Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Interest and dividend income:
Interest and fees on loans		$ 39,488	$ 41,330	$ 119,513	$ 125,058
Interest and dividends on securities available for sale:
U. S. government sponsored enterprises		91	14	238	541
State and political subdivisions		1	1	2	4
Mortgage-backed securities and collateralized mortgage obligations		1,038	1,319	3,442	4,959
Corporate bonds		220	646	859	1,372
Small Business Administration-guaranteed participation securities		181	216	580	690
Other securities		5	5	16	16
Total interest and dividends on securities available for sale		1,536	2,201	5,137	7,582
Interest on held to maturity securities:
Mortgage-backed securities and collateralized mortgage obligations-residential		104	138	338	475
Total interest on held to maturity securities		104	138	338	475
Federal Reserve Bank and Federal Home Loan Bank stock		64	77	198	351
Interest on federal funds sold and other short-term investments		470	242	1,026	1,702
Total interest income		41,662	43,988	126,212	135,168
Interest on deposits:
Interest-bearing checking		38	55	136	97
Savings accounts		154	161	475	560
Money market deposit accounts		202	637	721	2,595
Time deposits		1,149	4,749	4,076	16,739
Interest on short-term borrowings		232	221	688	778
Total interest expense		1,775	5,823	6,096	20,769
Net interest income		39,887	38,165	120,116	114,399
(Credit) Provision for loan losses		(2,800)	1,000	(2,450)	5,000
Net interest income after provision for loan losses		42,687	37,165	122,566	109,399
Noninterest income:
Trustco financial services income		1,558	1,784	5,592	4,752
Fees for services to customers		2,531	2,292	7,221	6,414
Net gain on securities transactions	[1]	0	0	0	1,155
Other		206	265	598	780
Total noninterest income		4,295	4,341	13,411	13,101
Noninterest expenses:
Salaries and employee benefits		11,909	10,899	36,737	33,920
Net occupancy expense		4,259	4,277	13,173	12,968
Equipment expense		1,628	1,607	4,859	5,015
Professional services		1,483	1,311	4,529	3,974
Outsourced services		2,015	1,875	6,434	5,825
Advertising expense		310	305	1,213	1,394
FDIC and other insurance		746	660	2,230	1,563
Other real estate expense (income), net		32	(115)	211	47
Other		2,315	1,855	6,086	6,168
Total noninterest expenses		24,697	22,674	75,472	70,874
Income before taxes		22,285	18,832	60,505	51,626
Income taxes		5,523	4,761	15,227	12,988
Net income		$ 16,762	$ 14,071	$ 45,278	$ 38,638
Net income per share:
Basic (in dollars per share)	[2],[3]	$ 0.871	$ 0.730	$ 2.349	$ 2.002
Diluted (in dollars per share)	[2],[3]	$ 0.871	$ 0.730	$ 2.349	$ 2.001

[1] Not within the scope of ASC 606.

[2] All periods presented have been adjusted for the 1 for 5 reverse stock split which occurred on May 28, 2021.

[3] Share and per share amounts have been adjusted for all periods presented for the 1 for 5 reverse stock split which occurred on May 28, 2021.