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Fair Value of Financial Instruments (Fair Value Measurements, Recurring) (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt Securities Available for Sale $ 86,988 $ 91,715
Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt Securities Available for Sale 86,988 91,715
Marketable Equities 14,458 17,686
Total Securities 101,446 109,401
(Level 1) Quoted Prices In Active Markets For Identical Assets [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt Securities Available for Sale
Marketable Equities 14,458 17,686
(Level 1) Quoted Prices In Active Markets For Identical Assets [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt Securities Available for Sale
Marketable Equities 14,458 17,686
Total Securities 14,458 17,686
(Level 2) Significant Other Observable Inputs [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt Securities Available for Sale 86,988 91,715
Marketable Equities
(Level 2) Significant Other Observable Inputs [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt Securities Available for Sale 86,988 91,715
Marketable Equities
Total Securities 86,988 91,715
(Level 3) Significant Unobservable Inputs [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt Securities Available for Sale
Marketable Equities
(Level 3) Significant Unobservable Inputs [Member] | Fair Value, Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Debt Securities Available for Sale
Marketable Equities
Total Securities