Note 8 - Loans (Tables)

9 Months Ended

Sep. 30, 2019

Notes Tables

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

	September 30, 2019			December 31, 2018
	(In thousands)
Commercial loans	$	2,668,061		$	2,741,965
Residential mortgage loans		4,010,739			3,693,853
Commercial mortgage loans		7,135,599			6,724,200
Equity lines		315,252			249,967
Real estate construction loans		593,816			581,454
Installment and other loans		5,087			4,349
Gross loans	$	14,728,554		$	13,995,788
Allowance for loan losses		(125,908	)		(122,391	)
Unamortized deferred loan fees, net		(1,081	)		(1,565	)
Total loans, net	$	14,601,565		$	13,871,832
Loans held for sale	$	36,778		$	—

Impaired Financing Receivables [Table Text Block]

	Three Months Ended September 30,								Nine Months Ended September 30,
	2019				2018				2019				2018
	Average Recorded Investment		Interest Income Recognized		Average Recorded Investment		Interest Income Recognized		Average Recorded Investment		Interest Income Recognized		Average Recorded Investment		Interest Income Recognized
	(In thousands)
Commercial loans	$	38,659	$	208	$	48,772	$	461	$	41,132	$	705	$	46,920	$	1,152
Real estate construction loans		4,662		—		5,980		—		4,734		—		7,490		—
Commercial mortgage loans		40,699		332		55,375		576		51,323		1,034		59,314		1,757
Residential mortgage loans and equity lines		13,133		78		13,724		108		13,126		237		14,032		279
Total impaired loans	$	97,153	$	618	$	123,851	$	1,145	$	110,315	$	1,976	$	127,756	$	3,188

Schedule Of Impaired Loans And Related Allowance And Charge Off [Table Text Block]

	September 30, 2019						December 31, 2018
	Unpaid Principal Balance		Recorded Investment		Allowance		Unpaid Principal Balance		Recorded Investment		Allowance
	(In thousands)
With no allocated allowance
Commercial loans	$	24,711	$	20,492	$	—	$	32,015	$	30,368	$	—
Real estate construction loans		5,776		4,629		—		5,776		4,873		—
Commercial mortgage loans		11,663		11,517		—		34,129		24,409		—
Residential mortgage loans and equity lines		6,808		6,770		—		5,685		5,665		—
Subtotal	$	48,958	$	43,408	$	—	$	77,605	$	65,315	$	—
With allocated allowance
Commercial loans	$	13,251	$	13,234	$	744	$	6,653	$	6,570	$	1,837
Commercial mortgage loans		26,356		26,288		536		27,099		27,063		877
Residential mortgage loans and equity lines		7,011		5,917		221		8,934		7,938		1,088
Subtotal	$	46,618	$	45,439	$	1,501	$	42,686	$	41,571	$	3,802
Total impaired loans	$	95,576	$	88,847	$	1,501	$	120,291	$	106,886	$	3,802

Financing Receivable, Past Due [Table Text Block]

	September 30, 2019
	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)
Commercial loans	$	29,905	$	8,736	$	—	$	22,970	$	61,611	$	2,606,450	$	2,668,061
Real estate construction loans		—		—		—		4,629		4,629		589,187		593,816
Commercial mortgage loans		2,926		3,687		683		12,330		19,626		7,115,973		7,135,599
Residential mortgage loans and equity lines		286		—		—		7,271		7,557		4,318,434		4,325,991
Installment and other loans		—		—		—		—		—		5,087		5,087
Total loans	$	33,117	$	12,423	$	683	$	47,200	$	93,423	$	14,635,131	$	14,728,554

	December 31, 2018
	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)
Commercial loans	$	25,494	$	2,454	$	514	$	18,805	$	47,267	$	2,694,698	$	2,741,965
Real estate construction loans		—		3,156		—		4,872		8,028		573,426		581,454
Commercial mortgage loans		10,797		8,545		3,259		10,611		33,212		6,690,988		6,724,200
Residential mortgage loans and equity lines		9,687		336		—		7,527		17,550		3,926,270		3,943,820
Installment and other loans		—		—		—		—		—		4,349		4,349
Total loans	$	45,978	$	14,491	$	3,773	$	41,815	$	106,057	$	13,889,731	$	13,995,788

Schedule Of Troubled Debt Restructurings [Table Text Block]

	Three Months Ended September 30, 2019								September 30, 2019
	No. of Contracts		Pre-Modification Outstanding Recorded Investment		Post-Modification Outstanding Recorded Investment		Charge-offs		Specific Reserve
	(In thousands)
Commercial loans		3	$	7,585	$	6,165	$	—	$	89
Total		3	$	7,585	$	6,165	$	—	$	89

