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Basis of Presentation - Narrative (Details)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 8 Months Ended
May 10, 2022
channel
May 10, 2022
USD ($)
$ / shares
shares
Mar. 31, 2022
channel
branch
Mar. 31, 2021
Dec. 31, 2022
USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Number of full-service branches | branch     81    
Number of distinct delivery channels | channel     2    
Real Genius Delivery Channel | Mortgage          
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Interest rate lock volume, percentage     43.40% 50.20%  
Sales volume contribution, percent     50.70% 52.80%  
Real Genius Delivery Channel | Mortgage | Minimum | Forecast          
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Pre tax restructuring charges         $ 11,000
Real Genius Delivery Channel | Mortgage | Maximum | Forecast          
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Pre tax restructuring charges         $ 13,000
Subsequent Event          
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Number of delivery channels, discontinued | channel 1        
Shares repurchased (in shares) | shares   400,000      
Average cost per share (in dollars per share) | $ / shares   $ 40.91      
Repurchase amount   $ 16,366