Loans and Allowance for Credit Losses (Tables)

6 Months Ended

Jun. 30, 2016

Loans and Leases Receivable Disclosure [Abstract]

The following table provides outstanding balances related to each of our loan types:



	June 30, 2016		December 31, 2015
	(dollars in thousands)
Commercial, financial, agricultural and other	$	1,185,062	$	1,150,906
Real estate construction	242,132		220,736
Residential real estate	1,199,005		1,224,465
Commercial real estate	1,648,222		1,479,000
Loans to individuals	569,355		608,643
Total loans	$	4,843,776	$	4,683,750

Credit Risk Profile by Creditworthiness

The following tables represent our credit risk profile by creditworthiness:



	June 30, 2016
	Commercial, financial, agricultural and other		Real estate construction		Residential real estate		Commercial real estate		Loans to individuals		Total
	(dollars in thousands)
Pass	$	1,095,516	$	241,840	$	1,183,847	$	1,625,206	$	569,087	$	4,715,496
Non-Pass
OAEM	11,923		292		6,846		7,221		—		26,282
Substandard	77,623		—		8,312		15,795		268		101,998
Doubtful	—		—		—		—		—		—
Total Non-Pass	89,546		292		15,158		23,016		268		128,280
Total	$	1,185,062	$	242,132	$	1,199,005	$	1,648,222	$	569,355	$	4,843,776



	December 31, 2015
	Commercial, financial, agricultural and other		Real estate construction		Residential real estate		Commercial real estate		Loans to individuals		Total
	(dollars in thousands)
Pass	$	1,074,858	$	220,267	$	1,209,606	$	1,436,714	$	608,342	$	4,549,787
Non-Pass
OAEM	11,825		442		5,244		30,012		—		47,523
Substandard	64,223		27		9,615		12,274		301		86,440
Doubtful	—		—		—		—		—		—
Total Non-Pass	76,048		469		14,859		42,286		301		133,963
Total	$	1,150,906	$	220,736	$	1,224,465	$	1,479,000	$	608,643	$	4,683,750

Age Analysis of Past Due Loans by Segment

The following tables delineate the aging analysis of the recorded investments in past due loans as of June 30, 2016 and December 31, 2015. Also included in these tables are loans that are 90 days or more past due and still accruing because they are well-secured and in the process of collection.



	June 30, 2016
	30 - 59 days past due		60 - 89 days past due		90 days and greater and still accruing		Nonaccrual		Total past due and nonaccrual		Current		Total
	(dollars in thousands)
Commercial, financial, agricultural and other	$	2,344	$	714	$	283	$	37,429	$	40,770	$	1,144,292	$	1,185,062
Real estate construction	—		—		—		—		—		242,132		242,132
Residential real estate	4,544		1,542		243		6,448		12,777		1,186,228		1,199,005
Commercial real estate	1,166		—		1		3,931		5,098		1,643,124		1,648,222
Loans to individuals	2,072		700		857		268		3,897		565,458		569,355
Total	$	10,126	$	2,956	$	1,384	$	48,076	$	62,542	$	4,781,234	$	4,843,776



	December 31, 2015
	30 - 59 days past due		60 - 89 days past due		90 days and greater and still accruing		Nonaccrual		Total past due and nonaccrual		Current		Total
	(dollars in thousands)
Commercial, financial, agricultural and other	$	364	$	49	$	129	$	23,653	$	24,195	$	1,126,711	$	1,150,906
Real estate construction	280		—		—		28		308		220,428		220,736
Residential real estate	4,175		1,055		1,315		6,500		13,045		1,211,420		1,224,465
Commercial real estate	781		—		65		6,223		7,069		1,471,931		1,479,000
Loans to individuals	2,998		774		946		301		5,019		603,624		608,643
Total	$	8,598	$	1,878	$	2,455	$	36,705	$	49,636	$	4,634,114	$	4,683,750

Recorded Investment and Unpaid Principal Balance for Impaired Loans with Associated Allowance

The following tables include the recorded investment and unpaid principal balance for impaired loans with the associated allowance amount, if applicable, as of June 30, 2016 and December 31, 2015. Also presented are the average recorded investment in impaired loans and the related amount of interest recognized while the loan was considered impaired. Average balances are calculated using month-end balances of the loans for the period reported and are included in the table below based on their period-end allowance position.



