Allowance for Credit Losses (Tables)

6 Months Ended

Jun. 30, 2020

Allowance for Credit Losses

Loans individually or collectively evaluated for their impairment and related allowance, by loan class

	Three Months Ended June 30, 2020
	Domestic														Foreign
			Commercial
			Real Estate:
			Other		Commercial
			Construction &		Real Estate:		Commercial
			Land		Farmland &		Real Estate:		Residential:		Residential:
	Commercial		Development		Commercial		Multifamily		First Lien		Junior Lien		Consumer		Foreign		Total
	(Dollars in Thousands)
Balance at March 31, 2020	$	19,067	$	37,421	$	15,004	$	1,758	$	2,782	$	8,452	$	323	$	466	$	85,273
Losses charged to allowance		(2,142)		(19)		—		—		—		(121)		(60)		—		(2,342)
Recoveries credited to allowance		599		1		12		—		1		17		4		—		634
Net (losses) recoveries charged to allowance		(1,543)		(18)		12		—		1		(104)		(56)		—		(1,708)
Provision charged to operations		2,555		3,521		3,695		106		425		616		21		50		10,989
Balance at June 30, 2020	$	20,079	$	40,924	$	18,711	$	1,864	$	3,208	$	8,964	$	288	$	516	$	94,554

	Three Months Ended June 30, 2019
	Domestic														Foreign
			Commercial
			Real Estate:
			Other		Commercial
			Construction &		Real Estate:		Commercial
			Land		Farmland &		Real Estate:		Residential:		Residential:
	Commercial		Development		Commercial		Multifamily		First Lien		Junior Lien		Consumer		Foreign		Total
	(Dollars in Thousands)
Balance at March 31, 2019	$	11,412	$	14,789	$	25,880	$	2,345	$	3,546	$	7,745	$	462	$	851	$	67,030
Losses charged to allowance		(5,016)		—		(6,878)		—		(1)		(94)		(55)		—		(12,044)
Recoveries credited to allowance		408		56		15		—		10		55		8		—		552
Net (losses) recoveries charged to allowance		(4,608)		56		(6,863)		—		9		(39)		(47)		—		(11,492)
Provision charged to operations		4,976		428		(1,988)		(496)		72		(394)		73		(6)		2,665
Balance at June 30, 2019	$	11,780	$	15,273	$	17,029	$	1,849	$	3,627	$	7,312	$	488	$	845	$	58,203

	Six Months Ended June 30, 2020
	Domestic														Foreign
			Commercial
			Real Estate:
			Other		Commercial
			Construction &		Real Estate:		Commercial
			Land		Farmland &		Real Estate:		Residential:		Residential:
	Commercial		Development		Commercial		Multifamily		First Lien		Junior Lien		Consumer		Foreign		Total
	(Dollars in Thousands)
Balance at December 31, 2019	$	11,145	$	18,152	$	16,533	$	1,786	$	3,762	$	7,535	$	542	$	823	$	60,278
Adoption of ASU 2016-13		4,247		13,391		(4,292)		(355)		(1,580)		(429)		(225)		(410)		10,347
Losses charged to allowance		(4,961)		(19)		(55)		—		(36)		(121)		(130)		—		(5,322)
Recoveries credited to allowance		1,270		1		21		—		2		120		12		—		1,426
Net (losses) recoveries charged to allowance		(3,691)		(18)		(34)		—		(34)		(1)		(118)		—		(3,896)
Provision charged to operations		8,378		9,399		6,504		433		1,060		1,859		89		103		27,825
Balance at June 30, 2020	$	20,079	$	40,924	$	18,711	$	1,864	$	3,208	$	8,964	$	288	$	516	$	94,554

	Six Months Ended June 30, 2019
	Domestic														Foreign
			Commercial
			Real Estate:
			Other		Commercial
			Construction &		Real Estate:		Commercial
			Land		Farmland &		Real Estate:		Residential:		Residential:
	Commercial		Development		Commercial		Multifamily		First Lien		Junior Lien		Consumer		Foreign		Total
	(Dollars in Thousands)
Balance at December 31, 2018	$	12,596	$	15,123	$	19,353	$	1,808	$	3,467	$	7,719	$	447	$	871	$	61,384
Losses charged to allowance		(7,780)		—		(6,879)		—		(2)		(100)		(118)		—		(14,879)
Recoveries credited to allowance		1,046		76		298		—		11		157		25		—		1,613
Net (losses) recoveries charged to allowance		(6,734)		76		(6,581)		—		9		57		(93)		—		(13,266)
Provision charged to operations		5,918		74		4,257		41		151		(464)		134		(26)		10,085
Balance at June 30, 2019	$	11,780	$	15,273	$	17,029	$	1,849	$	3,627	$	7,312	$	488	$	845	$	58,203

