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Summary of Fair Value of Level 3 Financial Assets (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair value, beginning of year $ 1,597,500  
Fair value, end of year 1,686,269 $ 1,597,500
Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair value, beginning of year 32,412 35,100
Additions 1,163 1,800
Changes in estimated fair value (2,575) (4,488)
Fair value, end of year $ 31,000 $ 32,412