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Income Taxes (Narrative) (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Sep. 30, 2023
Dec. 31, 2024
Dec. 31, 2023
Income Taxes [Line Items]      
Net operating loss carryforwards   $ 39,400 $ 36,000
Accrued interest payable related to uncertain tax positions   275 $ 145
Undistributed earnings of domestic subsidiaries   35,100  
Additional taxes if interest in all businesses is sold rather than to effect a tax-free liquidation   $ 8,000  
Income tax expense (benefit) resulting from realignment of state and local tax structure $ (4,200)    
Maximum [Member]      
Income Taxes [Line Items]      
Net operating losses expiration year   2044  
Minimum [Member]      
Income Taxes [Line Items]      
Net operating losses expiration year   2025