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Other Intangibles - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Apr. 01, 2021
Indefinite-lived Intangible Assets [Line Items]      
Intangible asset amortization $ 1,366 $ 1,357  
Minimum      
Indefinite-lived Intangible Assets [Line Items]      
Useful life of core deposit intangibles and other intangibles 2 years    
Maximum      
Indefinite-lived Intangible Assets [Line Items]      
Useful life of core deposit intangibles and other intangibles 10 years    
Hoosier      
Indefinite-lived Intangible Assets [Line Items]      
Customer relationship intangible     $ 2,247
Hoosier | Customer Relationships      
Indefinite-lived Intangible Assets [Line Items]      
Customer relationship intangible     $ 2,247