Loans and Allowance for Loan Losses (Tables)

3 Months Ended

Mar. 31, 2019

Accounts Notes And Loans Receivable [Line Items]

Loans, Net of Unearned Income

Loans, net of unearned income, by portfolio are presented in the table below.

	March 31,		December 31,
(in thousands)	2019		2018
Commercial non-real estate	$	8,656,326	$	8,620,601
Commercial real estate - owner occupied		2,515,428		2,457,748
Total commercial and industrial		11,171,754		11,078,349
Commercial real estate - income producing		2,563,394		2,341,779
Construction and land development		1,340,067		1,548,335
Residential mortgages		2,933,251		2,910,081
Consumer		2,104,372		2,147,867
Total loans	$	20,112,838	$	20,026,411

Allowance for Loan Losses by Portfolio Class

The following tables show activity in the allowance for loan losses by portfolio class for the three months ended March 31, 2019 and 2018, as well as the corresponding recorded investment in loans at the end of each period

				Commercial		Total			Commercial
	Commercial			real estate-		commercial			real estate-			Construction
	non-real			owner		and			income			and land			Residential
(in thousands)	estate			occupied		industrial			producing			development			mortgages			Consumer			Total
	Three Months Ended March 31, 2019
Allowance for loan losses:
Beginning balance	$	97,752		$	13,757	$	111,509		$	17,638		$	15,647		$	23,782		$	25,938		$	194,514
Charge-offs		(16,344	)		—		(16,344	)		(10	)		—			(406	)		(4,231	)		(20,991	)
Recoveries		1,926			17		1,943			2			11			162			1,004			3,122
Net provision for loan losses		14,186			33		14,219			3,173			(1,631	)		(3	)		2,285			18,043
Ending balance	$	97,520		$	13,807	$	111,327		$	20,803		$	14,027		$	23,535		$	24,996		$	194,688
Ending balance:
Allowance:
Individually evaluated for impairment	$	1,775		$	205	$	1,980		$	143		$	1		$	219		$	347		$	2,690
Amounts related to purchased credit impaired loans		288			185		473			35			78			9,162			341			10,089
Collectively evaluated for impairment		95,457			13,417		108,874			20,625			13,948			14,154			24,308			181,909
Total allowance	$	97,520		$	13,807	$	111,327		$	20,803		$	14,027		$	23,535		$	24,996		$	194,688
Loans:
Individually evaluated for impairment	$	231,506		$	16,974	$	248,480		$	2,668		$	19		$	5,397		$	1,508		$	258,072
Purchased credit impaired loans		6,445			5,472		11,917			4,267			2,897			102,199			3,615			124,895
Collectively evaluated for impairment		8,418,375			2,492,982		10,911,357			2,556,459			1,337,151			2,825,655			2,099,249			19,729,871
Total loans	$	8,656,326		$	2,515,428	$	11,171,754		$	2,563,394		$	1,340,067		$	2,933,251		$	2,104,372		$	20,112,838

				Commercial			Total			Commercial
	Commercial			real estate-			commercial			real estate-			Construction
	non-real			owner			and			income			and land			Residential
(in thousands)	estate			occupied			industrial			producing			development			mortgages			Consumer			Total
	Three Months Ended March 31, 2018
Allowance for loan losses:
Beginning balance	$	127,918		$	12,962		$	140,880		$	13,709		$	7,372		$	24,844		$	30,503		$	217,308
Charge-offs		(9,335	)		(851	)		(10,186	)		—			(10	)		(192	)		(8,048	)		(18,436	)
Recoveries		4,146			88			4,234			63			29			116			1,794			6,236
Net provision for loan losses		3,877			1,421			5,298			(787	)		2,533			150			5,059			12,253
Reduction as a result of sale of subsidiary		—			—			—			—			—			—			(6,648	)		(6,648	)
Ending balance	$	126,606		$	13,620		$	140,226		$	12,985		$	9,924		$	24,918		$	22,660		$	210,713
Ending balance:
Allowance:
Individually evaluated for impairment	$	20,356		$	2,475		$	22,831		$	1,261		$	1		$	276		$	232		$	24,601
Amounts related to purchased credit impaired loans		471			495			966			576			173			11,720			612			14,047
Collectively evaluated for impairment		105,779			10,650			116,429			11,148			9,750			12,922			21,816			172,065
Total allowance	$	126,606		$	13,620		$	140,226		$	12,985		$	9,924		$	24,918		$	22,660		$	210,713
Loans:
Individually evaluated for impairment	$	323,913		$	30,318		$	354,231		$	14,071		$	113		$	8,338		$	617		$	377,370
Purchased credit impaired loans		8,510			8,384			16,894			4,361			5,843			116,409			5,876			149,383
Collectively evaluated for impairment		8,003,799			2,146,841			10,150,640			2,376,430			1,407,922			2,608,074			2,022,685			18,565,751
Total loans	$	8,336,222		$	2,185,543		$	10,521,765		$	2,394,862		$	1,413,878		$	2,732,821		$	2,029,178		$	19,092,504

Composition of Nonaccrual Loans by Portfolio Class

The following table shows the composition of nonaccrual loans by portfolio class. Purchased credit impaired loans accounted for in pools with an accretable yield are considered to be performing and are excluded from the table. 

