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Accumulated Other Comprehensive Income (Details) - USD ($)
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Dec. 31, 2021
Unusual or Infrequent Item, or Both [Line Items]        
Stockholders' Equity Attributable to Parent $ 122,733,000 $ 104,397,000 $ 116,125,000 $ 100,095,000
Other comprehensive loss before reclassifications 408,000      
Amounts reclassified from accumulated other comprehensive income 344,000 81,000    
Income tax benefit (16,000) 17,000    
Post Retirement Benefit Plan Items        
Unusual or Infrequent Item, or Both [Line Items]        
Stockholders' Equity Attributable to Parent 2,414,000 1,011,000 2,507,000 1,075,000
Other comprehensive loss before reclassifications 0      
Amounts reclassified from accumulated other comprehensive income (118,000) (81,000)    
Income tax benefit 25,000 17,000    
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]        
Unusual or Infrequent Item, or Both [Line Items]        
Stockholders' Equity Attributable to Parent 687,000 0 546,000 0
Other comprehensive loss before reclassifications 408,000      
Amounts reclassified from accumulated other comprehensive income (226,000) 0    
Income tax benefit 41,000 0    
AOCI Attributable to Parent [Member]        
Unusual or Infrequent Item, or Both [Line Items]        
Stockholders' Equity Attributable to Parent $ 3,101,000 $ 1,011,000 $ 3,053,000 $ 1,075,000