Note 9 - Loans (Tables)

9 Months Ended

Sep. 30, 2023

Notes Tables

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

	September 30, 2023			December 31, 2022
	(In thousands)
Commercial loans	$	3,090,609		$	3,318,778
Real estate construction loans		474,294			559,372
Commercial mortgage loans		9,511,805			8,793,685
Residential mortgage loans		5,685,844			5,252,952
Equity lines		253,826			324,548
Installment and other loans		7,444			4,689
Gross loans	$	19,023,822		$	18,254,024
Allowance for loan losses		(154,619	)		(146,485	)
Unamortized deferred loan fees, net		(9,521	)		(6,641	)
Total loans, net	$	18,859,682		$	18,100,898

Financing Receivable, Nonaccrual [Table Text Block]

	Three Months Ended				Nine Months Ended
	September 30, 2023				September 30, 2023
	Average Recorded Investment		Interest Income Recognized		Average Recorded Investment		Interest Income Recognized
	(In thousands)
Commercial loans	$	13,147	$	5	$	18,982	$	10
Real estate construction loans		11,266		—		3,797		—
Commercial mortgage loans		37,046		74		37,446		244
Residential mortgage loans and equity lines		13,214		—		11,652		—
Installment and other loans		—		—		1		—
Total non-accrual loans	$	74,673	$	79	$	71,878	$	254

	Three Months Ended				Nine Months Ended
	September 30, 2022				September 30, 2022
	Average Recorded Investment		Interest Income Recognized		Average Recorded Investment		Interest Income Recognized
	(In thousands)
Commercial loans	$	26,809	$	—	$	28,691	$	—
Commercial mortgage loans		18,861		191		28,878		508
Residential mortgage loans and equity lines		16,743		7		14,838		20
Installment and other loans		61		—		35		—
Total non-accrual loans	$	62,474	$	198	$	72,442	$	528

Schedule of Nonaccrual Loans and Related Allowance and Charge Off [Table Text Block]

 

	September 30, 2023
	Unpaid Principal Balance		Recorded Investment		Allowance
	(In thousands)
With no allocated allowance:
Commercial loans	$	26,116	$	14,661	$	—
Real estate construction loans		7,737		7,737		—
Commercial mortgage loans		42,020		32,539		—
Residential mortgage loans and equity lines		13,582		13,138		—
Subtotal	$	89,455	$	68,075	$	—
With allocated allowance:
Real estate construction loans	$	9,255	$	9,255	$	4,221
Total non-accrual loans	$	98,710	$	77,330	$	4,221

	December 31, 2022
	Unpaid Principal Balance		Recorded Investment		Allowance
	(In thousands)
With no allocated allowance:
Commercial loans	$	27,341	$	12,949	$	—
Commercial mortgage loans		37,697		32,205		—
Residential mortgage loans and equity lines		9,626		8,978		—
Installment and other loans		9		8		—
Subtotal	$	74,673	$	54,140	$	—
With allocated allowance:
Commercial loans	$	14,643	$	12,823	$	3,734
Commercial mortgage loans		1,896		1,891		207
Subtotal	$	16,539	$	14,714	$	3,941
Total non-accrual loans	$	91,212	$	68,854	$	3,941

Financing Receivable, Past Due [Table Text Block]

	September 30, 2023
	30-59 Days Past Due		60-89 Days Past Due		90 Days or More Past Due		Non-accrual Loans		Total Past Due		Loans Not Past Due		Total
	(In thousands)
Type of Loans:
Commercial loans	$	6,835	$	3,634	$	1,204	$	14,661	$	26,334	$	3,064,275	$	3,090,609
Real estate construction loans		—		—		—		16,992		16,992		457,302		474,294
Commercial mortgage loans		3,246		6,357		720		32,539		42,862		9,468,943		9,511,805
Residential mortgage loans and equity lines		4,663		10,681		—		13,138		28,482		5,911,188		5,939,670
Installment and other loans		6		—		—		—		6		7,438		7,444
Total loans	$	14,750	$	20,672	$	1,924	$	77,330	$	114,676	$	18,909,146	$	19,023,822

