Unaudited Quarterly Financial Data (Condensed)

12 Months Ended

Dec. 31, 2018

Quarterly Financial Information Disclosure [Abstract]

Unaudited Quarterly Financial Data (Condensed)

Unaudited Quarterly Financial Data (Condensed)

Summarized unaudited quarterly financial data is as follows:

	Quarters ended 2018
(Dollars in thousands, except per share data)	March 31		June 30	September 30	December 31
Interest income	$	103,066	117,715	122,905	125,310
Interest expense	7,774		9,161	9,160	9,436
Net interest income	95,292		108,554	113,745	115,874
Provision for loan losses	795		4,718	3,194	1,246
Net interest income after provision for loan losses	94,497		103,836	110,551	114,628
Non-interest income	26,086		31,828	32,416	28,494
Non-interest expense	73,627		81,795	82,829	81,876
Income before income taxes	46,956		53,869	60,138	61,246
Federal and state income tax expense	8,397		9,485	10,802	11,647
Net income	$	38,559	44,384	49,336	49,599
Basic earnings per share	$	0.48	0.53	0.58	0.59
Diluted earnings per share	$	0.48	0.52	0.58	0.59

	Quarters ended 2017
(Dollars in thousands, except per share data)	March 31		June 30	September 30	December 31
Interest income	$	87,628	94,032	96,464	96,898
Interest expense	7,366		7,774	7,652	7,072
Net interest income	80,262		86,258	88,812	89,826
Provision for loan losses	1,598		3,013	3,327	2,886
Net interest income after provision for loan losses	78,664		83,245	85,485	86,940
Non-interest income	25,689		27,656	31,185	27,709
Non-interest expense	63,344		65,309	68,552	68,366
Income before income taxes	41,009		45,592	48,118	46,283
Federal and state income tax expense	9,754		11,905	11,639	31,327
Net income	$	31,255	33,687	36,479	14,956
Basic earnings per share	$	0.41	0.43	0.47	0.19
Diluted earnings per share	$	0.41	0.43	0.47	0.19