member]            
Line of Credit Facility [Line Items]            
Credit facility borrowing capacity $ 50,000,000 50,000,000       $ 50,000,000
Unused commitment fee on unused amount during period 0.35%         0.35%
Percentage of reduced unused commitment fee on unused amount during period 0.30%          
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] | SOFR [Member] | Agreement [Member]            
Line of Credit Facility [Line Items]            
SOFR plus rate           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%
Standby Letters of Credit [Member] | Agreement [Member]            
Line of Credit Facility [Line Items]            
Credit facility borrowing capacity   $ 25,000,000       $ 25,000,000
Line of Credit [Member] | Agreement [Member]            
Line of Credit Facility [Line Items]            
Unused commitment fee on unused amount           1.75%