Summarized Quarterly Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2015

Summarized Quarterly Information (Unaudited) [Abstract]

Schedule of Quarterly Financial Information

	2016
(Dollars in thousands, except per share data)	First Quarter			Second Quarter			Third Quarter			Fourth Quarter
Total interest income	$	28,443		$	28,921		$	28,730		$	29,350
Total interest expense	2,676			2,613			2,607			2,683
Net interest income	25,767			26,308			26,123			26,667
Provision for loan losses	955			727			1,146			711
Net loss on asset disposals and other transactions	(31		)	(769		)	(224		)	(109		)
Net gain (loss) on investment securities	96			767			(1		)	68
Other income	13,054			12,367			13,538			12,111
Amortization of other intangible assets	1,008			1,007			1,008			1,007
System conversion expenses	—			90			423			746
Other expenses	25,274			25,408			25,411			25,529
Income tax expense	3,654			3,479			3,656			3,336
Net income	$	7,995		$	7,962		$	7,792		$	7,408
Earnings per common share - Basic	$	0.44		$	0.44		$	0.43		$	0.41
Earnings per common share - Diluted	$	0.44		$	0.44		$	0.43		$	0.41
Weighted-average common shares outstanding - Basic	18,071,746			17,980,797			17,993,443			18,009,056
Weighted-average common shares outstanding - Diluted	18,194,990			18,113,812			18,110,710			18,172,030

	2015 (a)
(Dollars in thousands, except per share data)	First Quarter			Second Quarter			Third Quarter			Fourth Quarter
Total interest income	$	24,159		$	27,566		$	28,178		$	28,430
Total interest expense	2,740			2,773			2,642			2,566
Net interest income	21,419			24,793			25,536			25,864
Provision for loan losses	350			672			5,837			7,238
Net loss on asset disposals and other transactions	(1,103		)	(136		)	(51		)	(498		)
Net gain on investment securities	600			11			62			56
Other income	11,508			11,926			11,906			12,101
Amortization of other intangible assets	673			1,144			1,127			1,133
Acquisition-related expenses	9,043			732			109			838
Other expenses	23,198			26,902			24,876			25,306
Income tax (benefit) expense	(151		)	2,231			1,370			425
Net (loss) income	$	(689	)	$	4,913		$	4,134		$	2,583
(Loss) earnings per common share - Basic	$	(0.04	)	$	0.27		$	0.23		$	0.14
(Loss) earnings per common share - Diluted	$	(0.04	)	$	0.27		$	0.22		$	0.14
Weighted-average common shares outstanding - Basic	15,802,334			18,116,090			18,127,131			18,142,997
Weighted-average common shares outstanding - Diluted	15,930,235			18,253,918			18,271,979			18,278,272