Loans (Risk Category of Loans by Class of Loans) (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	$ 1,815,353	$ 1,227,609
Residential real estate and Consumer
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	299,517	212,735
Residential real estate and Consumer | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	297,275	210,150
Residential real estate and Consumer | Nonperforming
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	2,242	2,585
Residential real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	294,041	211,839
Residential real estate | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	291,815	209,270
Residential real estate | Nonperforming
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	2,226	2,569
Commercial real estate and Commercial and industrial
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	1,515,836	1,014,874
Commercial real estate and Commercial and industrial | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	1,486,580	975,175
Commercial real estate and Commercial and industrial | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	16,836	17,292
Commercial real estate and Commercial and industrial | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	10,947	20,569
Commercial real estate and Commercial and industrial | Doubtful
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	1,473	1,838
Commercial real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	725,483	604,646
Commercial real estate | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	712,839	591,419
Commercial real estate | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	8,920	8,325
Commercial real estate | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	2,890	4,042
Commercial real estate | Doubtful
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	834	860
Commercial and industrial
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	790,353	410,228
Commercial and industrial | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	773,741	383,756
Commercial and industrial | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	7,916	8,967
Commercial and industrial | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	8,057	16,527
Commercial and industrial | Doubtful
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	639	978
Consumer
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	5,476	896
Consumer | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	5,460	880
Consumer | Nonperforming
Financing Receivable, Credit Quality Indicator [Line Items]
Total loans	$ 16	$ 16