Trust Preferred Debentures (Tables)

9 Months Ended

Sep. 30, 2011

Trust Preferred Debentures [Abstract]

Schedule of Debt of VIE Where Entity is Not Primary Beneficiary

Description	Issuance Date	Trust Preferred Securities Outstanding	Interest Rate	Trust Preferred Debt Owed To Trust	Final Maturity date
CNBF Capital Trust I	June 1999	18,000	3-month LIBOR plus 2.75%	$18,720	August 2029
NBT Statutory Trust I	November 2005	5,000	3-month LIBOR plus 1.40%	5,155	December 2035
NBT Statutory Trust II	February 2006	50,000	3-month LIBOR plus 1.40%	51,547	March 2036