Loans - Summary of the Loan Portfolio by Loan Type and Credit Quality Classification (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Loans
Total	$ 2,534,163	$ 1,886,732
Nonclassified
Loans
Total	2,501,584	1,863,323
Classified
Loans
Total	32,579	23,409
Commercial
Loans
Total		597,763
Commercial
Loans
Total	631,547	597,763
Commercial | Nonclassified
Loans
Total	623,768	584,845
Commercial | Classified
Loans
Total	7,779	12,918
Real estate
Loans
Total	1,882,734	1,276,516
Real estate | CRE
Loans
Total	1,510,592	994,067
Real estate | CRE | Nonclassified
Loans
Total	1,492,126	985,193
Real estate | CRE | Classified
Loans
Total	18,466	8,874
Real estate | Land and construction
Loans
Total	150,634	122,358
Real estate | Land and construction | Nonclassified
Loans
Total	147,553	122,358
Real estate | Land and construction | Classified
Loans
Total	3,081
Real estate | Home equity
Loans
Total	175,252	109,112
Real estate | Home equity | Nonclassified
Loans
Total	171,999	107,495
Real estate | Home equity | Classified
Loans
Total	3,253	1,617
Real estate | Residential mortgages
Loans
Total	46,256	50,979
Real estate | Residential mortgages | Nonclassified
Loans
Total	46,256	50,979
Consumer
Loans
Total	19,882	12,453
Consumer | Nonclassified
Loans
Total	$ 19,882	$ 12,453