	December 31, 2022
	30-59 Days Past Due		60-89 Days Past Due		90 Days or More Past Due		Non-accrual Loans		Total Past Due		Loans Not Past Due		Total
	(In thousands)
Type of Loans:
Commercial loans	$	8,192	$	3,235	$	10,208	$	25,772	$	47,407	$	3,271,371	$	3,318,778
Real estate construction loans		—		—		—		—		—		559,372		559,372
Commercial mortgage loans		25,772		—		1,372		34,096		61,240		8,732,445		8,793,685
Residential mortgage loans and equity lines		47,043		5,685		—		8,978		61,706		5,515,794		5,577,500
Installment and other loans		5		1		—		8		14		4,675		4,689
Total loans	$	81,012	$	8,921	$	11,580	$	68,854	$	170,367	$	18,083,657	$	18,254,024

Schedule Of Troubled Debt Restructurings [Table Text Block]

	Three Months Ended September 30, 2022								September 30, 2022
	No. of Contracts		Pre-Modification Outstanding Recorded Investment		Post-Modification Outstanding Recorded Investment		Charge-offs		Specific Reserve
	(In thousands)
Commercial loans		2	$	2,572	$	2,572	$	—	$	—
Residential mortgage loans and equity lines		4		1,466		1,442		—		3
Total		6	$	4,038	$	4,014	$	—	$	3

	Nine Months Ended September 30, 2022								September 30, 2022
	No. of Contracts		Pre-Modification Outstanding Recorded Investment		Post-Modification Outstanding Recorded Investment		Charge-offs		Specific Reserve
	(In thousands)
Commercial loans		4	$	6,115	$	6,115	$	—	$	2,566
Commercial Mortgage loans		2	$	2,572	$	2,572	$	—	$	—
Residential mortgage loans and equity lines		8		2,190		2,162		—		4
Total		14	$	10,877	$	10,849	$	—	$	2,570

Financing Receivable, Modified, Amortized Cost [Table Text Block]

	Three Months Ended September 30, 2023									Financial Effects of Loan Modifications
	Term Extension		Combo-Rate Reduction/Term Extension/Payment Delay		Total		Modification as a % of Loan Class			Weighted-Average Rate Reduction		Weighted-Average Term Extension (in Years)		Weighted-Average Payment Deferral (in Years)
	(In thousands)
Loan Type
Commercial loans	$	1,489	$	1,164	$	2,653		0.09	%		0.94		0.80		0.40
Total	$	1,489	$	1,164	$	2,653
	Nine Months Ended September 30, 2023									Financial Effects of Loan Modifications
	Term Extension		Combo-Rate Reduction/Term Extension/Payment Delay		Total		Modification as a % of Loan Class			Weighted-Average Rate Reduction		Weighted-Average Term Extension (in Years)		Weighted-Average Payment Deferral (in Years)
	(In thousands)
Loan Type
Commercial loans	$	1,489	$	1,199	$	2,688		0.09	%		1.27		0.80		0.39
Total	$	1,489	$	1,199	$	2,688

Financing Receivable, Modified, Performance [Table Text Block]

	Three Months Ended September 30, 2023
	Current		30–89 Days Past Due		90+ Days Past Due		Total
	(In thousands)
Loan Type
Commercial loans	$	2,653	$	—	$	—	$	2,653
Total	$	2,653	$	—	$	—	$	2,653

	Nine Months Ended September 30, 2023
	Current		30–89 Days Past Due		90+ Days Past Due		Total
	(In thousands)
Loan Type
Commercial loans	$	2,688	$	—	$	—	$	2,688
Total	$	2,688	$	—	$	—	$	2,688

Financing Receivable, Modified [Table Text Block]

	December 31, 2022
	Payment Deferral		Rate Reduction		Rate Reduction and Payment Deferral		Total
	(In thousands)
Accruing TDRs:
Commercial loans	$	2,588	$	—	$	—	$	2,588
Commercial mortgage loans		2,791		—		5,855		8,646
Residential mortgage loans		2,181		445		1,285		3,911
Total accruing TDRs	$	7,560	$	445	$	7,140	$	15,145

	December 31, 2022
	Payment Deferral		Rate Reduction		Rate Reduction and Payment Deferral		Total
	(In thousands)
Non-accrual TDRs:
Commercial loans	$	3,629	$	—	$	—	$	3,629
Commercial mortgage loans		1,098		—		—		1,098
Residential mortgage loans		1,621		—		—		1,621
Total non-accrual TDRs	$	6,348	$	—	$	—	$	6,348

