XML 90 R57.htm IDEA: XBRL DOCUMENT v3.22.4
Basis of Presentation and Significant Accounting Policies - Additional Information (Details) - USD ($)
$ in Thousands
 12 Months Ended
Feb. 28, 2022
Feb. 15, 2022
Dec. 31, 2022
Property, Plant and Equipment [Line Items]      
Issuance of common stock     $ 2,446,312
Series A Preferred Stock      
Property, Plant and Equipment [Line Items]      
Shares issued for acquisition (in shares)   108,000  
Series C Preferred Stock      
Property, Plant and Equipment [Line Items]      
Shares issued for acquisition (in shares)   122,500  
Preferred Stock      
Property, Plant and Equipment [Line Items]      
Issuance of common stock $ 243,700    
First Midwest      
Property, Plant and Equipment [Line Items]      
Shares issued for acquisition (in shares) 129,400,000    
Issuance of common stock $ 2,400,000    
Minimum      
Property, Plant and Equipment [Line Items]      
Maturity of short-term securities sold under agreements to repurchase     1 day
Minimum | Core Deposits and Other Intangible Assets      
Property, Plant and Equipment [Line Items]      
Estimated useful lives of core deposits and customer relationships     5 years
Minimum | Building and Building Improvements      
Property, Plant and Equipment [Line Items]      
Useful lives for premises and equipment, years     10 years
Minimum | Furniture and Equipment      
Property, Plant and Equipment [Line Items]      
Useful lives for premises and equipment, years     3 years
Maximum      
Property, Plant and Equipment [Line Items]      
Maturity of short-term securities sold under agreements to repurchase     4 days
Maximum | Core Deposits and Other Intangible Assets      
Property, Plant and Equipment [Line Items]      
Estimated useful lives of core deposits and customer relationships     15 years
Maximum | Building and Building Improvements      
Property, Plant and Equipment [Line Items]      
Useful lives for premises and equipment, years     39 years
Maximum | Furniture and Equipment      
Property, Plant and Equipment [Line Items]      
Useful lives for premises and equipment, years     7 years