Loans (Tables)

12 Months Ended

Dec. 31, 2012

Loans [Abstract]

Summary of loan balances

	December 31, 2012
	Originated			PNCI			PCI - Cash basis			PCI - Other			Total
Mortgage loans on real estate:
Residential 1-4 family	$	121,255		$	5,413			—		$	5,016		$	131,684
Commercial		775,124			72,090		$	1,289			29,943			878,446
Total mortgage loan on real estate		896,379			77,503			1,289			34,959			1,010,130
Consumer:
Home equity lines of credit		311,671			16,788			7,612			5,954			342,025
Home equity loans		13,011			342			49			155			13,557
Auto Indirect		3,816			—			—			—			3,816
Other		24,263			2,418			—			32			26,713
Total consumer loans		352,761			19,548			7,661			6,141			386,111
Commercial		125,122			869			22			9,515			135,528
Construction:
Residential		11,877			—			—			6,582			18,459
Commercial		11,196			—			—			3,399			14,595
Total construction		23,073			—			—			9,981			33,054
Total loans, net of deferred loan fees	$	1,397,335		$	97,920		$	8,972		$	60,596		$	1,564,823
Total principal balance of loans owed, net of charge-offs	$	1,400,147		$	111,286		$	20,621		$	75,277		$	1,607,331
Unamortized net deferred loan fees		(2,812	)		—			—			—			(2,812	)
Discounts to principal balance of loans owed, net of charge-offs		—			(13,366	)		(11,649	)		(14,681	)		(39,696	)
Total loans, net of unamortized deferred loan fees	$	1,397,335		$	97,920		$	8,972		$	60,596		$	1,564,823
Noncovered loans	$	1,397,335		$	97,920		$	8,972		$	18,708		$	1,522,935
Covered loans		—			—			—			41,888			41,888
Total loans, net of unamortized deferred loan fees	$	1,397,335		$	97,920		$	8,972		$	60,596		$	1,564,823
Allowance for loan losses	$	(35,769	)	$	(1,969	)	$	(1,054	)	$	(3,856	)	$	(42,648	)

	December 31, 2011
	Originated			PNCI			PCI - Cash basis			PCI - Other			Total
Mortgage loans on real estate:
Residential 1-4 family	$	118,320		$	14,750			—		$	6,516		$	139,586
Commercial		699,682			93,428			—			33,226			826,336
Total mortgage loan on real estate		818,002			108,178			—			39,742			965,922
Consumer:
Home equity lines of credit		321,834			20,902		$	8,615			5,954			357,305
Home equity loans		14,320			367			—			157			14,844
Auto Indirect		10,821			—			—			—			10,821
Other		20,270			3,041			—			49			23,360
Total consumer loans		367,245			24,310			8,615			6,160			406,330
Commercial		123,486			1,805			811			13,029			139,131
Construction:
Residential		13,908			—			—			8,214			22,122
Commercial		12,744			—			—			4,783			17,527
Total construction		26,652			—			—			12,997			39,649
Total loans, net of deferred loan fees	$	1,335,385		$	134,293		$	9,426		$	71,928		$	1,551,032
Total principal balance of loans owed, net of charge-offs	$	1,337,693		$	152,549		$	22,137		$	94,660		$	1,607,039
Unamortized net deferred loan fees		(2,308	)		—			—			—			(2,308	)
Discounts to principal balance of loans owed, net of charge-offs		—			(18,256	)		(12,711	)		(22,732	)		(53,699	)
Total loans, net of unamortized deferred loan fees	$	1,335,385		$	134,293		$	9,426		$	71,928		$	1,551,032
Noncovered loans	$	1,335,385		$	134,293		$	9,426		$	22,857		$	1,501,961
Covered loans		—			—			—			49,071			49,071
Total loans, net of unamortized deferred loan fees	$	1,335,385		$	134,293		$	9,426		$	71,928		$	1,551,032
Allowance for loan loss	$	(41,458	)	$	(245	)	$	(1,034	)	$	(3,177	)	$	(45,914	)

Change in accretable yield for PCI

	Year ended December 31,
	2012			2011
Change in accretable yield:
Balance at beginning of period	$	25,145		$	17,717
Acquisitions		—			10,146
Accretion to interest income		(7,756	)		(5,457	)
Reclassification (to) from nonaccretable difference		4,948			2,739
Balance at end of period	$	22,337		$	25,145