Segment Information (Tables)

6 Months Ended

Jun. 30, 2015

Segment Reporting [Abstract]

Schedule of Financial Information Concerning Segments

Selected business segment financial information is shown in the following table for the three and six months ended June 30:

(dollars in thousands)	Banking			Insurance		Other			Total
Three months ended June 30, 2015
Net interest income	$	94,214		$	3	$	(2,120	)	$	92,097
Noninterest income		44,300			10,197		482			54,979
Noncash items:
Depreciation and software amortization		4,126			34		158			4,318
Provision for loan losses		2,271			—		—			2,271
Amortization of intangibles		2,491			486		—			2,977
Income tax expense (benefit)		10,406			213		(1,660	)		8,959
Segment profit		28,849			318		(3,011	)		26,156
Segment assets		11,927,618			60,773		87,429			12,075,820
Three months ended June 30, 2014
Net interest income	$	84,737		$	3	$	(258	)	$	84,482
Noninterest income		29,428			9,788		437			39,653
Noncash items:
Depreciation and software amortization		3,351			35		135			3,521
Provision for loan losses		(400	)		—		—			(400	)
Amortization of intangibles		1,590			413		—			2,003
Income tax expense (benefit)		6,962			165		531			7,658
Segment profit		22,322			240		(3,789	)		18,773
Segment assets		10,253,413			62,800		71,720			10,387,933
Six months ended June 30, 2015
Net interest income	$	187,292		$	5	$	(4,207	)	$	183,090
Noninterest income		87,139			22,184		951			110,274
Noncash items:
Depreciation and software amortization		8,782			68		316			9,166
Provision for loan losses		2,272			—		—			2,272
Amortization of intangibles		5,096			962		—			6,058
Income tax expense (benefit)		19,703			828		(2,347	)		18,184
Segment profit		53,632			1,282		(7,852	)		47,062
Segment assets		11,927,618			60,773		87,429			12,075,820
Six months ended June 30, 2014
Net interest income	$	168,291		$	6	$	(337	)	$	167,960
Noninterest income		57,688			21,764		764			80,216
Noncash items:
Depreciation and software amortization		6,587			70		256			6,913
Provision for loan losses		(363	)		—		—			(363	)
Amortization of intangibles		3,020			820		—			3,840
Income tax expense (benefit)		18,186			968		(2,254	)		16,900
Segment profit		45,823			2,113		(2,653	)		45,283
Segment assets		10,253,413			62,800		71,720			10,387,933