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Accounts Receivable, Net - Schedule of Accounts Receivable, Net (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Accounts Notes And Loans Receivable [Line Items]
Allowance for doubtful accounts	$ (70)	$ (70)
Total accounts receivable, net	17,840	15,546
Security Products
Accounts Notes And Loans Receivable [Line Items]
Accounts receivable, gross	13,767	12,896
Marine Components
Accounts Notes And Loans Receivable [Line Items]
Accounts receivable, gross	$ 4,143	$ 2,720

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