Non-Covered Loans and Allowance for Non-Covered Loan Losses (Tables) (Noncovered)

3 Months Ended

Mar. 31, 2015

Noncovered

Non-Covered Loans and Allowance for Non-Covered Loan Losses [Line Items]

Summary of non-covered loans by portfolio segment

Non-covered loans summarized by portfolio segment are as follows (in thousands).

	March 31,			December 31,
	2015			2014
Commercial and industrial (1)	$	2,221,727		$	1,758,851
Real estate	2,067,259			1,694,835
Construction and land development	493,293			413,643
Consumer	52,408			53,147
	4,834,687			3,920,476
Allowance for non-covered loan losses	(39,365		)	(37,041		)
Total non-covered loans, net of allowance	$	4,795,322		$	3,883,435

(1)  Includes margin loans to customers and correspondents of $608.6 million and $378.4 million atMarch 31, 2015 and December 31, 2014, respectively.

Schedule of carrying values and the outstanding balances of the PCI loans

The following table presents the carrying values and the outstanding balances of the non-covered PCI loans (in thousands).

	March 31,		December 31,
	2015		2014
Carrying amount	$	114,868	$	48,909
Outstanding balance	151,037		67,740

Schedule of changes in the accretable yield for the PCI loans

Changes in the accretable yield for the non-covered PCI loans were as follows (in thousands).

	Three Months Ended March 31,
	2015			2014
Balance, beginning of period	$	12,814		$	17,601
Additions	14,579			—
Reclassifications from (to) nonaccretable difference, net (1)	281			3,475
Disposals of loans	(448		)	(603		)
Accretion	(2,749		)	(2,760		)
Balance, end of period	$	24,477		$	17,713

(1)  Reclassifications from nonaccretable difference are primarily due to net increases in expected cash flows in the quarterly recasts. Reclassifications to nonaccretable difference occur when accruing loans are moved to nonaccrual and expected cash flows are no longer predictable and the accretable yield is eliminated.

Summary of PCI loans by class

Non-covered impaired loans are summarized by class in the following tables (in thousands).

	Unpaid		Recorded		Recorded		Total
	Contractual		Investment with		Investment with		Recorded		Related
March 31, 2015	Principal Balance		No Allowance		Allowance		Investment		Allowance
Commercial and industrial:
Secured	$	75,888	$	29,554	$	9,934	$	39,488	$	3,081
Unsecured	3,727		—		—		—		—
Real estate:
Secured by commercial properties	88,406		48,941		14,306		63,247		2,039
Secured by residential properties	27,651		20,233		1,203		21,436		92
Construction and land development:
Residential construction loans	400		233		—		233		—
Commercial construction loans and land development	16,205		8,153		2,101		10,254		134
Consumer	5,215		97		1,452		1,549		45
	$	217,492	$	107,211	$	28,996	$	136,207	$	5,391

	Unpaid		Recorded		Recorded		Total
	Contractual		Investment with		Investment with		Recorded		Related
December 31, 2014	Principal Balance		No Allowance		Allowance		Investment		Allowance
Commercial and industrial:
Secured	$	51,036	$	14,096	$	11,783	$	25,879	$	3,341
Unsecured	4,120		92		68		160		—
Real estate:
Secured by commercial properties	29,865		7,243		15,536		22,779		1,878
Secured by residential properties	4,701		1,583		1,390		2,973		85
Construction and land development:
Residential construction loans	—		—		—		—		—
Commercial construction loans and land development	16,108		8,062		1,819		9,881		154
Consumer	5,785		171		1,967		2,138		282
	$	111,615	$	31,247	$	32,563	$	63,810	$	5,740

Summary of average investment in PCI loans by class

Average investment in non-covered impaired loans is summarized by class in the following table (in thousands).

	Three Months Ended March 31,
	2015		2014
Commercial and industrial:
Secured	$	32,684	$	33,997
Unsecured	80		1,335
Real estate:
Secured by commercial properties	43,013		32,874
Secured by residential properties	12,205		2,852
Construction and land development:
Residential construction loans	117		—
Commercial construction loans and land development	10,068		17,718
Consumer	1,844		4,120
	$	100,011	$	92,896

Summary of non-accrual loans by class, excluding those classified as held for sale

Non-covered non-accrual loans, excluding those classified as held for sale, are summarized by class in the following table (in thousands).

