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Investments - Available-for-Sale (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Investments, Debt and Equity Securities [Abstract]    
Amortized Cost $ 11,315 $ 9,143
Unrealized Gain 75 1
Unrealized Loss 0 0
Accrued Interest Income 0 14
Fair Value $ 11,390 $ 9,158