	June 30, 2016						December 31, 2015
	Recorded investment		Unpaid principal balance		Related allowance		Recorded investment		Unpaid principal balance		Related allowance
	(dollars in thousands)
With no related allowance recorded:
Commercial, financial, agricultural and other	$	16,078	$	23,373			$	11,344	$	15,673
Real estate construction	—		—				28		117
Residential real estate	11,580		13,674				9,952		11,819
Commercial real estate	6,390		8,043				7,562		9,449
Loans to individuals	376		450				421		507
Subtotal	34,424		45,540				29,307		37,565
With an allowance recorded:
Commercial, financial, agricultural and other	28,522		30,849		15,018		20,132		22,590		6,952
Real estate construction	—		—		—		—		—		—
Residential real estate	551		680		48		461		672		51
Commercial real estate	911		939		464		944		1,008		42
Loans to individuals	—		—		—		—		—		—
Subtotal	29,984		32,468		15,530		21,537		24,270		7,045
Total	$	64,408	$	78,008	$	15,530	$	50,844	$	61,835	$	7,045



	For the Six Months Ended June 30,
	2016				2015
	Average recorded investment		Interest Income Recognized		Average recorded investment		Interest Income Recognized
	(dollars in thousands)
With no related allowance recorded:
Commercial, financial, agricultural and other	$	20,116	$	249	$	21,691	$	120
Real estate construction	9		44		137		—
Residential real estate	11,232		137		11,025		86
Commercial real estate	7,136		67		8,760		43
Loans to individuals	442		3		312		2
Subtotal	38,935		500		41,925		251
With an allowance recorded:
Commercial, financial, agricultural and other	17,939		91		5,337		72
Real estate construction	—		—		—		—
Residential real estate	347		—		319		—
Commercial real estate	861		11		194		3
Loans to individuals	—		—		—		—
Subtotal	19,147		102		5,850		75
Total	$	58,082	$	602	$	47,775	$	326



	For the Three Months Ended June 30,
	2016				2015
	Average recorded investment		Interest Income Recognized		Average recorded investment		Interest Income Recognized
	(dollars in thousands)
With no related allowance recorded:
Commercial, financial, agricultural and other	$	18,995	$	95	$	18,526	$	65
Real estate construction	—		—		36		—
Residential real estate	11,462		90		11,302		45
Commercial real estate	6,887		29		8,682		24
Loans to individuals	405		2		316		1
Subtotal	37,749		216		38,862		135
With an allowance recorded:
Commercial, financial, agricultural and other	22,788		65		5,237		42
Real estate construction	—		—		—		—
Residential real estate	476		—		329		—
Commercial real estate	921		6		193		1
Loans to individuals	—		—		—		—
Subtotal	24,185		71		5,759		43
Total	$	61,934	$	287	$	44,621	$	178

Troubled Debt Restructured Loans and Commitments

The following tables provide detail, including specific reserves and reasons for modification, related to loans identified as troubled debt restructurings:



	For the Three Months Ended June 30, 2016
		Type of Modification
	Number of Contracts	Extend Maturity		Modify Rate		Modify Payments		Total Pre-Modification Outstanding Recorded Investment		Post- Modification Outstanding Recorded Investment		Specific Reserve
	(dollars in thousands)
Commercial, financial, agricultural and other	4	$	92	$	240	$	—	$	332	$	217	$	40
Residential real estate	17	—		—		1,435		1,435		1,428		—
Commercial real estate	4	1,198		—		—		1,198		1,173		74
Loans to individuals	2	—		11		6		17		15		—
Total	27	$	1,290	$	251	$	1,441	$	2,982	$	2,833	$	114



	For the Three Months Ended, June 30, 2015
		Type of Modification
	Number of Contracts	Extend Maturity		Modify Rate		Modify Payments		Total Pre-Modification Outstanding Recorded Investment		Post- Modification Outstanding Recorded Investment		Specific Reserve
	(dollars in thousands)
Commercial, financial, agricultural and other	2	$	252	$	—	$	109	$	361	$	317	$	53
Residential real estate	11	—		45		485		530		525		7
Loans to individuals	5	—		61		—		61		56		—
Total	18	$	252	$	106	$	594	$	952	$	898	$	60

The following table provides detail as to the total troubled debt restructured loans and total commitments outstanding on troubled debt restructured loans:



	June 30, 2016		December 31, 2015
	(dollars in thousands)
Troubled debt restructured loans
Accrual status	$	16,332	$	14,139
Nonaccrual status	9,672		12,360
Total	$	26,004	$	26,499
Commitments
Unused lines of credit	$	577	$	3,252

The following tables provide detail, including specific reserves and reasons for modification, related to loans identified as troubled debt restructurings:



	For the Six Months Ended June 30, 2016
		Type of Modification
	Number of Contracts	Extend Maturity		Modify Rate		Modify Payments		Total Pre-Modification Outstanding Recorded Investment		Post- Modification Outstanding Recorded Investment		Specific Reserve
	(dollars in thousands)
Commercial, financial, agricultural and other	5	$	92	$	4,009	$	—	$	4,101	$	3,708	$	40
Residential real estate	26	—		114		2,416		2,530		2,440		—
Commercial real estate	6	1,264		—		25		1,289		1,227		74
Loans to individuals	5	—		29		11		40		30		—
Total	42	$	1,356	$	4,152	$	2,452	$	7,960	$	7,405	$	114



