CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Unaudited) - USD ($)
$ in Thousands
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive (Loss) Income [Member]
Treasury Stock [Member]
Non-controlling Interest [Member]
Total
Balances at Beginning at Dec. 31, 2014 $ 1,493 $ 348,889 $ 165,160 $ (24,011) $ (3,400) $ 1,452 $ 489,583
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net income attributable to noncontrolling interests and Tompkins Financial Corporation     44,567     98 44,665
Other comprehensive income       1,983     1,983
Total Comprehensive Income             46,648
Cash dividends     (18,827)       (18,827)
Net exercise of stock options and related tax benefit 6 1,693         1,699
Common stock repurchased and returned to unissued status (6) (3,273)         (3,279)
Stock-based compensation expense   1,410         1,410
Shares issued for employee stock ownership plan 3 1,592         1,595
Directors deferred compensation plan   229     (229)   0
Common stock issued for purchase acquisition   50         50
Restricted stock activity (2) (193)         (195)
Adoption of ASU 2014-01 Accounting for Investments in Qualified Affordable Housing Projects     (725)       (725)
Balances at Ending at Sep. 30, 2015 1,494 350,397 190,175 (22,028) (3,629) 1,550 517,959
Balances at Beginning at Dec. 31, 2015 1,502 350,823 197,445 (31,001) (3,755) 1,452 516,466
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net income attributable to noncontrolling interests and Tompkins Financial Corporation     43,615     98 43,713
Other comprehensive income       14,341     14,341
Total Comprehensive Income             58,054
Cash dividends     (19,825)       (19,825)
Net exercise of stock options and related tax benefit 2 262         264
Common stock repurchased and returned to unissued status (2) (1,164)         (1,166)
Shares issued for dividend reinvestment plan 3 2,234         2,237
Stock-based compensation expense   1,715         1,715
Shares issued for employee stock ownership plan 3 1,935         1,938
Directors deferred compensation plan   157     (157)   0
Restricted stock activity (2) (199)         (201)
Stock issued for purchase acquisition 3 1,705         1,708
Balances at Ending at Sep. 30, 2016 $ 1,509 $ 357,468 $ 221,235 $ (16,660) $ (3,912) $ 1,550 $ 561,190