Divestiture and Discontinued Operations - Additional Information (Detail) - EOTECH LLC [Member] - USD ($)	1 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2023	Oct. 01, 2022	Sep. 30, 2023	Oct. 01, 2022	Dec. 31, 2024	Apr. 01, 2023	Dec. 31, 2022	Dec. 30, 2021
Amount cancelled in outstanding invoices related to disputed TSA fees	$ 46,000
Refund obligation	200,000	$ 200,000		$ 200,000
Proceeds from Fees Received			$ 950,000
Sale Of Inventory					$ 148,000
Accounts Receivable, after Allowance for Credit Loss, Current	30,000	30,000		30,000				$ 49,000
Shared Services Agreement [Member]
Proceeds from Fees Received		39,000		104,000
Cost of property repairs and maintenance					$ 0
Photonics
Cash									$ 70,000,000
Earnout payment	$ 0	$ 0		$ 0			$ 30,000,000		$ 30,000,000
Photonics | Subsequent Event [Member]
Earnout payment						$ 14,000,000