Loans, Allowance for Loan Losses and Credit Quality (Post-Modification balance of TDRs Listed by Type of Modifications) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Dec. 31, 2015
Post modification balance of Troubled Debt Restructuring
EXTENDED MATURITY	$ 1,189	$ 1,005	$ 2,382	$ 1,648
Financing Receivable Modifications Post Modification Recorded Investment Adjusted Interest Rate	92	0	92	0
COMBINATION RATE & MATURITY	22	2,410	260	2,523
COURT ORDERED CONCESSION	866	0	866	30
TOTAL	$ 2,169	$ 3,415	$ 3,600	$ 4,201