	March 31,		December 31,
	2015		2014
Commercial and industrial:
Secured	$	23,141	$	16,488
Unsecured	81		160
Real estate:
Secured by commercial properties	420		438
Secured by residential properties	693		1,253
Construction and land development:
Residential construction loans	—		—
Commercial construction loans and land development	726		703
Consumer	—		—
	$	25,061	$	19,042

Schedule of information regarding TDRs granted

The outstanding balance of TDRs granted in the three months ended March 31, 2015 and 2014, respectively, is shown in the following tables (in thousands).

	Recorded Investment in Loans Modified by
			Interest Rate		Payment Term		Total
Three Months Ended March 31, 2015	A/B Note		Adjustment		Extension		Modification
Commercial and industrial:
Secured	$	—	$	—	$	—	$	—
Unsecured	—		—		—		—
Real estate:
Secured by commercial properties	—		—		—		—
Secured by residential properties	—		—		—		—
Construction and land development:
Residential construction loans	—		—		—		—
Commercial construction loans and land development	—		—		75		75
Consumer	—		—		—		—
	$	—	$	—	$	75	$	75

	Recorded Investment in Loans Modified by
			Interest Rate		Payment Term		Total
Three Months Ended March 31, 2014	A/B Note		Adjustment		Extension		Modification
Commercial and industrial:
Secured	$	—	$	—	$	—	$	—
Unsecured	—		—		—		—
Real estate:
Secured by commercial properties	—		—		345		345
Secured by residential properties	—		—		258		258
Construction and land development:
Residential construction loans	—		—		—		—
Commercial construction loans and land development	—		—		142		142
Consumer	—		—		—		—
	$	—	$	—	$	745	$	745

Schedule of analysis of the aging of the entity's loan portfolio

An analysis of the aging of the Bank’s non-covered loan portfolio is shown in the following tables (in thousands).

															Accruing Loans
															(Non-PCI)
	Loans Past Due		Loans Past Due		Loans Past Due		Total		Current		PCI		Total		Past Due
March 31, 2015	30-59 Days		60-89 Days		90 Days or More		Past Due Loans		Loans		Loans		Loans		90 Days or More
Commercial and industrial:
Secured	$	2,451	$	7,216	$	9,449	$	19,116	$	2,073,061	$	19,903	$	2,112,080	$	—
Unsecured	285		—		—		285		109,362		—		109,647		—
Real estate:
Secured by commercial properties	346		—		—		346		1,306,125		62,827		1,369,298		—
Secured by residential properties	955		147		—		1,102		676,031		20,828		697,961		—
Construction and land development:
Residential construction loans	297		—		—		297		74,601		233		75,131		—
Commercial construction loans and land development	13,335		—		600		13,935		394,699		9,528		418,162		—
Consumer	356		19		—		375		50,484		1,549		52,408		—
	$	18,025	$	7,382	$	10,049	$	35,456	$	4,684,363	$	114,868	$	4,834,687	$	—

															Accruing Loans
															(Non-PCI)
	Loans Past Due		Loans Past Due		Loans Past Due		Total		Current		PCI		Total		Past Due
December 31, 2014	30-59 Days		60-89 Days		90 Days or More		Past Due Loans		Loans		Loans		Loans		90 Days or More
Commercial and industrial:
Secured	$	6,073	$	964	$	8,022	$	15,059	$	1,620,000	$	13,374	$	1,648,433	$	—
Unsecured	35		3		—		38		110,312		68		110,418		—
Real estate:
Secured by commercial properties	67		—		—		67		1,173,504		22,341		1,195,912		—
Secured by residential properties	454		1,187		—		1,641		495,472		1,810		498,923		—
Construction and land development:
Residential construction loans	175		—		—		175		64,871		—		65,046		—
Commercial construction loans and land development	4,319		—		575		4,894		334,525		9,178		348,597		—
Consumer	414		37		—		451		50,558		2,138		53,147		—
	$	11,537	$	2,191	$	8,597	$	22,325	$	3,849,242	$	48,909	$	3,920,476	$	—

Schedule of internal risk grades of loans by class

The following tables present the internal risk grades of non-covered loans, as previously described, in the portfolio by class (in thousands).

