Loans (Loans By Risk Category) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	$ 1,978,208	$ 1,603,017
Loans, net of deferred fees and costs	1,996,296	1,620,898
Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	1,996,296	1,620,898
Pass Rated (Grades 1 - 4)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	1,068,395	852,370
Watch (Grade 5)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	46,272	29,822
Substandard (Grade 6)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	69,514	44,472
Doubtful (Grade 7)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	1,083	251
Not Rated
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	811,032	693,983
Total Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	1,996,296	1,620,898
Originated Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	1,220,965	1,212,014
Originated Loan [Member] | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	44,276	37,901
Originated Loan [Member] | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	429,541	434,660
Originated Loan [Member] | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	473,817	472,561
Loans, net of deferred fees and costs	473,817	472,561
Originated Loan [Member] | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	247,103	249,975
Originated Loan [Member] | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	256,551	254,169
Originated Loan [Member] | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	63,491	62,463
Originated Loan [Member] | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	176,857	169,913
Originated Loan [Member] | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	3,146	2,933
Originated Loan [Member] | Pass Rated (Grades 1 - 4)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	687,360	704,152
Originated Loan [Member] | Pass Rated (Grades 1 - 4) | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	44,011	37,637
Originated Loan [Member] | Pass Rated (Grades 1 - 4) | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	401,076	405,224
Originated Loan [Member] | Pass Rated (Grades 1 - 4) | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	445,087	442,861
Originated Loan [Member] | Pass Rated (Grades 1 - 4) | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	220,201	239,168
Originated Loan [Member] | Pass Rated (Grades 1 - 4) | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	21,241	21,296
Originated Loan [Member] | Pass Rated (Grades 1 - 4) | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	763	767
Originated Loan [Member] | Pass Rated (Grades 1 - 4) | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	68	60
Originated Loan [Member] | Pass Rated (Grades 1 - 4) | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Watch (Grade 5)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	22,056	21,634
Originated Loan [Member] | Watch (Grade 5) | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Watch (Grade 5) | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	12,014	12,316
Originated Loan [Member] | Watch (Grade 5) | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	12,014	12,316
Originated Loan [Member] | Watch (Grade 5) | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	8,961	8,122
Originated Loan [Member] | Watch (Grade 5) | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	1,081	1,195
Originated Loan [Member] | Watch (Grade 5) | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Watch (Grade 5) | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	1
Originated Loan [Member] | Watch (Grade 5) | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Substandard (Grade 6)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	47,404	32,378
Originated Loan [Member] | Substandard (Grade 6) | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Substandard (Grade 6) | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	16,451	17,120
Originated Loan [Member] | Substandard (Grade 6) | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	16,451	17,120
Originated Loan [Member] | Substandard (Grade 6) | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	17,096	2,684
Originated Loan [Member] | Substandard (Grade 6) | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	13,089	11,601
Originated Loan [Member] | Substandard (Grade 6) | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	762	965
Originated Loan [Member] | Substandard (Grade 6) | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	6	8
Originated Loan [Member] | Substandard (Grade 6) | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Doubtful (Grade 7)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	238	57
Originated Loan [Member] | Doubtful (Grade 7) | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Doubtful (Grade 7) | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Doubtful (Grade 7) | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Doubtful (Grade 7) | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	1	1
Originated Loan [Member] | Doubtful (Grade 7) | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	237	56
Originated Loan [Member] | Doubtful (Grade 7) | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Doubtful (Grade 7) | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Doubtful (Grade 7) | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Not Rated
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	463,907	453,793
Originated Loan [Member] | Not Rated | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	265	264
Originated Loan [Member] | Not Rated | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Originated Loan [Member] | Not Rated | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	265	264
Originated Loan [Member] | Not Rated | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	844	0
Originated Loan [Member] | Not Rated | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	220,903	220,021
Originated Loan [Member] | Not Rated | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	61,966	60,731
Originated Loan [Member] | Not Rated | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	176,783	169,844
Originated Loan [Member] | Not Rated | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	3,146	2,933
Originated Loan [Member] | Total Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	1,220,965	1,212,014
Acquired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	775,331	408,884
Acquired Loans [Member] | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	9,759	1,051
Acquired Loans [Member] | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	317,225	121,475
Acquired Loans [Member] | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total loans	326,984	122,526
Loans, net of deferred fees and costs	326,984	122,526
Acquired Loans [Member] | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	78,873	30,056
Acquired Loans [Member] | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	317,529	225,274
Acquired Loans [Member] | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	38,222	18,232
Acquired Loans [Member] | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	13,723	12,796
Acquired Loans [Member] | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Pass Rated (Grades 1 - 4)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	381,035	148,218
Acquired Loans [Member] | Pass Rated (Grades 1 - 4) | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	9,759	955
Acquired Loans [Member] | Pass Rated (Grades 1 - 4) | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	282,216	106,115
Acquired Loans [Member] | Pass Rated (Grades 1 - 4) | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	291,975	107,070
Acquired Loans [Member] | Pass Rated (Grades 1 - 4) | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	69,323	27,313
Acquired Loans [Member] | Pass Rated (Grades 1 - 4) | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	19,077	13,458
Acquired Loans [Member] | Pass Rated (Grades 1 - 4) | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	324	98
Acquired Loans [Member] | Pass Rated (Grades 1 - 4) | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	336	279
Acquired Loans [Member] | Pass Rated (Grades 1 - 4) | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Watch (Grade 5)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	24,216	8,188
Acquired Loans [Member] | Watch (Grade 5) | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Watch (Grade 5) | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	18,045	7,100
Acquired Loans [Member] | Watch (Grade 5) | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	18,045	7,100
Acquired Loans [Member] | Watch (Grade 5) | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	4,396	255
Acquired Loans [Member] | Watch (Grade 5) | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	1,775	833
Acquired Loans [Member] | Watch (Grade 5) | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Watch (Grade 5) | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Watch (Grade 5) | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Substandard (Grade 6)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	22,110	12,094
Acquired Loans [Member] | Substandard (Grade 6) | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Substandard (Grade 6) | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	16,461	8,260
Acquired Loans [Member] | Substandard (Grade 6) | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	16,461	8,260
Acquired Loans [Member] | Substandard (Grade 6) | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	4,812	2,294
Acquired Loans [Member] | Substandard (Grade 6) | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	836	1,540
Acquired Loans [Member] | Substandard (Grade 6) | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Substandard (Grade 6) | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	1	0
Acquired Loans [Member] | Substandard (Grade 6) | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Doubtful (Grade 7)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	845	194
Acquired Loans [Member] | Doubtful (Grade 7) | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Doubtful (Grade 7) | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	503	0
Acquired Loans [Member] | Doubtful (Grade 7) | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	503	0
Acquired Loans [Member] | Doubtful (Grade 7) | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	342	194
Acquired Loans [Member] | Doubtful (Grade 7) | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Doubtful (Grade 7) | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Doubtful (Grade 7) | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Doubtful (Grade 7) | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Not Rated
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	347,125	240,190
Acquired Loans [Member] | Not Rated | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	96
Acquired Loans [Member] | Not Rated | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Not Rated | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	96
Acquired Loans [Member] | Not Rated | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Not Rated | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	295,841	209,443
Acquired Loans [Member] | Not Rated | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	37,898	18,134
Acquired Loans [Member] | Not Rated | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	13,386	12,517
Acquired Loans [Member] | Not Rated | Deposit account overdrafts
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	0	0
Acquired Loans [Member] | Total Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, net of deferred fees and costs	$ 775,331	$ 408,884