	Three Months Ended September 30, 2018								September 30, 2018
	No. of Contracts		Pre-Modification Outstanding Recorded Investment		Post-Modification Outstanding Recorded Investment		Charge-offs		Specific Reserve
	(In thousands)
Commercial loans		3	$	4,621	$	4,621	$	—	$	2,467
Commercial mortgage loans		1		339		339		—		—
Residential mortgage loans and equity lines		2		413		413		—		16
Total		6	$	5,373	$	5,373	$	—	$	2,483

	Nine Months Ended September 30, 2019								September 30, 2019
	No. of Contracts		Pre-Modification Outstanding Recorded Investment		Post-Modification Outstanding Recorded Investment		Charge-offs		Specific Reserve
	(In thousands)
Commercial loans		23	$	25,937	$	10,814	$	—	$	125
Total		23	$	25,937	$	10,814	$	—	$	125

	Nine Months Ended September 30, 2018								September 30, 2018
	No. of Contracts		Pre-Modification Outstanding Recorded Investment		Post-Modification Outstanding Recorded Investment		Charge-offs		Specific Reserve
	(In thousands)
Commercial loans		21	$	12,212	$	12,212	$	—	$	2,493
Commercial mortgage loans		7		14,626		14,626		—		119
Residential mortgage loans and equity lines		4		1,213		1,213		—		24
Total		32	$	28,051	$	28,051	$	—	$	2,636

Financing Receivable, Troubled Debt Restructuring [Table Text Block]

	September 30, 2019
	Payment Deferral		Rate Reduction		Rate Reduction and Payment Deferral		Total
	(In thousands)
Accruing TDRs
Commercial loans	$	10,756	$	—	$	—	$	10,756
Commercial mortgage loans		782		5,757		18,936		25,475
Residential mortgage loans		2,931		319		2,166		5,416
Total accruing TDRs	$	14,469	$	6,076	$	21,102	$	41,647

	December 31, 2018
	Payment Deferral		Rate Reduction		Rate Reduction and Payment Deferral		Total
	(In thousands)
Accruing TDRs
Commercial loans	$	18,135	$	—	$	—	$	18,135
Commercial mortgage loans		14,022		7,420		19,418		40,860
Residential mortgage loans		3,353		327		2,396		6,076
Total accruing TDRs	$	35,510	$	7,747	$	21,814	$	65,071

Non Accrual Troubled Debt Restructurings [Table Text Block]

	September 30, 2019
	Payment Deferral		Rate Reduction		Rate Reduction and Payment Deferral		Total
	(In thousands)
Non-accrual TDRs
Commercial loans	$	18,057	$	—	$	—	$	18,057
Residential mortgage loans		1,629		—		101		1,730
Total non-accrual TDRs	$	19,686	$	—	$	101	$	19,787

	December 31, 2018
	Payment Deferral		Rate Reduction		Rate Reduction and Payment Deferral		Total
	(In thousands)
Non-accrual TDRs
Commercial loans	$	13,771	$	—	$	—	$	13,771
Commercial mortgage loans		3,682		—		4,884		8,566
Residential mortgage loans		1,741		—		111		1,852
Total non-accrual TDRs	$	19,194	$	—	$	4,995	$	24,189

Activity Within The Troubled Debt Resturings [Table Text Block]

	Three Months Ended September 30,						Nine Months Ended September 30,
	2019			2018			2019			2018
	(In thousands)
Accruing TDRs
Beginning balance	$	64,898		$	84,487		$	65,071		$	68,566
New restructurings		240			2,589			15,432			25,036
Restructured loans restored to accrual status		—			577			—			2,895
Charge-offs		(1,341	)		—			(1,341	)		—
Payments		(22,150	)		(13,055	)		(36,219	)		(19,801	)
Restructured loans placed on non-accrual status		—			—			(1,296	)		(2,098	)
Ending balance	$	41,647		$	74,598		$	41,647		$	74,598

	Three Months Ended September 30,						Nine Months Ended September 30,
	2019			2018			2019			2018
	(In thousands)
Non-accrual TDRs
Beginning balance	$	22,457		$	30,347		$	24,189		$	33,415
New restructurings		7,345			2,784			10,505			3,015
Restructured loans placed on non-accrual status		—			—			1,296			2,098
Charge-offs		(2,389	)		—			(3,607	)		(161	)
Payments		(7,626	)		(4,836	)		(12,596	)		(7,754	)
Restructured loans restored to accrual status		—			(577	)		—			(2,895	)
Ending balance	$	19,787		$	27,718		$	19,787		$	27,718

