Consolidated Statements of Cash Flows - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Operating Activities:
Net Income		$ 26,209	$ 17,701	$ 10,596
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan and lease losses		4,200	1,390	500
Depreciation		3,204	2,815	2,395
Amortization of intangibles		1,398	1,430	1,224
Net amortization of security premiums		782	755	517
Amortization of operating lease right of use assets		1,670	1,678
Amortization of finance lease right of use asset		180	150
Gain on sales of investment securities		(467)	(1,878)	(137)
Earnings on cash surrender value of life insurance		(301)	(331)	(286)
Mortgage loans originated for sale		(356,158)	(163,228)	(46,264)
Proceeds from sales of mortgage loans originated for sale		348,756	160,279	46,353
Gain on sale of mortgage loans		(9,682)	(3,771)	(751)
SBA loans originated for sale		(6,487)	(13,792)	(7,734)
Proceeds from sales of SBA loans originated for sale		6,929	14,622	8,296
Gain on sale of SBA loans		(442)	(831)	(561)
Loss on write-down/disposal of property, plant, and equipment		242	168	71
Loss (gain) on sale or write-down of foreclosed assets		333	(15)	4
Restricted stock compensation expense		414	346	267
Deferred income tax (benefit) expense		(1,367)	665	1,317
(Increase) decrease in accrued interest receivable		(5,007)	280	(398)
Increase in other assets		(1,971)	(8,193)	(1,779)
(Decrease) increase in accrued interest payable		(201)	(54)	528
Net change in operating lease liability		(1,714)	(1,782)
Increase (decrease) in other liabilities		3,549	(573)	(3,175)
Net Cash Provided By Operating Activities		14,069	7,831	10,983
Investing Activities:
Proceeds from the sale of available-for-sale securities		101,739	154,307	158,271
Proceeds from the maturity or call of available-for-sale securities		8,538	13,659	17,235
Purchases of available-for-sale securities		(78,542)	(20,406)	(24,830)
Proceeds from the maturity or call of held-to-maturity securities		107,583	23,160	14,493
Purchases of held-to-maturity securities		(100,029)	(58,848)	(75,375)
Net cash received from acquisitions				72,616
(Purchases) redemptions of restricted investment in bank stocks		(2,692)	1,744	72
Net increase in loans and leases		(623,153)	(139,430)	(132,097)
Proceeds from bank owned life insurance			140
Purchases of bank premises and equipment		(3,685)	(3,885)	(8,958)
Proceeds from sale of bank premises and equipment		65	1,268
Proceeds from sale of foreclosed assets		1,264	1,306	420
Net Cash (Used In) Provided By Investing Activities		(588,912)	(26,985)	21,847
Financing Activities:
Net increase (decrease) in deposits		562,186	186,368	(12,469)
Net increase (decrease) in short-term borrowings		125,617	(43,100)	(25,836)
Proceeds from long-term debt borrowings		70,000	13,500	30,000
Common stock dividends paid		(6,504)	(6,688)	(4,513)
Treasury stock purchased		(1,795)
Net change in finance lease liability		(83)	(46)
Long-term debt repayment		(27,705)	(32,184)	(198)
Subordinated debt redemption		(9,640)
Subordinated debt issuance		27,150
Net Cash Provided By (Used In) Financing Activities		739,537	118,119	(16,279)
Net increase in cash and cash equivalents		164,694	98,965	16,551
Cash and cash equivalents, beginning of year		139,030	40,065	23,514
Cash and cash equivalents, end of year		303,724	139,030	40,065
Supplemental Disclosures of Cash Flow Information:
Interest paid		19,928	25,218	11,103
Income taxes paid		7,740	3,770	1,425
Supplemental Noncash Disclosures:
Recognition of operating lease right-of-use assets		385	13,120
Recognition of operating lease liabilities		370	14,326
Recognition of finance lease right-of-use asset			3,597
Recognition of finance lease liability			3,597
Loan transfers to foreclosed assets held for sale		1,535	470	1,116
Debt securities transferred from held-to-maturity to available-for-sale			67,096
Dividends declared and not paid before year-end		421
First Priority and Scottdale [Member]
Supplemental Noncash Disclosures:
Common stock issued to First Priority and Scottdale shareholders				4,200
Assets Acquired:
Securities	[1]			177,016
Loans	[1]			582,392
Restricted stock	[1]			2,334
Property and equipment	[1]			2,643
Foreclosed assets	[1]			136
Deferred income taxes	[1]			4,190
Accrued interest receivable	[1]			3,282
Core deposit and other intangible assets	[1]			7,976
Cash surrender value of life insurance	[1]			3,363
Other assets	[1]			1,100
Assets acquired	[1]			784,432
Liabilities Assumed:
Deposits	[1]			714,927
Borrowings	[1]			49,939
Accrued interest payable	[1]			1,089
Other liabilities	[1]			6,309
Liabilities assumed	[1]			772,264
Equity Acquired:
Preferred stock	[1]			3,404
Employee [Member]
Financing Activities:
Proceeds from Stock Purchase Plan		155	134	119
Director [Member]
Financing Activities:
Proceeds from Stock Purchase Plan		$ 156	$ 135	124
Series D Preferred Stock [Member]
Financing Activities:
Preferred stock dividends paid				(102)
Preferred stock redemption				$ (3,404)

[1] This disclosure includes the impact of both the acquisition of The Scottdale Bank and Trust Company, effective January 8, 2018, and the acquisition of First Priority Financial Corp., effective July 31, 2018.  See Note 4, Acquisition of The Scottdale Bank and Trust Company, and Note 5, Acquisition of First Priority Financial Corp., to the consolidated financial statements for more information.