Trust Preferred Debentures (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Tompkins Capital Trust I [Member]  
Issuance date Apr. 10, 2009
Par amount $ 20,500
Interest rate 7.00%
Maturity date Apr. 10, 2039
Capital Contribution to Trust 636
Trust preferred securities liquidation amount, per security 1
Conversion price (per share) $ 41.35
Sleepy Hollow Capital Trust I [Member]  
Issuance date Aug. 30, 2003
Par amount 4,000
Interest rate, basis spread 3.05%
Interest rate, variable rate 3-month LIBOR
Maturity date Aug. 30, 2033
Common equity securities issued to the Company 100
Leesport Capital Trust II [Member]  
Issuance date Sep. 26, 2002
Par amount 10,000
Interest rate, basis spread 3.45%
Interest rate, variable rate 3-month LIBOR
Maturity date Sep. 26, 2032
Madison Statutory Trust I [Member]  
Issuance date Jun. 26, 2003
Par amount $ 5,000
Interest rate, basis spread 3.10%
Interest rate, variable rate 3-month Libor
Maturity date Jun. 26, 2033