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BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Certain Risks and Concentrations (Details) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2024 USD ($) supplier	Sep. 30, 2023 supplier	Sep. 30, 2024 USD ($) supplier	Sep. 30, 2023 supplier	Dec. 31, 2023 USD ($) supplier
Concentration Risk [Line Items]
Prepayments to vendors | $	$ 431		$ 431		$ 792
Number of offshore supplier	2		2		2
Related Party
Concentration Risk [Line Items]
Number of offshore supplier	1	1	1	1
Accounts Payable | Supplier Concentration Risk | Offshore Supplier One
Concentration Risk [Line Items]
Concentration risk (less than for geographic concentration risk)			29.00%		16.00%
Accounts Payable | Supplier Concentration Risk | Offshore Supplier Two
Concentration Risk [Line Items]
Concentration risk (less than for geographic concentration risk)			44.00%	57.00%
Four Customers | Accounts Receivable | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk (less than for geographic concentration risk)	66.00%		85.00%
Shipbuilder For U.S. Navy | Accounts Receivable | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk (less than for geographic concentration risk)	24.00%
Shipbuilder For U.S. Navy | Revenue | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk (less than for geographic concentration risk)		42.00%
Distributor To The U.S. Navy | Revenue | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk (less than for geographic concentration risk)	26.00%	42.00%	29.00%
Primary Commercial Lighting | Revenue | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk (less than for geographic concentration risk)	16.00%		10.00%
Two Customers | Accounts Receivable | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk (less than for geographic concentration risk)		42.00%		29.00%
Three Customers | Accounts Receivable | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk (less than for geographic concentration risk)			39.00%
Distributor To The U.S. Department Of Defense Accounted | Accounts Receivable | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk (less than for geographic concentration risk)					74.00%

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