Loan Held for Investment by Loan Portfolio Segments, Internal Risk Ratings and Vintage Year [Table Text Block]

	Loans Amortized Cost Basis by Origination Year
September 30, 2023	2023		2022		2021		2020		2019		Prior		Revolving Loans		Revolving Converted to Term Loans		Total
	(In thousands)
Commercial loans
Pass/Watch	$	259,326	$	387,990	$	357,365	$	113,463	$	90,879	$	155,766	$	1,568,766	$	7,175	$	2,940,730
Special Mention		4,188		2,083		8,582		29,311		915		773		53,164		—		99,016
Substandard		166		524		11,450		165		768		5,753		29,709		222		48,757
Total	$	263,680	$	390,597	$	377,397	$	142,939	$	92,562	$	162,292	$	1,651,639	$	7,397	$	3,088,503
YTD gross write-offs	$	—	$	276	$	760	$	245	$	3,672	$	6,043	$	1,521	$	—	$	12,517
Real estate construction loans
Pass/Watch	$	22,304	$	118,205	$	218,002	$	44,627	$	16,533	$	3,132	$	—	$	—	$	422,803
Special Mention		1,482		—		8,248		—		—		22,998		—		—		32,728
Substandard		—		—		—		—		7,736		9,255		—		—		16,991
Total	$	23,786	$	118,205	$	226,250	$	44,627	$	24,269	$	35,385	$	—	$	—	$	472,522
YTD gross write-offs	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—
Commercial mortgage loans
Pass/Watch	$	1,626,562	$	2,005,931	$	1,617,398	$	923,929	$	1,032,298	$	1,855,014	$	186,502	$	—	$	9,247,634
Special Mention		34,868		19,097		34,891		3,330		16,198		34,985		1,399		—		144,768
Substandard		—		11,937		12,247		5,526		17,376		62,260		2,671		—		112,017
Total	$	1,661,430	$	2,036,965	$	1,664,536	$	932,785	$	1,065,872	$	1,952,259	$	190,572	$	—	$	9,504,419
YTD gross write-offs	$	—	$	—	$	207	$	—	$	969	$	4,165	$	—	$	—	$	5,341
Residential mortgage loans
Pass/Watch	$	847,550	$	1,147,491	$	920,385	$	538,989	$	557,098	$	1,652,948	$	—	$	—	$	5,664,461
Special Mention		—		—		—		33		—		1,632		—		—		1,665
Substandard		—		951		433		3,446		2,555		13,150		—		—		20,535
Total	$	847,550	$	1,148,442	$	920,818	$	542,468	$	559,653	$	1,667,730	$	—	$	—	$	5,686,661
YTD gross write-offs	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—
Equity lines
Pass/Watch	$	—	$	108	$	—	$	—	$	—	$	—	$	233,892	$	17,322	$	251,322
Special Mention		—		—		—		—		—		—		—		—		—
Substandard		—		—		—		—		—		—		3,362		175		3,537
Total	$	—	$	108	$	—	$	—	$	—	$	—	$	237,254	$	17,497	$	254,859
YTD gross write-offs	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—
Installment and other loans
Pass/Watch	$	4,591	$	2,735	$	5	$	—	$	—	$	—	$	—	$	—	$	7,331
Special Mention		—		6		—		—		—		—		—		—		6
Substandard		—		—		—		—		—		—		—		—		—
Total	$	4,591	$	2,741	$	5	$	—	$	—	$	—	$	—	$	—	$	7,337
YTD gross write-offs	$	—	$	15	$	—	$	—	$	—	$	—	$	—	$	—	$	15
Total loans	$	2,801,037	$	3,697,058	$	3,189,006	$	1,662,819	$	1,742,356	$	3,817,666	$	2,079,465	$	24,894	$	19,014,301
Total YTD gross write-offs	$	—	$	291	$	967	$	245	$	4,641	$	10,208	$	1,521	$	—	$	17,873

