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Summary of Significant Accounting Policies - Investments (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Accounting Policies [Abstract]    
Corporate-Owned Life Insurance Policies $ 38,991 $ 41,078
Corporate and Government Debt Securities 8,761 9,202
Mutual Funds 5,503 5,432
Money Market Funds 1,560 949
Other Investments 30 29
Total Investments $ 54,845 $ 56,690