Loans, Allowance for Loan Losses and Credit Quality (TDR's and Other Pertinent Information) (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Summary of Troubled Debt Restructurings and other pertinent information
TDRS ON ACCRUAL STATUS	$ 37,477	$ 38,382
TDRS ON NONACCRUAL	5,201	5,248
TOTAL TDR'S	42,678	43,630
AMOUNT OF SPECIFIC RESERVES INCLUDED IN THE ALLOWANCE FOR LOAN LOSSES ASSOCIATED WITH TDRS:	1,681	2,004
Additional Commitments To Lend To Borrower For Trouble Debt Restructuring	$ 1,366	$ 1,400