March 31, 2015	Pass		Special Mention		Substandard		PCI		Total
Commercial and industrial:
Secured	$	2,029,291	$	878	$	62,008	$	19,903	$	2,112,080
Unsecured	109,555		—		92		—		109,647
Real estate:
Secured by commercial properties	1,284,575		702		21,194		62,827		1,369,298
Secured by residential properties	672,096		1,353		3,684		20,828		697,961
Construction and land development:
Residential construction loans	74,898		—		—		233		75,131
Commercial construction loans and land development	407,387		—		1,247		9,528		418,162
Consumer	50,822		—		37		1,549		52,408
	$	4,628,624	$	2,933	$	88,262	$	114,868	$	4,834,687

December 31, 2014	Pass		Special Mention		Substandard		PCI		Total
Commercial and industrial:
Secured	$	1,566,208	$	1,105	$	67,746	$	13,374	$	1,648,433
Unsecured	110,256		—		94		68		110,418
Real estate:
Secured by commercial properties	1,151,454		712		21,405		22,341		1,195,912
Secured by residential properties	492,549		—		4,564		1,810		498,923
Construction and land development:
Residential construction loans	65,046		—		—		—		65,046
Commercial construction loans and land development	338,078		—		1,341		9,178		348,597
Consumer	50,968		—		41		2,138		53,147
	$	3,774,559	$	1,817	$	95,191	$	48,909	$	3,920,476

Schedule of changes in the allowance for loan losses by portfolio segment

Changes in the allowance for non-covered loan losses, distributed by portfolio segment, are shown below (in thousands).

	Commercial and						Construction and
Three Months Ended March 31, 2015	Industrial			Real Estate			Land Development			Consumer			Total
Balance, beginning of period	$	18,999		$	11,131		$	6,450		$	461		$	37,041
Provision charged to (recapture from) operations	1,871			1,807			(608		)	(276		)	2,794
Loans charged off	(942		)	(278		)	—			(34		)	(1,254		)
Recoveries on charged off loans	715			44			—			25			784
Balance, end of period	$	20,643		$	12,704		$	5,842		$	176		$	39,365
	Commercial and						Construction and
Three Months Ended March 31, 2014	Industrial			Real Estate			Land Development			Consumer			Total
Balance, beginning of period	$	16,865		$	8,331		$	7,957		$	88		$	33,241
Provision charged to (recapture from) operations	(57		)	1,319			17			109			1,388
Loans charged off	(807		)	—			—			(74		)	(881		)
Recoveries on charged off loans	725			32			122			18			897
Balance, end of period	$	16,726		$	9,682		$	8,096		$	141		$	34,645

Schedule of loan portfolio distributed by portfolio segment and impairment methodology

The non-covered loan portfolio was distributed by portfolio segment and impairment methodology as shown below (in thousands).

	Commercial and				Construction and
March 31, 2015	Industrial		Real Estate		Land Development		Consumer		Total
Loans individually evaluated for impairment	$	17,785	$	106	$	525	$	—	$	18,416
Loans collectively evaluated for impairment	2,184,039		1,983,498		483,007		50,859		4,701,403
PCI Loans	19,903		83,655		9,761		1,549		114,868
	$	2,221,727	$	2,067,259	$	493,293	$	52,408	$	4,834,687
	Commercial and				Construction and
December 31, 2014	Industrial		Real Estate		Land Development		Consumer		Total
Loans individually evaluated for impairment	$	11,842	$	1,420	$	703	$	—	$	13,965
Loans collectively evaluated for impairment	1,733,567		1,669,264		403,762		51,009		3,857,602
PCI Loans	13,442		24,151		9,178		2,138		48,909
	$	1,758,851	$	1,694,835	$	413,643	$	53,147	$	3,920,476

Schedule of allowance for loan losses distributed by portfolio segment and impairment methodology

The allowance for non-covered loan losses was distributed by portfolio segment and impairment methodology as shown below (in thousands).

	Commercial and				Construction and
March 31, 2015	Industrial		Real Estate		Land Development		Consumer		Total
Loans individually evaluated for impairment	$	457	$	—	$	—	$	—	$	457
Loans collectively evaluated for impairment	17,562		10,573		5,708		131		33,974
PCI Loans	2,624		2,131		134		45		4,934
	$	20,643	$	12,704	$	5,842	$	176	$	39,365
	Commercial and				Construction and
December 31, 2014	Industrial		Real Estate		Land Development		Consumer		Total
Loans individually evaluated for impairment	$	421	$	—	$	—	$	—	$	421
Loans collectively evaluated for impairment	15,658		9,168		6,296		179		31,301
PCI Loans	2,920		1,963		154		282		5,319
	$	18,999	$	11,131	$	6,450	$	461	$	37,041