Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Assets:
Cash and cash equivalents	$ 64,073	$ 43,675
Investment securities available-for-sale, at fair value	689,269	734,318
Loans:
Loans	3,335,547	3,105,036
Allowance for credit losses	(30,865)	(29,831)
Total	3,304,682	3,075,205
Restricted stock, at cost	20,905	21,524
Bank premises and equipment, net	38,081	37,523
Right-of-use asset - operating leases	24,095	8,438
Bank-owned life insurance	109,320	107,831
Pension plan assets, net	19,161	19,097
Deferred income tax benefit	22,433	3,987
Other assets	18,565	17,191
Total assets	4,310,584	4,068,789
Deposits:
Checking	1,469,969	1,400,998
Savings, NOW and money market	1,750,367	1,685,410
Time	385,039	228,837
Total	3,605,375	3,315,245
Short-term borrowings	10,000	125,000
Long-term debt	279,435	186,322
Operating lease liability	25,668	11,259
Accrued expenses and other liabilities	13,650	17,151
Total liabilities	3,934,128	3,654,977
Stockholders' Equity:
Common stock, par value $0.10 per share: Authorized, 80,000,000 shares; Issued and outstanding, 22,840,516 and 23,240,596 shares	2,284	2,324
Surplus	84,703	93,480
Retained earnings	335,697	320,321
Total	422,684	416,125
Accumulated other comprehensive loss, net of tax	(46,228)	(2,313)
Total Stock Holders' Equity	376,456	413,812
Total Liabilities and Equity	4,310,584	4,068,789
Commercial And Industrial [Member]
Loans:
Loans	108,049	90,386
Allowance for credit losses	(1,041)	(888)
SBA Paycheck Protection Program [Member]
Loans:
Loans	4,427	30,534
Allowance for credit losses	(7)	(46)
Commercial Mortgages [Member]
Loans:
Loans	1,948,321	1,736,612
Consumer And Other [Member]
Loans:
Loans	1,214	991
Allowance for credit losses	(11)	(3)
Closed-end [Member] | Residential Mortgages [Member]
Loans:
Loans	1,228,607	1,202,374
Allowance for credit losses	(10,694)	(11,298)
Revolving Home Equity [Member] | Residential Mortgages [Member]
Loans:
Loans	44,929	44,139
Allowance for credit losses	$ (350)	$ (449)