Interim Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Interim Financial Data

The following table details the quarterly results of operations for the years ended December 31, 2016 and 2015.

(unaudited, dollars and shares in thousands, except per share data)	Three Months Ended									Three Months Ended
	12/31/2016			9/30/2016		6/30/2016		3/31/2016		12/31/2015		9/30/2015		6/30/2015		3/31/2015
Interest income	$	121,849		$	119,713	$	110,243	$	95,329	$	94,960	$	105,671	$	99,964	$	98,594
Interest expense		11,932			11,910		10,903		9,686		9,038		8,567		7,867		7,601
Net interest income		109,917			107,803		99,340		85,643		85,922		97,104		92,097		90,993
Provision for loan losses		(1,756	)		1,306		1,319		91		484		167		2,271		1
Noninterest income		62,751			47,243		93,385		49,451		60,614		59,744		54,979		55,295
Noninterest expense		126,258			108,062		121,472		98,355		102,469		102,617		109,690		116,156
Income before income taxes		48,166			45,678		69,934		36,648		43,583		54,064		35,115		30,131
Income tax expense		14,710			10,969		30,812		9,671		11,598		16,395		8,959		9,225
Net income	$	33,456		$	34,709	$	39,122	$	26,977	$	31,985	$	37,669	$	26,156	$	20,906
Net income per share:
Basic	$	0.25		$	0.25	$	0.31	$	0.24	$	0.28	$	0.33	$	0.22	$	0.18
Diluted		0.25			0.25		0.31		0.24		0.27		0.33		0.22		0.18
Average shares:
Basic		134,670			134,492		127,508		113,998		114,103		114,590		115,732		118,540
Diluted		135,383			135,011		127,973		114,563		114,716		115,153		116,223		119,076