Loans, Allowance for Loan Losses and Credit Quality (Modifications which occurred during the period & change in recorded investment) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2014 contract		Jun. 30, 2013 contract		Jun. 30, 2014 contract	Jun. 30, 2013 contract
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts	7		7		27	20
TROUBLED DEBT RESTRUCTURINGS:
Financing Receivable, Modifications, Pre-Modification Recorded Investment	$ 1,036		$ 1,737		$ 4,046	$ 3,732
Financing Receivable, Modifications, Post-Modification Recorded Investment	1,036	[1]	1,737	[1]	4,017	3,758
Commercial and Industrial [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts	3		2		12	2
TROUBLED DEBT RESTRUCTURINGS:
Financing Receivable, Modifications, Pre-Modification Recorded Investment	399		282		824	282
Financing Receivable, Modifications, Post-Modification Recorded Investment	399	[1]	282	[1]	824	282
Commercial Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts	0		1		6	2
TROUBLED DEBT RESTRUCTURINGS:
Financing Receivable, Modifications, Pre-Modification Recorded Investment	0		664		1,882	1,063
Financing Receivable, Modifications, Post-Modification Recorded Investment	0	[1]	664	[1]	1,882	1,063
Small Business [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts	1		1		2	5
TROUBLED DEBT RESTRUCTURINGS:
Financing Receivable, Modifications, Pre-Modification Recorded Investment	117		18		174	282
Financing Receivable, Modifications, Post-Modification Recorded Investment	117	[1]	18	[1]	174	282
Residential Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts	0		2		2	6
TROUBLED DEBT RESTRUCTURINGS:
Financing Receivable, Modifications, Pre-Modification Recorded Investment	0		744		542	1,900
Financing Receivable, Modifications, Post-Modification Recorded Investment	0	[1]	744	[1]	513	1,926
Consumer - Home Equity [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts	3		1		4	3
TROUBLED DEBT RESTRUCTURINGS:
Financing Receivable, Modifications, Pre-Modification Recorded Investment	520		29		616	194
Financing Receivable, Modifications, Post-Modification Recorded Investment	520	[1]	29	[1]	616	194
Consumer - Other [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Number of Contracts	0		0		1	2
TROUBLED DEBT RESTRUCTURINGS:
Financing Receivable, Modifications, Pre-Modification Recorded Investment	0		0		8	11
Financing Receivable, Modifications, Post-Modification Recorded Investment	$ 0	[1]	$ 0	[1]	$ 8	$ 11

[1] The post-modification balances represent the balance of the loan on the date of modifications. These amounts may show an increase when modifications include a capitalization of interest.