CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
OPERATING ACTIVITIES
Net (loss) income attributable to Tompkins Financial Corporation	$ (5,498)	$ 65,482
Provision for credit loss expense	2,578	1,392
Depreciation and amortization of premises, equipment, and software	8,208	7,977
Amortization of intangible assets	250	655
Earnings from corporate owned life insurance	(1,167)	(357)
Net amortization on securities	2,692	4,512
Amortization/accretion related to purchase accounting	(508)	(712)
Net loss on securities transactions	70,019	179
Net gain on sale of loans originated for sale	(86)	(140)
Proceeds from sale of loans originated for sale	3,276	7,468
Loans originated for sale	(3,345)	(7,123)
Net gain on sale of bank premises and equipment	(79)	(92)
Net excess tax benefit from stock based compensation	(10)	42
Stock-based compensation expense	2,945	3,062
(Increase) decrease in accrued interest receivable	(1,670)	514
Increase (decrease) in accrued interest payable	972	(20)
Other, net	(8,505)	(516)
Net Cash Provided by Operating Activities	70,072	82,323
INVESTING ACTIVITIES
Proceeds from maturities, calls and principal paydowns of available-for-sale debt securities	111,097	179,305
Proceeds from sales of available-for-sale debt securities	440,488	24,621
Purchases of available-for-sale debt securities	(375,585)	(154,798)
Purchases of held-to-maturity securities	0	(28,320)
Net increase in loans	(168,400)	(132,051)
Proceeds from sale/redemptions of Federal Home Loan Bank stock	90,702	57,152
Purchases of Federal Home Loan Bank and other stock	(92,967)	(55,312)
Proceeds from sale of bank premises and equipment	123	188
Purchases of bank premises, equipment and software	(5,308)	(6,188)
Redemption of corporate owned life insurance	20	0
Other, net	463	(142)
Net Cash Provided by (Used in) Investing Activities	633	(115,545)
FINANCING ACTIVITIES
Net (decrease) increase in demand, money market, and savings deposits	(227,860)	185,353
Net increase (decrease) in time deposits	249,361	(39,691)
Net decrease in Federal funds purchased and securities sold under agreements to repurchase	(158)	(11,447)
Increase in other borrowings	145,100	235,600
Repayment of other borrowings	(139,600)	(258,600)
Cash dividends	(26,041)	(24,874)
Repurchase of common stock	(8,703)	(15,430)
Shares issued for employee stock ownership plan	0	2,951
Net shares issued related to restricted stock awards	(307)	(80)
Net proceeds from exercise of stock options	(118)	(55)
Net Cash (Used in) Provided by Financing Activities	(8,326)	73,727
Net Increase in Cash and Cash Equivalents	62,379	40,505
Cash and cash equivalents at beginning of period	77,837	63,107
Total Cash and Cash Equivalents at End of Period	140,216	103,612
Supplemental Information:
Cash paid during the year for - Interest	58,806	11,203
Cash paid during the year for - Taxes	9,907	17,540
Transfer of loans to other real estate owned	0	315
Right-of-use assets obtained in exchange for new lease liabilities	$ 428	$ 2,488