Business Combinations - Purchased Credit Impaired Loans (Details) - USD ($) $ in Thousands	Aug. 21, 2020	Mar. 13, 2020
Fourth Street Banking Company
Business Acquisition [Line Items]
Total PCD loans acquired	$ 303,434
First Bank of the Palm Beaches
Business Acquisition [Line Items]
Total PCD loans acquired		$ 146,777
PCD Loans | Fourth Street Banking Company
Business Acquisition [Line Items]
Book balance of loans at acquisition	59,455
Allowance for credit losses at acquisition	(5,763)
Non-credit related discount	(4,319)
Total PCD loans acquired	$ 49,373
PCD Loans | First Bank of the Palm Beaches
Business Acquisition [Line Items]
Book balance of loans at acquisition		43,682
Allowance for credit losses at acquisition		(516)
Non-credit related discount		(128)
Total PCD loans acquired		$ 43,038