	June 30, 2020
	Loans Individually				Loans Collectively
	Evaluated For				Evaluated For
	Impairment				Impairment
	Recorded				Recorded
	Investment		Allowance		Investment		Allowance
	(Dollars in Thousands)
Domestic
Commercial	$	1,595	$	412	$	1,805,896	$	19,667
Commercial real estate: other construction & land development		914		116		2,277,077		40,808
Commercial real estate: farmland & commercial		536		—		1,971,098		18,711
Commercial real estate: multifamily		137		—		188,718		1,864
Residential: first lien		252		—		421,286		3,208
Residential: junior lien		41		—		659,801		8,964
Consumer		3		—		42,398		288
Foreign		—		—		132,055		516
Total	$	3,478	$	528	$	7,498,329	$	94,026

	December 31, 2019
	Loans Individually				Loans Collectively
	Evaluated For				Evaluated For
	Impairment				Impairment
	Recorded				Recorded
	Investment		Allowance		Investment		Allowance
	(Dollars in Thousands)
Domestic
Commercial	$	1,935	$	249	$	1,290,725	$	10,895
Commercial real estate: other construction & land development		938		116		2,184,945		18,037
Commercial real estate: farmland & commercial		1,208		—		1,895,539		16,533
Commercial real estate: multifamily		165		—		190,265		1,786
Residential: first lien		6,278		—		427,623		3,762
Residential: junior lien		692		—		705,784		7,535
Consumer		1,195		—		46,605		542
Foreign		264		—		140,785		823
Total	$	12,675	$	365	$	6,882,271	$	59,913

Loans accounted on non-accrual basis, by loan class

	June 30, 2020		December 31, 2019
	(Dollars in Thousands)
Domestic
Commercial	$	1,595	$	1,901
Commercial real estate: other construction & land development		914		938
Commercial real estate: farmland & commercial		536		1,208
Commercial real estate: multifamily		137		165
Residential: first lien		876		670
Residential: junior lien		41		—
Consumer		3		4
Total non-accrual loans	$	4,102	$	4,886

Impaired loans, by loan class

The following tables detail key information regarding our doubtful (previously referred to as impaired prior to the adoption of ASU 2016-13) loans by loan class at December 31, 2019, in accordance with ASC 310 prior to the adoption of ASU 2016-13:

	December 31, 2019
			Unpaid				Average
	Recorded		Principal		Related		Recorded		Interest
	Investment		Balance		Allowance		Investment		Recognized
	(Dollars in Thousands)
Loans with Related Allowance
Domestic
Commercial	$	510	$	516	$	249	$	514	$	—
Commercial real estate: other construction & land development		126		169		116		131		—
Total impaired loans with related allowance	$	636	$	685	$	365	$	645	$	—

	December 31, 2019
			Unpaid		Average
	Recorded		Principal		Recorded		Interest
	Investment		Balance		Investment		Recognized
	(Dollars in Thousands)
Loans with No Related Allowance
Domestic
Commercial	$	1,425	$	1,516	$	16,194	$	3
Commercial real estate: other construction & land development		812		1,133		2,151		—
Commercial real estate: farmland & commercial		1,208		1,841		36,632		—
Commercial real estate: multifamily		165		168		565		—
Residential: first lien		6,278		6,445		7,136		305
Residential: junior lien		692		692		976		44
Consumer		1,195		1,196		1,211		2
Foreign		264		264		327		14
Total impaired loans with no related allowance	$	12,039	$	13,255	$	65,192	$	368

The following table details key information regarding our doubtful (previously referred to as impaired prior to the adoption of ASU 2016-13) loans by loan class at June 30, 2019, in accordance with ASC 310 prior to the adoption of ASU 2016-13:

	June 30, 2019
	Quarter to Date					Year to Date
	Average				Average
	Recorded		Interest		Recorded		Interest
	Investment		Recognized		Investment		Recognized
	(Dollars in Thousands)
Loans with Related Allowance
Domestic
Commercial	$	1,316	$	—	$	1,322	$	—
Commercial real estate: other construction & land development		132		—		133		—
Commercial real estate: farmland & commercial		2,369		—		2,369		—
Total impaired loans with related allowance	$	3,817	$	—	$	3,824	$	—

	June 30, 2019
	Quarter to Date				Year to Date
	Average				Average
	Recorded		Interest		Recorded		Interest
	Investment		Recognized		Investment		Recognized
	(Dollars in Thousands)
Loans with No Related Allowance
Domestic
Commercial	$	16,788	$	1	$	17,078	$	1
Commercial real estate: other construction & land development		1,792		—		1,813		—
Commercial real estate: farmland & commercial		14,203		—		20,551		—
Commercial real estate: multifamily		507		—		507		—
Residential: first lien		6,480		78		6,579		153
Residential: junior lien		1,028		11		1,033		22
Consumer		1,046		—		1,063		—
Foreign		281		3		285		6
Total impaired loans with no related allowance	$	42,125	$	93	$	48,909	$	182

Loans accounted for as trouble debt restructuring, by Watch List Doubtful loans

	June 30, 2020		December 31, 2019
		(Dollars in Thousands)
Domestic
Commercial	$	—	$	32
Residential: first lien		3,834		5,608
Residential: junior lien		670		692
Consumer		1,007		1,192
Foreign		249		264
Total troubled debt restructuring	$	5,760	$	7,788

Information regarding the aging of past due loans, by loan class

	June 30, 2020
							90 Days or		Total
	30 - 59		60 - 89		90 Days or		greater &		Past				Total
	Days		Days		Greater		still accruing		Due		Current		Portfolio
	(Dollars in Thousands)
Domestic
Commercial	$	1,910	$	7,610	$	2,057	$	1,339	$	11,577	$	1,795,914	$	1,807,491
Commercial real estate: other construction & land development		2,821		653		118		118		3,592		2,274,399		2,277,991
Commercial real estate: farmland & commercial		24,359		1,036		49,827		49,584		75,222		1,896,412		1,971,634
Commercial real estate: multifamily		124		—		—		—		124		188,731		188,855
Residential: first lien		5,157		1,944		4,013		3,434		11,114		410,424		421,538
Residential: junior lien		739		1,784		1,418		1,377		3,941		655,901		659,842
Consumer		488		40		119		116		647		41,754		42,401
Foreign		2,699		174		277		277		3,150		128,905		132,055
Total past due loans	$	38,297	$	13,241	$	57,829	$	56,245	$	109,367	$	7,392,440	$	7,501,807

	December 31, 2019
							90 Days or		Total
	30 - 59		60 - 89		90 Days or		greater &		Past				Total
	Days		Days		Greater		still accruing		Due		Current		Portfolio
		(Dollars in Thousands)
Domestic
Commercial	$	3,134	$	626	$	1,292	$	421	$	5,052	$	1,287,608	$	1,292,660
Commercial real estate: other construction & land development		509		55		—		—		564		2,185,319		2,185,883
Commercial real estate: farmland & commercial		8,058		2,031		54,928		54,878		65,017		1,831,730		1,896,747
Commercial real estate: multifamily		313		—		165		—		478		189,952		190,430
Residential: first lien		3,229		1,670		3,660		3,107		8,559		425,342		433,901
Residential: junior lien		1,112		477		1,200		1,200		2,789		703,687		706,476
Consumer		467		75		88		88		630		47,170		47,800
Foreign		1,347		3		11		11		1,361		139,688		141,049
Total past due loans	$	18,169	$	4,937	$	61,344	$	59,705	$	84,450	$	6,810,496	$	6,894,946

