Consolidated Statements of Changes In Shareholders' Equity (Parenthetical) - shares	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Repurchased stock, Shares	12,129
Stock issued during period, shares, Employee Stock Purchase Plans	8,005	5,151	4,132
Stock issued during period shares, Restricted stock activity	14,771	10,637	9,647
Stock issued during period shares, Director Stock Purchase Plans	8,121	5,232	4,296
Scottdale Bank and Trust Company [Member]
Stock issued during period, shares			1,878,827
First Priority Financial Corp. [Member]
Stock issued during period, shares			2,320,800
Common Stock [Member]
Stock issued during period, shares, Employee Stock Purchase Plans	8,005	5,151	4,132