Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Interest and dividend income:
Interest and fees on loans	$ 49,804	$ 44,272
Interest and dividends on securities available for sale:
U. S. government sponsored enterprises	906	692
Mortgage-backed securities and collateralized mortgage obligations - residential	1,494	1,585
Corporate bonds	476	521
Small Business Administration-guaranteed participation securities	100	117
Other securities	3	2
Total interest and dividends on securities available for sale	2,979	2,917
Interest on held to maturity securities:
Mortgage-backed securities and collateralized mortgage obligations-residential	68	78
Total interest on held to maturity securities	68	78
Federal Home Loan Bank stock	152	110
Interest on federal funds sold and other short-term investments	6,750	6,555
Total interest income	59,753	53,932
Interest on deposits:
Interest-bearing checking	240	66
Savings accounts	712	530
Money market deposit accounts	2,342	814
Time deposits	19,677	5,272
Interest on short-term borrowings	204	285
Total interest expense	23,175	6,967
Net interest income	36,578	46,965
Provision for credit losses	600	300
Net interest income after provision for credit losses	35,978	46,665
Noninterest income:
Trustco financial services income	1,816	1,774
Fees for services to customers	2,745	2,648
Other	282	247
Total noninterest income	4,843	4,669
Noninterest expenses:
Salaries and employee benefits	11,427	13,283
Net occupancy expense	4,611	4,598
Equipment expense	1,738	1,962
Professional services	1,460	1,607
Outsourced services	2,501	2,296
Advertising expense	408	390
FDIC and other insurance	1,094	1,052
Other real estate expense, net	74	225
Other	1,590	2,266
Total noninterest expenses	24,903	27,679
Income before taxes	15,918	23,655
Income taxes	3,792	5,909
Net income	$ 12,126	$ 17,746
Net income per share:
Basic (in dollars per share)	$ 0.64	$ 0.93
Diluted (in dollars per share)	$ 0.64	$ 0.93