	For the Six Months Ended June 30, 2015
		Type of Modification
	Number of Contracts	Extend Maturity		Modify Rate		Modify Payments		Total Pre-Modification Outstanding Recorded Investment		Post- Modification Outstanding Recorded Investment		Specific Reserve
	(dollars in thousands)
Commercial, financial, agricultural and other	3	$	1,751	$	—	$	109	$	1,860	$	1,812	$	53
Residential real estate	16	—		296		503		799		723		7
Commercial real estate	1	—		—		463		463		428		—
Loans to individuals	6	—		61		18		79		66		—
Total	26	$	1,751	$	357	$	1,093	$	3,201	$	3,029	$	60

Troubled Debt Restructuring Subsequent Default [Table Text Block]

A troubled debt restructuring is considered to be in default when a restructured loan is 90 days or more past due. The following table provides information related to restructured loans that were considered to be in default during the six months ended June 30:



	2016			2015
	Number of Contracts	Recorded Investment		Number of Contracts	Recorded Investment
	(dollars in thousands)
Residential real estate	—	$	—	2	$	56
Total	—	$	—	2	$	56

The following table provides information related to restructured loans that were considered to be in default during the three months ended June 30:



	2016			2015
	Number of Contracts	Recorded Investment		Number of Contracts	Recorded Investment
	(dollars in thousands)
Residential real estate	—	$	—	2	$	56
Total	—	$	—	2	$	56

Allowance for Credit Losses

he following tables provide detail related to the allowance for credit losses:



	For the Six Months Ended June 30, 2016
	Commercial, financial, agricultural and other			Real estate construction			Residential real estate			Commercial real estate			Loans to individuals			Total
	(dollars in thousands)
Allowance for credit losses:
Beginning Balance	$	31,035		$	887		$	2,606		$	11,924		$	4,360		$	50,812
Charge-offs	(6,145		)	—			(602		)	(408		)	(2,491		)	(9,646		)
Recoveries	198			227			260			783			289			1,757
Provision (credit)	21,269			(634		)	341			(6,437		)	2,359			16,898
Ending Balance	$	46,357		$	480		$	2,605		$	5,862		$	4,517		$	59,821
Ending balance: individually evaluated for impairment	$	15,018		$	—		$	48		$	464		$	—		$	15,530
Ending balance: collectively evaluated for impairment	31,339			480			2,557			5,398			4,517			44,291
Loans:
Ending balance	1,185,062			242,132			1,199,005			1,648,222			569,355			4,843,776
Ending balance: individually evaluated for impairment	43,817			—			5,966			6,017			—			55,800
Ending balance: collectively evaluated for impairment	1,141,245			242,132			1,193,039			1,642,205			569,355			4,787,976



	For the Six Months Ended June 30, 2015
	Commercial, financial, agricultural and other			Real estate construction			Residential real estate			Commercial real estate			Loans to individuals			Total
	(dollars in thousands)
Allowance for credit losses:
Beginning Balance	$	29,627		$	2,063		$	3,664		$	11,881		$	4,816		$	52,051
Charge-offs	(7,940		)	—			(1,050		)	(688		)	(2,383		)	(12,061		)
Recoveries	358			84			239			153			323			1,157
Provision (credit)	1,710			(629		)	70			881			2,165			4,197
Ending Balance	$	23,755		$	1,518		$	2,923		$	12,227		$	4,921		$	45,344
Ending balance: individually evaluated for impairment	$	1,596		$	—		$	35		$	44		$	—		$	1,675
Ending balance: collectively evaluated for impairment	22,159			1,518			2,888			12,183			4,921			43,669
Loans:
Ending balance	1,098,019			125,010			1,204,499			1,416,841			646,485			4,490,854
Ending balance: individually evaluated for impairment	21,419			—			7,700			7,625			—			36,744
Ending balance: collectively evaluated for impairment	1,076,600			125,010			1,196,799			1,409,216			646,485			4,454,110



	For the Three Months Ended June 30, 2016
	Commercial, financial, agricultural and other			Real estate construction			Residential real estate			Commercial real estate			Loans to individuals			Total
	(dollars in thousands)
Allowance for credit losses:
Beginning Balance	$	41,721		$	901		$	2,628		$	5,483		$	4,489		$	55,222
Charge-offs	(4,753		)	—			(220		)	(143		)	(1,022		)	(6,138		)
Recoveries	64			4			142			27			128			365
Provision (credit)	9,325			(425		)	55			495			922			10,372
Ending Balance	$	46,357		$	480		$	2,605		$	5,862		$	4,517		$	59,821



	For the Three Months Ended, June 30, 2015
	Commercial, financial, agricultural and other			Real estate construction			Residential real estate			Commercial real estate			Loans to individuals			Total
	(dollars in thousands)
Allowance for credit losses:
Beginning Balance	$	24,406		$	1,528		$	3,387		$	12,487		$	4,889		$	46,697
Charge-offs	(2,860		)	—			(484		)	(486		)	(1,122		)	(4,952		)
Recoveries	158			84			143			15			161			561
Provision (credit)	2,051			(94		)	(123		)	211			993			3,038
Ending Balance	$	23,755		$	1,518		$	2,923		$	12,227		$	4,921		$	45,344