CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
INTEREST AND DIVIDEND INCOME
Loans	$ 214,684	$ 227,313	$ 226,723
Due from banks	343	194	41
Available-for-sale debt securities	23,440	25,450	28,460
Held-to-maturity securities	2,075	0	3,151
Federal Home Loan Bank stock and Federal Reserve Bank stock	776	1,373	3,003
Total Interest and Dividend Income	241,318	254,330	261,378
INTEREST EXPENSE
Time certificates of deposits of $250,000 or more	2,202	3,175	3,095
Other deposits	8,645	16,789	27,809
Federal funds purchased and securities sold under agreements to repurchase	64	95	143
Trust preferred debentures	2,233	1,133	1,276
Other borrowings	4,382	7,799	18,427
Total Interest Expense	17,526	28,991	50,750
Net interest income	223,792	225,339	210,628
Less: (Credit) provision for Credit Loss Expense	(2,219)	17,213	1,366
Net Interest Income After Provision for Credit Loss Expense	226,011	208,126	209,262
NONINTEREST INCOME
Insurance commissions and fees	34,836	31,505	31,091
Investment services income	19,388	17,520	16,434
Service charges on deposit accounts	6,347	6,312	8,321
Card services income	10,826	9,263	10,526
Other income	7,203	8,817	8,416
Net gain on securities transactions	249	443	645
Total Noninterest Income	78,849	73,860	75,433
NONINTEREST EXPENSES
Salaries and wages	96,038	92,519	89,399
Other employee benefits	24,172	24,812	23,488
Net occupancy expense of premises	13,179	12,930	13,210
Furniture and fixture expense	8,328	7,846	7,815
Amortization of intangible assets	1,317	1,484	1,673
Other operating expenses	47,253	44,729	46,249
Total Noninterest Expenses	190,287	184,320	181,834
Income Before Income Tax Expense	114,573	97,666	102,861
Income Tax Expense	25,182	19,924	21,016
Net Income Attributable to Noncontrolling Interests and Tompkins Financial Corporation	89,391	77,742	81,845
Less: Net income attributable to noncontrolling interests	127	154	127
Net Income Attributable to Tompkins Financial Corporation	$ 89,264	$ 77,588	$ 81,718
Basic Earnings Per Share (in dollars per share)	$ 6.08	$ 5.22	$ 5.39
Diluted Earnings Per Share (in dollars per share)	$ 6.05	$ 5.20	$ 5.37