Loans Loans By Risk Category (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Loans
Total Loans	$ 2,055,661	$ 1,603,017
Balance	2,072,440	1,620,898
Loan Type
Loans
Balance	2,072,440	1,620,898
Pass Rated | Loan Type
Loans
Balance	1,099,592	852,370
Watch | Loan Type
Loans
Balance	61,832	29,822
Substandard | Loan Type
Loans
Balance	59,857	44,472
Doubtful | Loan Type
Loans
Balance	458	251
Not Rated | Loan Type
Loans
Balance	850,701	693,983
Originated Loan | Loan Type
Loans
Balance	1,414,639	1,212,014
Originated Loan | Commercial real estate, construction
Loans
Balance	63,785	37,901
Originated Loan | Commercial real estate, other
Loans
Balance	471,184	434,660
Originated Loan | Commercial real estate
Loans
Balance	534,969	472,561
Originated Loan | Commercial and industrial
Loans
Balance	288,130	249,975
Originated Loan | Residential real estate
Loans
Balance	288,783	254,169
Originated Loan | Home equity lines of credit
Loans
Balance	74,176	62,463
Originated Loan | Consumer
Loans
Balance	227,133	169,913
Originated Loan | Deposit account overdrafts
Loans
Balance	1,448	2,933
Originated Loan | Pass Rated | Loan Type
Loans
Balance	779,172	704,152
Originated Loan | Pass Rated | Commercial real estate, construction
Loans
Balance	62,225	37,637
Originated Loan | Pass Rated | Commercial real estate, other
Loans
Balance	434,868	405,224
Originated Loan | Pass Rated | Commercial real estate
Loans
Balance	497,093	442,861
Originated Loan | Pass Rated | Commercial and industrial
Loans
Balance	259,183	239,168
Originated Loan | Pass Rated | Residential real estate
Loans
Balance	21,903	21,296
Originated Loan | Pass Rated | Home equity lines of credit
Loans
Balance	785	767
Originated Loan | Pass Rated | Consumer
Loans
Balance	208	60
Originated Loan | Pass Rated | Deposit account overdrafts
Loans
Balance	0	0
Originated Loan | Watch | Loan Type
Loans
Balance	43,479	21,634
Originated Loan | Watch | Commercial real estate, construction
Loans
Balance	0	0
Originated Loan | Watch | Commercial real estate, other
Loans
Balance	18,710	12,316
Originated Loan | Watch | Commercial real estate
Loans
Balance	18,710	12,316
Originated Loan | Watch | Commercial and industrial
Loans
Balance	23,601	8,122
Originated Loan | Watch | Residential real estate
Loans
Balance	1,168	1,195
Originated Loan | Watch | Home equity lines of credit
Loans
Balance	0	0
Originated Loan | Watch | Consumer
Loans
Balance	0	1
Originated Loan | Watch | Deposit account overdrafts
Loans
Balance	0	0
Originated Loan | Substandard | Loan Type
Loans
Balance	36,312	32,378
Originated Loan | Substandard | Commercial real estate, construction
Loans
Balance	913	0
Originated Loan | Substandard | Commercial real estate, other
Loans
Balance	17,595	17,120
Originated Loan | Substandard | Commercial real estate
Loans
Balance	18,508	17,120
Originated Loan | Substandard | Commercial and industrial
Loans
Balance	5,344	2,684
Originated Loan | Substandard | Residential real estate
Loans
Balance	12,282	11,601
Originated Loan | Substandard | Home equity lines of credit
Loans
Balance	175	965
Originated Loan | Substandard | Consumer
Loans
Balance	3	8
Originated Loan | Substandard | Deposit account overdrafts
Loans
Balance	0	0
Originated Loan | Doubtful | Loan Type
Loans
Balance	187	57
Originated Loan | Doubtful | Commercial real estate, construction
Loans
Balance	0	0
Originated Loan | Doubtful | Commercial real estate, other
Loans
Balance	0	0
Originated Loan | Doubtful | Commercial real estate
Loans
Balance	0	0
Originated Loan | Doubtful | Commercial and industrial
Loans
Balance	0	1
Originated Loan | Doubtful | Residential real estate
Loans
Balance	187	56
Originated Loan | Doubtful | Home equity lines of credit
Loans
Balance	0	0
Originated Loan | Doubtful | Consumer
Loans
Balance	0	0
Originated Loan | Doubtful | Deposit account overdrafts
Loans
Balance	0	0
Originated Loan | Not Rated | Loan Type
Loans
Balance	555,489	453,793
Originated Loan | Not Rated | Commercial real estate, construction
Loans
Balance	647	264
Originated Loan | Not Rated | Commercial real estate, other
Loans
Balance	11	0
Originated Loan | Not Rated | Commercial real estate
Loans
Balance	658	264
Originated Loan | Not Rated | Commercial and industrial
Loans
Balance	2	0
Originated Loan | Not Rated | Residential real estate
