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Business Combinations - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
Aug. 01, 2022
Jul. 29, 2022
Jun. 30, 2022
Dec. 31, 2021
Business Acquisition [Line Items]        
Assets     $ 8,111,524 $ 7,861,285
Loans     5,464,970 5,166,745
Deposits     $ 6,303,158 $ 6,570,693
Subsequent Event        
Business Acquisition [Line Items]        
Assets $ 9,780,000      
Loans 6,680,000      
Deposits $ 7,980,000      
Common Stock | Subsequent Event        
Business Acquisition [Line Items]        
Share price (in dollars per share)   $ 43.07    
BTH | Subsequent Event        
Business Acquisition [Line Items]        
Consideration transaction value   $ 302,900    
BTH | Common Stock | Subsequent Event        
Business Acquisition [Line Items]        
Number of shares issued (in shares) 6,828,390      
Stock converted (in shares) 611,676