Summary of the loan portfolio by credit quality indicator, by loan class

		2020	2019		2018		2017		2016		Prior		Total
	(Dollars in Thousands)
Balance at June 30, 2020
Domestic
Commercial
Pass	$	909,494	$	373,023	$	212,414	$	140,118	$	20,898	$	12,645	$	1,668,592
Special Review		71,497		569		—		—		—		—		72,066
Watch List - Pass		530		33,949		29,644		—		—		25		64,148
Watch List - Substandard		—		3		708		—		378		—		1,089
Watch List - Doubtful		813		330		214		221		18		—		1,596
Total Commercial	$	982,334	$	407,874	$	242,980	$	140,339	$	21,294	$	12,670	$	1,807,491
Commercial real estate: other construction & land development
Pass	$	426,830	$	951,765	$	622,403	$	186,950	$	14,952	$	13,165	$	2,216,065
Special Review		16,106		—		—		—		—		—		16,106
Watch List - Pass		16,587		27,782		160		—		—		1		44,530
Watch List - Substandard		376		—		—		—		—		—		376
Watch List - Doubtful		120		793		—		—		—		1		914
Total Commercial real estate: other construction & land development	$	460,019	$	980,340	$	622,563	$	186,950	$	14,952	$	13,167	$	2,277,991
Commercial real estate: farmland & commercial
Pass	$	373,126	$	558,263	$	339,142	$	184,595	$	201,642	$	169,981	$	1,826,749
Special Review		938		—		4,702		175		3,207		420		9,442
Watch List - Pass		22,701		7,933		22,300		8,878		7,448		—		69,260
Watch List - Substandard		3,371		55,639		192		2,312		637		3,496		65,647
Watch List - Doubtful		—		243		—		39		—		254		536
Total Commercial real estate: farmland & commercial	$	400,136	$	622,078	$	366,336	$	195,999	$	212,934	$	174,151	$	1,971,634
Commercial real estate: multifamily
Pass	$	24,964	$	59,134	$	17,867	$	64,576	$	9,704	$	12,473	$	188,718
Watch List - Doubtful		137		—		—		—		—		—		137
Total Commercial real estate: multifamily	$	25,101	$	59,134	$	17,867	$	64,576	$	9,704	$	12,473	$	188,855
Residential: first lien
Pass	$	41,868	$	71,145	$	83,502	$	61,827	$	39,018	$	123,421	$	420,781
Special Review		—		—		—		—		245		—		245
Watch List - Pass		—		14		129		—		—		—		143
Watch List - Substandard		—		—		67		—		50		—		117
Watch List - Doubtful		89		—		—		—		91		72		252
Total Residential: first lien	$	41,957	$	71,159	$	83,698	$	61,827	$	39,404	$	123,493	$	421,538
Residential: junior lien
Pass	$	111,607	$	139,225	$	85,274	$	106,161	$	82,878	$	133,846	$	658,991
Special Review		—		—		—		810		—		—		810
Watch List- Doubtful		—		—		41		—		—		—		41
Total Residential: junior lien	$	111,607	$	139,225	$	85,315	$	106,971	$	82,878	$	133,846	$	659,842
Consumer
Pass	$	19,513	$	18,497	$	2,387	$	404	$	152	$	1,445	$	42,398
Watch List - Doubtful		—		—		—		—		—		3		3
Total Consumer	$	19,513	$	18,497	$	2,387	$	404	$	152	$	1,448	$	42,401
Foreign
Pass	$	50,234	$	49,072	$	14,545	$	6,972	$	4,155	$	7,077	$	132,055
Total Foreign	$	50,234	$	49,072	$	14,545	$	6,972	$	4,155	$	7,077	$	132,055
Total Loans	$	2,090,901	$	2,347,379	$	1,435,691	$	764,038	$	385,473	$	478,325	$	7,501,807

			December 31, 2019
			Special		Watch		Watch List—		Watch List—
	Pass		Review		List—Pass		Substandard		Impaired
			(Dollars in Thousands)
Domestic
Commercial	$	1,228,110	$	569	$	39	$	62,007	$	1,935
Commercial real estate: other construction & land development		2,090,370		18,721		41,949		33,905		938
Commercial real estate: farmland & commercial		1,710,446		13,184		20,183		151,726		1,208
Commercial real estate: multifamily		190,265		—		—		—		165
Residential: first lien		426,546		253		144		680		6,278
Residential: junior lien		704,958		826		—		—		692
Consumer		46,605		—		—		—		1,195
Foreign		140,785		—		—		—		264
Total	$	6,538,085	$	33,553	$	62,315	$	248,318	$	12,675