Selected Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Summary of the Unaudited Quarterly Results of Operations

A summary of the unaudited quarterly results of operations for the years ended December 31, 2019 and 2018 is as follows:

	Quarter
	Fourth			Third			Second		First
	(Dollars in thousands, except per share data)
2019
Net interest income	$	73,939		$	72,287		$	68,792	$	66,903
Provision for loan losses		1,412			2,758			2,433		1,684
Securities transactions		(9	)		—			821		—
Noninterest income		35,524			35,627			34,077		32,001
Noninterest expense		66,296			62,191			56,608		56,206
Net income		35,507			33,368			34,167		31,837
Net income per common share:
Basic		1.09			1.02			1.04		0.98
Diluted		1.07			1.00			1.02		0.96
2018
Net interest income	$	66,888		$	65,673		$	64,880	$	63,035
Provision for loan losses		1,516			747			1,225		314
Securities transactions		10			(64	)		115		(14	)
Noninterest income		31,851			32,801			30,437		30,110
Noninterest expense		56,166			55,809			54,256		55,890
Net income		32,725			32,883			30,586		29,620
Net income per common share:
Basic		1.00			1.01			0.93		0.91
Diluted		0.98			0.98			0.91		0.89