Business Combinations - Fair Value of the Assets Purchased, Including Goodwill and Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Mar. 13, 2020	Dec. 31, 2019
Assets:
Goodwill	$ 212,146		$ 205,286
First Bank of the Palm Beaches
Assets:
Cash		$ 34,749
Investment securities		447
Loans		146,777
Bank premises and equipment		6,086
Core deposit intangibles		819
Goodwill		6,861
Other assets		1,305
Total assets		197,044
Liabilities:
Deposits		173,741
Other liabilities		1,406
Total liabilities		175,147
First Bank of the Palm Beaches | Initially Measured
Assets:
Cash		34,749
Investment securities		447
Loans		146,839
Bank premises and equipment		6,086
Core deposit intangibles		819
Goodwill		6,799
Other assets		1,285
Total assets		197,024
Liabilities:
Deposits		173,741
Other liabilities		1,386
Total liabilities		175,127
First Bank of the Palm Beaches | Measurement Period Adjustments
Assets:
Cash		0
Investment securities		0
Loans		(62)
Bank premises and equipment		0
Core deposit intangibles		0
Goodwill		62
Other assets		20
Total assets		20
Liabilities:
Deposits		0
Other liabilities		20
Total liabilities		$ 20