Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Interest and dividend income:
Interest and fees on loans		$ 41,330	$ 41,923	$ 125,058	$ 124,608
Interest and dividends on securities available for sale:
U. S. government sponsored enterprises		14	996	541	2,600
State and political subdivisions		1	2	4	6
Mortgage-backed securities and collateralized mortgage obligations - residential		1,319	2,178	4,959	5,885
Corporate bonds		646	321	1,372	801
Small Business Administration-guaranteed participation securities		216	282	690	868
Other securities		5	6	16	16
Total interest and dividends on securities available for sale		2,201	3,785	7,582	10,176
Interest on held to maturity securities:
Mortgage-backed securities and collateralized mortgage obligations-residential		138	187	475	613
Total interest on held to maturity securities		138	187	475	613
Federal Reserve Bank and Federal Home Loan Bank stock		77	81	351	365
Interest on federal funds sold and other short-term investments		242	2,552	1,702	8,843
Total interest income		43,988	48,528	135,168	144,605
Interest on deposits:
Interest-bearing checking		55	52	97	267
Savings accounts		161	323	560	1,067
Money market deposit accounts		637	1,177	2,595	3,122
Time deposits		4,749	7,974	16,739	21,462
Interest on short-term borrowings		221	359	778	1,121
Total interest expense		5,823	9,885	20,769	27,039
Net interest income		38,165	38,643	114,399	117,566
Provision (credit) for loan losses		1,000	0	5,000	(41)
Net interest income after provision for loan losses		37,165	38,643	109,399	117,607
Noninterest income:
Trustco financial services income		1,784	1,517	4,752	4,933
Fees for services to customers		2,292	2,602	6,414	7,733
Net gain on securities transactions	[1]	0	0	1,155	0
Other		265	806	780	1,810
Total noninterest income		4,341	4,925	13,101	14,476
Noninterest expenses:
Salaries and employee benefits		10,899	11,725	33,920	34,887
Net occupancy expense		4,277	4,094	12,968	12,267
Equipment expense		1,607	1,689	5,015	5,300
Professional services		1,311	1,507	3,974	4,725
Outsourced services		1,875	1,875	5,825	5,675
Advertising expense		305	494	1,394	2,057
FDIC and other insurance		660	282	1,563	1,528
Other real estate (income) expense, net		(115)	33	47	219
Other		1,855	2,371	6,168	7,181
Total noninterest expenses		22,674	24,070	70,874	73,839
Income before taxes		18,832	19,498	51,626	58,244
Income taxes		4,761	4,790	12,988	14,311
Net income		$ 14,071	$ 14,708	$ 38,638	$ 43,933
Net income per share:
Basic (in dollars per share)		$ 0.146	$ 0.152	$ 0.400	$ 0.454
Diluted (in dollars per share)		$ 0.146	$ 0.152	$ 0.400	$ 0.453

[1] Not within the scope of ASC 606.