	Loans Amortized Cost Basis by Origination Year
December 31, 2022	2023		2022		2021		2020		2019		Prior		Revolving Loans		Revolving Converted to Term Loans		Total
	(In thousands)
Commercial loans
Pass/Watch	$	488,748	$	446,647	$	180,226	$	119,355	$	107,896	$	106,649	$	1,753,509	$	6,560	$	3,209,590
Special Mention		1,212		4,696		2,818		68		308		4,354		41,110		—		54,566
Substandard		25		12,750		342		4,859		2,766		6,985		22,084		133		49,944
Doubtful		—		—		—		1,504		2,185		—		234		—		3,923
Total	$	489,985	$	464,093	$	183,386	$	125,786	$	113,155	$	117,988	$	1,816,937	$	6,693	$	3,318,023
YTD gross write-offs	$	96	$	587	$	120	$	71	$	1,786	$	360	$	202	$	—	$	3,222
Real estate construction loans
Pass/Watch	$	99,798	$	264,197	$	113,312	$	20,479	$	3,067	$	—	$	—	$	—	$	500,853
Special Mention		—		360		9,449		11,643		22,945		—		—		—		44,397
Substandard		—		—		—		1,736		9,309		—		—		—		11,045
Total	$	99,798	$	264,557	$	122,761	$	33,858	$	35,321	$	—	$	—	$	—	$	556,295
YTD gross write-offs	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—
Commercial mortgage loans
Pass/Watch	$	2,087,650	$	1,728,607	$	975,953	$	1,094,505	$	908,748	$	1,420,982	$	178,116	$	—	$	8,394,561
Special Mention		22,150		57,015		25,593		32,119		17,999		63,782		1,600		—		220,258
Substandard		12,320		7,861		14,392		19,972		34,899		81,844		2,631		—		173,919
Total	$	2,122,120	$	1,793,483	$	1,015,938	$	1,146,596	$	961,646	$	1,566,608	$	182,347	$	—	$	8,788,738
YTD gross write-offs	$	—	$	—	$	—	$	—	$	2,091	$	—	$	—	$	—	$	2,091
Residential mortgage loans
Pass/Watch	$	1,228,391	$	964,799	$	580,990	$	600,786	$	417,565	$	1,444,320	$	—	$	—	$	5,236,851
Special Mention		—		—		33		—		752		905		—		—		1,690
Substandard		206		762		2,028		1,966		1,799		8,785		—		—		15,546
Total	$	1,228,597	$	965,561	$	583,051	$	602,752	$	420,116	$	1,454,010	$	—	$	—	$	5,254,087
YTD gross write-offs	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—
Equity lines
Pass/Watch	$	731	$	—	$	—	$	—	$	—	$	—	$	302,825	$	21,460	$	325,016
Special Mention		5		—		—		—		—		—		—		—		5
Substandard		12		—		—		—		—		—		1,043		220		1,275
Total	$	748	$	—	$	—	$	—	$	—	$	—	$	303,868	$	21,680	$	326,296
YTD gross write-offs	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—	$	—
Installment and other loans
Pass/Watch	$	1,792	$	2,152	$	—	$	—	$	—	$	—	$	—	$	—	$	3,944
Total	$	1,792	$	2,152	$	—	$	—	$	—	$	—	$	—	$	—	$	3,944
YTD gross write-offs	$	115	$	—	$	—	$	—	$	—	$	—	$	62	$	—	$	177
Total loans	$	3,943,040	$	3,489,846	$	1,905,136	$	1,908,992	$	1,530,238	$	3,138,606	$	2,303,152	$	28,373	$	18,247,383
Total YTD gross write-offs	$	211	$	587	$	120	$	71	$	3,877	$	360	$	264	$	—	$	5,490

Financing Receivable, Allowance for Credit Loss [Table Text Block]

