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Investments - Summary (Details) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Schedule of Investments [Line Items]    
Investment securities - fair value $ 77,184 $ 80,335
Parent    
Schedule of Investments [Line Items]    
Investment securities - fair value 77,184 80,335
Equity method investments 11,968 13,038
Nonqualified retirement plan assets 11,546 13,321
Other investments 2,142 2,196
Total investments $ 102,840 $ 108,890