Summary of Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Schedule of Quarterly Financial Information

Presented below is a summary of the unaudited consolidated quarterly financial data for the years ended December 31, 2016 and 2015.



	2016
(in thousands, except per share data)	Fourth Quarter		Third Quarter	Second Quarter	First Quarter
Interest income	$	264,534	256,554	252,393	249,323
Net interest income	233,530		226,007	221,449	218,193
Provision for loan losses	6,259		5,671	6,693	9,377
Income before income taxes	108,068		102,620	94,031	83,730
Income tax expense	39,519		37,375	33,574	31,199
Net income	68,549		65,245	60,457	52,531
Net income available to common shareholders	$	65,990	62,686	57,898	49,972
Net income per common share, basic	$	0.54	0.51	0.46	0.39
Net income per common share, diluted	0.54		0.51	0.46	0.39

	2015
	Fourth Quarter ⁽¹⁾		Third Quarter	Second Quarter	First Quarter
Interest income	$	242,814	238,093	233,654	231,401
Net interest income	212,620		207,790	203,644	203,263
Provision for loan losses	5,021		2,956	6,636	4,397
Income before income taxes	90,741		93,986	88,034	85,812
Income tax expense	32,342		36,058	32,242	31,849
Net income	58,398		57,928	55,792	53,963
Net income available to common shareholders	$	55,839	55,369	53,233	51,404
Net income per common share, basic	$	0.43	0.42	0.40	0.38
Net income per common share, diluted	0.43		0.42	0.40	0.38

⁽¹⁾The results for the three months ended December 31, 2015 include an out-of-period adjustment that increased the provision for loan losses by $12.9 million, resulting from the correction of an error that arose in 2012 which management identified during the fourth quarter of 2015. The correction increased the provision for loan losses by $13.3 million for the full year 2015.