										Residential
				Real Estate			Commercial			Mortgage Loans		Installment
	Commercial			Construction			Mortgage			and		and Other
	Loans			Loans			Loans			Equity Lines		Loans			Total
	(In thousands)
Allowance for Loan Losses:
June 30, 2023 Ending Balance	$	50,579		$	12,751		$	73,547		$	18,214	$	18		$	155,109
(Reversal)/provision for expected credit losses		(178	)		2,360			3,307			586		46			6,121
Charge-offs		(6,254	)		—			(1,221	)		—		(8	)		(7,483	)
Recoveries		611			—			252			9		—			872
Net charge-offs		(5,643	)		—			(969	)		9		(8	)		(6,611	)
September 30, 2023 Ending Balance	$	44,758		$	15,111		$	75,885		$	18,809	$	56		$	154,619
Allowance for unfunded credit commitments:
June 30, 2023 Ending Balance	$	6,984		$	3,541		$	—		$	—	$	—		$	10,525
Provision/(reversal) for expected credit losses		1,570			(691	)		—			—		—			879
September 30, 2023 Ending Balance	$	8,554		$	2,850		$	—		$	—	$	—		$	11,404

										Residential
				Real Estate			Commercial			Mortgage Loans			Installment
	Commercial			Construction			Mortgage			and			and Other
	Loans			Loans			Loans			Equity Lines			Loans			Total
	(In thousands)
Allowance for Loan Losses:
June 30, 2022 Ending Balance	$	49,069		$	7,276		$	68,600		$	23,692		$	135		$	148,772
Provision/(reversal) for expected credit losses		1,845			(1,065	)		1,362			(1,612	)		72			602
Charge-offs		(2,091	)		—			—			(58	)		(79	)		(2,228	)
Recoveries		1,576			—			88			7			—			1,671
Net (charge-offs)/recoveries		(515	)		—			88			(51	)		(79	)		(557	)
September 30, 2022 Ending Balance	$	50,399		$	6,211		$	70,050		$	22,029		$	128		$	148,817
Allowance for unfunded credit commitments:
June 30, 2022 Ending Balance	$	2,804		$	3,306		$	26		$	—		$	—		$	6,136
Provision/(reversal) for expected credit losses		1,576			(152	)		(26	)		—			—			1,398
September 30, 2022 Ending Balance	$	4,380		$	3,154		$	—		$	—		$	—		$	7,534

										Residential
				Real Estate			Commercial			Mortgage Loans		Installment
	Commercial			Construction			Mortgage			and		and Other
	Loans			Loans			Loans			Equity Lines		Loans			Total
	(In thousands)
Allowance for Loan Losses:
December 31, 2022 Ending Balance	$	49,435		$	10,417		$	68,366		$	18,232	$	35		$	146,485
Provision for expected credit losses		6,276			4,694			10,027			548		36			21,581
Charge-offs		(12,517	)		—			(5,341	)		—		(15	)		(17,873	)
Recoveries		1,564			—			2,833			29		—			4,426
Net (charge-offs)/recoveries		(10,953	)		—			(2,508	)		29		(15	)		(13,447	)
September 30, 2023 Ending Balance	$	44,758		$	15,111		$	75,885		$	18,809	$	56		$	154,619
Allowance for unfunded credit commitments:
December 31, 2022 Ending Balance	$	4,840		$	3,890		$	—		$	—	$	—		$	8,730
Provision/(reversal) for expected credit losses		3,714			(1,040	)		—			—		—			2,674
September 30, 2023 Ending Balance	$	8,554		$	2,850		$	—		$	—	$	—		$	11,404

									Residential
				Real Estate			Commercial		Mortgage Loans			Installment
	Commercial			Construction			Mortgage		and			and Other
	Loans			Loans			Loans		Equity Lines			Loans			Total
	(In thousands)
Allowance for Loan Losses:
December 31, 2021 Ending Balance	$	43,394		$	6,302		$	61,081	$	25,379		$	1		$	136,157
Provision/(reversal) for expected credit losses		7,258			(97	)		8,699		(3,357	)		206			12,709
Charge-offs		(2,362	)		—			—		(58	)		(80	)		(2,500	)
Recoveries		2,109			6			270		65			1			2,451
Net (charge-offs)/recoveries		(253	)		6			270		7			(79	)		(49	)
September 30, 2022 Ending Balance	$	50,399		$	6,211		$	70,050	$	22,029		$	128		$	148,817
Allowance for unfunded credit commitments:
December 31, 2021 Ending Balance	$	3,725		$	3,375		$	—	$	—		$	—		$	7,100
Provision/(reversal) for expected credit losses		655			(221	)		—		—			—			434
September 30, 2022 Ending Balance	$	4,380		$	3,154		$	—	$	—		$	—		$	7,534