Mergers and Acquisitions (Tables)

12 Months Ended

Dec. 31, 2015

Business Combinations [Abstract]

Consideration transferred, identifiable net assets acquired and resulting bargain purchase gain or goodwill

The following table discloses the calculation of the fair value of the consideration transferred, the total identifiable net assets acquired and the resulting goodwill or bargain purchase gain arising from the Cañon, CB and FNBR acquisitions:

	Cañon		CB	FNBR
(Dollars in thousands)	October 31, 2015		February 28, 2015	August 31, 2014
Fair value of consideration transferred
Fair value of Company shares issued, net of equity issuance costs	$	15,163	10,776	15,127
Cash consideration for outstanding shares	16,145		12,219	16,690
Contingent consideration	—		—	—
Total fair value of consideration transferred	31,308		22,995	31,817
Recognized amounts of identifiable assets acquired and liabilities assumed
Identifiable assets acquired
Cash and cash equivalents	17,860		31,931	14,578
Investment securities	68,486		42,350	157,018
Loans receivable	159,759		84,689	137,488
Core deposit intangible	4,532		2,087	4,199
Accrued income and other assets	9,689		13,580	35,884
Total identifiable assets acquired	260,326		174,637	349,167
Liabilities assumed
Deposits	237,326		146,820	309,641
FHLB advances and repurchase agreements	—		3,292	—
Accrued expenses and other liabilities	1,487		2,667	7,029
Total liabilities assumed	238,813		152,779	316,670
Total identifiable net assets	21,513		21,858	32,497
Goodwill (bargain purchase gain) recognized	$	9,795	1,137	(680	)

Unaudited Pro Forma Summary of the Company as if the Acquisitions had Occurred at the Beginning of the Period

The following unaudited pro forma summary presents consolidated information of the Company as if the Cañon and CB acquisitions had occurred on January 1, 2014:

	Years ended
(Dollars in thousands)	December 31, 2015		December 31, 2014
Net interest income and non-interest income	$	401,140	383,387
Net income	115,613		115,899

The following unaudited pro forma summary presents consolidated information of the Company as if the FNBR acquisition had occurred on January 1, 2013:

	Years ended
(Dollars in thousands)	December 31, 2014		December 31, 2013
Net interest income and non-interest income	$	371,772	340,393
Net income	113,364		99,275