	March 31,		December 31,
(in thousands)	2019		2018
Commercial non-real estate	$	126,992	$	110,653
Commercial real estate - owner occupied		14,466		16,895
Total commercial and industrial		141,458		127,548
Commercial real estate - income producing		4,205		4,991
Construction and land development		2,013		2,146
Residential mortgages		39,275		35,866
Consumer		17,880		16,744
Total loans	$	204,831	$	187,295

Troubled Debt Restructurings Modified by Portfolio Class

The tables below detail by portfolio class TDRs that were modified during the three months ended March 31, 2019 and 2018:

	Three Months Ended
($ in thousands)	March 31, 2019						March 31, 2018
			Pre- Modification		Post- Modification				Pre- Modification		Post- Modification
	Number		Outstanding		Outstanding		Number		Outstanding		Outstanding
	of		Recorded		Recorded		of		Recorded		Recorded
Troubled Debt Restructurings:	Contracts		Investment		Investment		Contracts		Investment		Investment
Commercial non-real estate		7	$	13,803	$	13,803		13	$	55,482	$	55,482
Commercial real estate - owner occupied		1		167		167		1		5,909		5,909
Total commercial and industrial		8		13,970		13,970		14		61,391		61,391
Commercial real estate - income producing		—		—		—		1		1,564		1,564
Construction and land development		—		—		—		1		43		43
Residential mortgages		5		1,264		1,264		—		—		—
Consumer		2		46		46		1		222		222
Total loans		15	$	15,280	$	15,280		17	$	63,220	$	63,220

Loans Individually Evaluated for Impairment Disaggregated by Portfolio Class

The tables below present loans that are individually evaluated for impairment disaggregated by portfolio class at March 31, 2019 and December 31, 2018

	March 31, 2019
(in thousands)	Recorded investment without an allowance		Recorded investment with an allowance		Unpaid principal balance		Related allowance
Commercial non-real estate	$	158,767	$	72,739	$	278,392	$	1,775
Commercial real estate - owner occupied		10,442		6,532		20,888		205
Total commercial and industrial		169,209		79,271		299,280		1,980
Commercial real estate - income producing		1,130		1,538		3,403		143
Construction and land development		-		19		20		1
Residential mortgages		3,630		1,767		5,942		219
Consumer		471		1,037		1,753		347
Total loans	$	174,440	$	83,632	$	310,398	$	2,690

	December 31, 2018
(in thousands)	Recorded investment without an allowance		Recorded investment with an allowance		Unpaid principal balance		Related allowance
Commercial non-real estate	$	144,625	$	94,759	$	273,290	$	3,636
Commercial real estate - owner occupied		13,027		8,639		25,888		607
Total commercial and industrial		157,652		103,398		299,178		4,243
Commercial real estate - income producing		1,138		1,563		3,428		210
Construction and land development		100		21		121		1
Residential mortgages		2,058		1,818		4,421		444
Consumer		279		728		1,253		216
Total loans	$	161,227	$	107,528	$	308,401	$	5,114

The tables below present the average balances and interest income for total impaired loans for the three months ended March 31, 2019 and 2018.  Interest income recognized represents interest on accruing loans modified in a TDR.

	Three Months Ended
	March 31, 2019				March 31, 2018
(in thousands)	Average Recorded Investment		Interest Income Recognized		Average Recorded Investment		Interest Income Recognized
Commercial non-real estate	$	235,445	$	1,696	$	295,897	$	1,586
Commercial real estate - owner occupied		19,320		80		25,905		66
Total commercial and industrial		254,765		1,776		321,802		1,652
Commercial real estate - income producing		2,685		7		14,801		25
Construction and land development		70		—		238		—
Residential mortgages		4,637		5		9,489		5
Consumer		1,258		16		955		9
Total loans	$	263,415	$	1,804	$	347,285	$	1,691

Age Analysis of Past Due Loans by Portfolio Class

The tables below present the age analysis of past due loans by portfolio class at March 31, 2019 and December 31, 2018.  Purchased credit impaired loans accounted for in pools with an accretable yield are considered to be current.  