Loans
Balance	253,243	220,021
Originated Loan | Not Rated | Home equity lines of credit
Loans
Balance	73,216	60,731
Originated Loan | Not Rated | Consumer
Loans
Balance	226,922	169,844
Originated Loan | Not Rated | Deposit account overdrafts
Loans
Balance	1,448	2,933
Acquired Loans | Loan Type
Loans
Balance	657,801	408,884
Acquired Loans | Commercial real estate, construction
Loans
Balance	12,114	1,051
Acquired Loans | Commercial real estate, other
Loans
Balance	265,092	121,475
Acquired Loans | Commercial real estate
Loans
Balance	277,206	122,526
Acquired Loans | Commercial and industrial
Loans
Balance	63,589	30,056
Acquired Loans | Residential real estate
Loans
Balance	276,772	225,274
Acquired Loans | Home equity lines of credit
Loans
Balance	32,253	18,232
Acquired Loans | Consumer
Loans
Balance	7,981	12,796
Acquired Loans | Deposit account overdrafts
Loans
Balance	0	0
Acquired Loans | Pass Rated | Loan Type
Loans
Balance	320,420	148,218
Acquired Loans | Pass Rated | Commercial real estate, construction
Loans
Balance	12,114	955
Acquired Loans | Pass Rated | Commercial real estate, other
Loans
Balance	233,630	106,115
Acquired Loans | Pass Rated | Commercial real estate
Loans
Balance	245,744	107,070
Acquired Loans | Pass Rated | Commercial and industrial
Loans
Balance	56,077	27,313
Acquired Loans | Pass Rated | Residential real estate
Loans
Balance	18,027	13,458
Acquired Loans | Pass Rated | Home equity lines of credit
Loans
Balance	316	98
Acquired Loans | Pass Rated | Consumer
Loans
Balance	256	279
Acquired Loans | Pass Rated | Deposit account overdrafts
Loans
Balance	0	0
Acquired Loans | Watch | Loan Type
Loans
Balance	18,353	8,188
Acquired Loans | Watch | Commercial real estate, construction
Loans
Balance	0	0
Acquired Loans | Watch | Commercial real estate, other
Loans
Balance	13,866	7,100
Acquired Loans | Watch | Commercial real estate
Loans
Balance	13,866	7,100
Acquired Loans | Watch | Commercial and industrial
Loans
Balance	3,078	255
Acquired Loans | Watch | Residential real estate
Loans
Balance	1,409	833
Acquired Loans | Watch | Home equity lines of credit
Loans
Balance	0	0
Acquired Loans | Watch | Consumer
Loans
Balance	0	0
Acquired Loans | Watch | Deposit account overdrafts
Loans
Balance	0	0
Acquired Loans | Substandard | Loan Type
Loans
Balance	23,545	12,094
Acquired Loans | Substandard | Commercial real estate, construction
Loans
Balance	0	0
Acquired Loans | Substandard | Commercial real estate, other
Loans
Balance	17,521	8,260
Acquired Loans | Substandard | Commercial real estate
Loans
Balance	17,521	8,260
Acquired Loans | Substandard | Commercial and industrial
Loans
Balance	4,238	2,294
Acquired Loans | Substandard | Residential real estate
Loans
Balance	1,786	1,540
Acquired Loans | Substandard | Home equity lines of credit
Loans
Balance	0	0
Acquired Loans | Substandard | Consumer
Loans
Balance	0	0
Acquired Loans | Substandard | Deposit account overdrafts
Loans
Balance	0	0
Acquired Loans | Doubtful | Loan Type
Loans
Balance	271	194
Acquired Loans | Doubtful | Commercial real estate, construction
Loans
Balance	0	0
Acquired Loans | Doubtful | Commercial real estate, other
Loans
Balance	75	0
Acquired Loans | Doubtful | Commercial real estate
Loans
Balance	75	0
Acquired Loans | Doubtful | Commercial and industrial
Loans
Balance	196	194
Acquired Loans | Doubtful | Residential real estate
Loans
Balance	0	0
Acquired Loans | Doubtful | Home equity lines of credit
Loans
Balance	0	0
Acquired Loans | Doubtful | Consumer
Loans
Balance	0	0
Acquired Loans | Doubtful | Deposit account overdrafts
Loans
Balance	0	0
Acquired Loans | Not Rated | Loan Type
Loans
Balance	295,212	240,190
Acquired Loans | Not Rated | Commercial real estate, construction
Loans
Balance	0	96
Acquired Loans | Not Rated | Commercial real estate, other
Loans
Balance	0	0
Acquired Loans | Not Rated | Commercial real estate
Loans
Balance	0	96
Acquired Loans | Not Rated | Commercial and industrial
Loans
Balance	0	0
Acquired Loans | Not Rated | Residential real estate
Loans
Balance	255,550	209,443
Acquired Loans | Not Rated | Home equity lines of credit
Loans
Balance	31,937	18,134
Acquired Loans | Not Rated | Consumer
Loans
Balance	7,725	12,517
Acquired Loans | Not Rated | Deposit account overdrafts
Loans
Balance	$ 0	$ 0