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Employee Benefit Plans Fair Value Of Plan Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Fair value of plan assets $ 78,137 $ 94,115
Actual plan asset allocations 100.00% 100.00%
Equity securities    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Fair value of plan assets $ 40,257 $ 55,576
Actual plan asset allocations 51.50% 59.10%
Equity Funds    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Fair value of plan assets $ 23,338 $ 35,752
Mutual Funds    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Fair value of plan assets 16,919 19,824
Debt securities    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Fair value of plan assets $ 33,719 $ 36,270
Actual plan asset allocations 43.20% 38.50%
Money Market Funds    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Fair value of plan assets $ 9,102 $ 8,447
Fixed Income Funds    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Fair value of plan assets 15,252 15,566
Corporate debt securities    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Fair value of plan assets 2,324 2,733
US Government Agencies Debt Securities    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Fair value of plan assets 7,041 9,524
Other Alternative Investment Mutual Funds    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Fair value of plan assets $ 4,161 $ 2,269
Actual plan asset allocations 5.30% 2.40%