Summary of Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2018

Quarterly Financial Information Disclosure [Abstract]

Summary of Quarterly Financial Information (Unaudited)

(Dollars in thousands, except per share data)
	As of and for the Quarter Ended
2018	December 31		September 30			June 30			March 31
Net interest income	$	110,283	$	110,678		$	101,409		$	91,584
Provision for loan losses	9,681		5,238			4,831			4,263
Net interest income after provision for loan losses	100,602		105,440			96,578			87,321
Noninterest income	27,045		29,765			27,634			24,716
Noninterest expense	88,821		92,539			88,882			83,646
Income taxes	6,685		8,956			7,451			5,123
Net income	32,141		33,710			27,879			23,268
Preferred dividends	—		(13		)	(13		)	(13		)
Net income available to common stockholders	$	32,141	$	33,697		$	27,866		$	23,255
Per share:
Earnings per share-basic	$	0.93	$	0.98		$	0.85		$	0.76
Earnings per share-diluted	0.93		0.97			0.85			0.76
Cash dividends declared on common stock	0.19		0.14			0.13			0.13
Book value per common share	38.44		37.14			36.44			33.81
Weighted average common shares outstanding	34,474,336		34,452,377			32,620,775			30,441,776
Weighted average diluted common shares outstanding	34,670,180		34,644,187			32,830,751			30,645,212

(Dollars in thousands, except per share data)
	As of and for the Quarter Ended
2017	December 31			September 30			June 30			March 31
Net interest income	$	92,856		$	89,844		$	74,580		$	73,028
Provision for loan losses	5,328			5,705			889			3,641
Net interest income after provision for loan losses	87,528			84,139			73,691			69,387
Noninterest income	25,528			24,977			25,624			25,893
Noninterest expense	77,878			78,759			69,298			71,740
Income taxes	21,506			8,725			8,059			5,530
Net income	13,672			21,632			21,958			18,010
Preferred dividends	(13		)	(13		)	(13		)	(19		)
Interest expense on convertible preferred debt	—			3			4			5
Net income available to common stockholders	$	13,659		$	21,622		$	21,949		$	17,996
Per share:
Earnings per share-basic	$	0.46		$	0.73		$	0.82		$	0.68
Earnings per share-diluted	0.45			0.72			0.81			0.68
Cash dividends declared on common stock	0.18			0.11			0.11			0.11
Book value per common share	33.07			32.75			30.15			29.26
Weighted average common shares outstanding	29,948,536			29,647,534			26,686,845			26,334,788
Weighted average diluted common shares outstanding	30,209,043			29,910,437			26,972,580			26,627,830