Loans (Loan Balances By Classification) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	$ 2,012,033	$ 1,620,898
Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	2,012,033	1,620,898
Originated Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	1,285,493	1,212,014
Originated Loan | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	50,168	37,901
Originated Loan | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	449,163	434,660
Originated Loan | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	499,331	472,561
Originated Loan | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	256,080	249,975
Originated Loan | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	263,129	254,169
Originated Loan | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	67,384	62,463
Originated Loan | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	196,306	169,913
Originated Loan | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	3,263	2,933
Acquired Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	726,540	408,884
Acquired Loans | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	11,220	1,051
Acquired Loans | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	293,369	121,475
Acquired Loans | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	304,589	122,526
Acquired Loans | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	71,013	30,056
Acquired Loans | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	302,639	225,274
Acquired Loans | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	36,607	18,232
Acquired Loans | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	11,692	12,796
Acquired Loans | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	$ 0	$ 0