Loans, Allowance for Loan Losses and Credit Quality (Details 4) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013		Dec. 31, 2012
Summary of Nonaccrual Loans
TOTAL NONACCRUAL LOANS	$ 36,495	[1]	$ 28,714	[1]
Commercial and Industrial [Member]
Summary of Nonaccrual Loans
TOTAL NONACCRUAL LOANS	3,009		2,666
Commercial Real Estate [Member]
Summary of Nonaccrual Loans
TOTAL NONACCRUAL LOANS	8,526		6,574
Commercial Construction [Member]
Summary of Nonaccrual Loans
TOTAL NONACCRUAL LOANS	1,608
Small Business [Member]
Summary of Nonaccrual Loans
TOTAL NONACCRUAL LOANS	698		570
Residential Real Estate [Member]
Summary of Nonaccrual Loans
TOTAL NONACCRUAL LOANS	12,496		11,472
Consumer Home Equity [Member]
Summary of Nonaccrual Loans
TOTAL NONACCRUAL LOANS	10,024		7,311
Consumer - Other [Member]
Summary of Nonaccrual Loans
TOTAL NONACCRUAL LOANS	$ 134		$ 121

[1] (2)Included in these amounts were $9.8 million and $6.6 million of nonaccruing TDRs at June 30, 2013 and December 31, 2012, respectively.