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Shareholders' Equity - Dividends and Share Repurchases (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Dividends      
Dividends declared and paid by subsidiary     $ 7,679
Dividends declared and paid during the period $ 5,657 $ 5,638 $ 5,757
Dividends declared, per share $ 0.48 $ 0.48 $ 0.47
Class of Stock [Line Items]      
Payments of Dividends $ 6,963 $ 38,000  
California      
Class of Stock [Line Items]      
Dividends available for distribution free of restrictions $ 72,335