March 31, 2019	30-59 days past due		60-89 days past due		Greater than 90 days past due		Total past due		Current		Total Loans		Recorded investment > 90 days and still accruing
(in thousands)
Commercial non-real estate	$	19,036	$	2,527	$	69,249	$	90,812	$	8,565,514	$	8,656,326	$	13,920
Commercial real estate - owner occupied		4,543		561		16,336		21,440		2,493,988		2,515,428		3,937
Total commercial and industrial		23,579		3,088		85,585		112,252		11,059,502		11,171,754		17,857
Commercial real estate - income producing		6,124		-		5,854		11,978		2,551,416		2,563,394		1,876
Construction and land development		8,328		186		1,757		10,271		1,329,796		1,340,067		721
Residential mortgages		39,534		8,045		19,299		66,878		2,866,373		2,933,251		679
Consumer		15,738		4,120		9,225		29,083		2,075,289		2,104,372		660
Total	$	93,303	$	15,439	$	121,720	$	230,462	$	19,882,376	$	20,112,838	$	21,793

December 31, 2018	30-59 days past due		60-89 days past due		Greater than 90 days past due		Total past due		Current		Total Loans		Recorded investment > 90 days and still accruing
(in thousands)
Commercial non-real estate	$	12,257	$	3,895	$	77,551	$	93,703	$	8,526,898		8,620,601	$	10,823
Commercial real estate - owner occupied		2,394		1,570		14,542		18,506		2,439,242		2,457,748		380
Total commercial and industrial		14,651		5,465		92,093		112,209		10,966,140		11,078,349		11,203
Commercial real estate - income producing		2,371		772		5,495		8,638		2,333,141		2,341,779		1,844
Construction and land development		7,397		1,129		2,165		10,691		1,537,644		1,548,335		644
Residential mortgages		32,869		14,706		23,175		70,750		2,839,331		2,910,081		—
Consumer		20,402		4,695		9,665		34,762		2,113,105		2,147,867		618
Total	$	77,690	$	26,767	$	132,593	$	237,050	$	19,789,361	$	20,026,411	$	14,309

Changes in Carrying Amount of Purchased Credit Impaired Loans and Related Accretable Yield

Changes in the carrying amount of purchased credit impaired loans and related accretable yield are presented in the following table for the three months ended March 31, 2019 and the year ended December 31, 2018.

	March 31, 2019						December 31, 2018
(in thousands)	Carrying Amount of Loans			Accretable Yield			Carrying Amount of Loans			Accretable Yield
Balance at beginning of period	$	129,596		$	37,294		$	153,403		$	62,517
Payments received, net		(8,286	)		(1,100	)		(39,556	)		(5,779	)
Accretion		3,584			(3,584	)		15,749			(15,749	)
Decrease in expected cash flows based on actual cash flows and changes in cash flow assumptions		—			(872	)		—			(3,695	)
Balance at end of period	$	124,894		$	31,738		$	129,596		$	37,294

Total Commercial [Member]

Accounts Notes And Loans Receivable [Line Items]

Credit Quality Indicators by Segments and Portfolio Class

The following tables present the credit quality indicators by segments and portfolio class of loans at March 31, 2019 and December 31, 2018. 

	March 31, 2019
(in thousands)	Commercial non-real estate		Commercial real estate - owner- occupied		Total commercial and industrial		Commercial real estate - income producing		Construction and land development		Total commercial
Grade:
Pass	$	8,028,706	$	2,342,948	$	10,371,654	$	2,450,517	$	1,319,519	$	14,141,690
Pass-Watch		166,406		91,434		257,840		81,718		9,743		349,301
Special Mention		62,830		16,159		78,989		10,760		890		90,639
Substandard		398,384		64,887		463,271		20,399		9,915		493,585
Doubtful		—		—		—		—		—		—
Total	$	8,656,326	$	2,515,428	$	11,171,754	$	2,563,394	$	1,340,067	$	15,075,215

	December 31, 2018
(in thousands)	Commercial non-real estate		Commercial real estate - owner- occupied		Total commercial and industrial		Commercial real estate - income producing		Construction and land development		Total commercial
Grade:
Pass	$	7,875,588	$	2,274,211	$	10,149,799		2,265,087	$	1,487,599	$	13,902,485
Pass-Watch		260,510		84,271		344,781		46,535		49,099		440,415
Special Mention		75,752		23,149		98,901		5,510		816		105,227
Substandard		408,751		76,117		484,868		24,647		10,821		520,336
Doubtful		—		—		—		—		—		—
Total	$	8,620,601	$	2,457,748	$	11,078,349	$	2,341,779	$	1,548,335	$	14,968,463

Residential Mortgage and Consumer [Member]

Accounts Notes And Loans Receivable [Line Items]

Credit Quality Indicators by Segments and Portfolio Class

	March 31, 2019						December 31, 2018
(in thousands)	Residential mortgage		Consumer		Total		Residential mortgage		Consumer		Total
Performing	$	2,893,635	$	2,085,456	$	4,979,091	$	2,873,669	$	2,130,395	$	5,004,064
Nonperforming		39,616		18,916		58,532		36,412		17,472		53,884
Total	$	2,933,251	$	2,104,372	$	5,037,623	$	2,910,081	$	2,147,867	$	5,057,948