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Consolidated Statements of Comprehensive (Loss) Income - USD ($)
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Net loss $ (1,680,000) $ (1,596,000)
Other comprehensive income (loss):    
Foreign currency translation adjustments, net of tax (3,588,000) 2,589,000
Employee benefit related, net of tax 1,638,000 1,189,000
Other comprehensive (loss) income (1,950,000) 3,778,000
Comprehensive (loss) income $ (3,630,000) $ 2,182,000