v3.26.1
The Company and its Significant Accounting Policies (Details) - USD ($)
12 Months Ended
Sep. 24, 2025
Dec. 31, 2025
Dec. 31, 2024
Sep. 23, 2025
The Company and its Significant Accounting Policies        
Dividend declared on common stock (in percent) 50.00%      
Common stock, shares issued 14,844,573 15,750,000 14,796,000 9,896,366
Common stock, shares outstanding 14,844,573 15,750,000 14,796,000 9,896,366
Revenue   $ 11,890,000 $ 11,679,000  
Period Of Warranty From Date Of Shipment   1 year    
Extended warranty minimum period   1 year    
Advertising and marketing costs   $ 66,000 67,000  
Revenue recognized at a point in time        
The Company and its Significant Accounting Policies        
Revenue   11,110,000 10,867,000  
Revenue recognized over time        
The Company and its Significant Accounting Policies        
Revenue   $ 780,000 $ 812,000