Financing Receivable Credit Quality Indicators [Table Text Block]

	September 30, 2019
	Pass/Watch		Special Mention		Substandard		Doubtful		Total
	(In thousands)
Commercial loans	$	2,432,623	$	151,265	$	84,173	$	—	$	2,668,061
Real estate construction loans		514,725		74,462		4,629		—		593,816
Commercial mortgage loans		6,824,241		233,155		78,203		—		7,135,599
Residential mortgage loans and equity lines		4,317,793		927		7,271		—		4,325,991
Installment and other loans		5,087		—		—		—		5,087
Total gross loans	$	14,094,469	$	459,809	$	174,276	$	—	$	14,728,554

	December 31, 2018
	Pass/Watch		Special Mention		Substandard		Doubtful		Total
	(In thousands)
Commercial loans	$	2,603,901	$	87,987	$	50,077	$	—	$	2,741,965
Real estate construction loans		514,406		62,175		4,873		—		581,454
Commercial mortgage loans		6,337,368		304,791		82,041		—		6,724,200
Residential mortgage loans and equity lines		3,934,762		—		9,058		—		3,943,820
Installment and other loans		4,349		—		—		—		4,349
Total gross loans	$	13,394,786	$	454,953	$	146,049	$	—	$	13,995,788

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)
June 30, 2019 Ending Balance	$	54,293		$	21,010		$	33,154		$	14,164		$	30		$	122,651
Provision/(reversal) for possible credit losses		7,400			(2,690	)		(4,648	)		(2,057	)		(5	)		(2,000	)
Charge-offs		(3,356	)		—			—			—			—			(3,356	)
Recoveries		212			3,378			4,961			62			—			8,613
Net (charge-offs)/recoveries		(3,144	)		3,378			4,961			62			—			5,257
September 30, 2019 Ending Balance	$	58,549		$	21,698		$	33,467		$	12,169		$	25		$	125,908

									Residential
				Real Estate		Commercial			Mortgage Loans		Installment
	Commercial			Construction		Mortgage			and		and Other
	Loans			Loans		Loans			Equity Lines		Loans		Total
	(In thousands)
June 30, 2018 Ending Balance	$	55,179		$	20,663	$	33,976		$	12,062	$	19	$	121,899
Provision/(reversal) for possible credit losses		1,270			519		(4,138	)		842		7		(1,500	)
Charge-offs		(122	)		—		—			—		—		(122	)
Recoveries		187			44		2,944			5		—		3,180
Net recoveries		65			44		2,944			5		—		3,058
September 30, 2018 Ending Balance	$	56,514		$	21,226	$	32,782		$	12,909	$	26	$	123,457

										Residential
				Real Estate			Commercial			Mortgage Loans			Installment
	Commercial			Construction			Mortgage			and			and Other
	Loans			Loans			Loans			Equity Lines			Loans		Total
	(In thousands)
2019 Beginning Balance	$	54,978		$	19,626		$	33,487		$	14,282		$	18	$	122,391
Provision/(reversal) for possible credit losses		8,262			(2,540	)		(5,234	)		(2,495	)		7		(2,000	)
Charge-offs		(6,300	)		—			—			—			—		(6,300	)
Recoveries		1,609			4,612			5,214			382			—		11,817
Net (charge-offs)/recoveries		(4,691	)		4,612			5,214			382			—		5,517
September 30, 2019 Ending Balance	$	58,549		$	21,698		$	33,467		$	12,169		$	25	$	125,908
Reserve for impaired loans	$	744		$	—		$	536		$	221		$	—	$	1,501
Reserve for non-impaired loans	$	57,805		$	21,698		$	32,931		$	11,948		$	25	$	124,407
Reserve for off-balance sheet credit commitments	$	2,505		$	1,608		$	121		$	313		$	3	$	4,550

										Residential
				Real Estate			Commercial			Mortgage Loans		Installment
	Commercial			Construction			Mortgage			and		and Other
	Loans			Loans			Loans			Equity Lines		Loans		Total
	(In thousands)
2018 Beginning Balance	$	49,796		$	24,838		$	37,610		$	11,013	$	22	$	123,279
Provision/(reversal) for possible credit losses		6,097			(3,744	)		(8,672	)		1,815		4		(4,500	)
Charge-offs		(629	)		—			(390	)		—		—		(1,019	)
Recoveries		1,250			132			4,234			81		—		5,697
Net recoveries		621			132			3,844			81		—		4,678
September 30, 2018 Ending Balance	$	56,514		$	21,226		$	32,782		$	12,909	$	26	$	123,457
Reserve for impaired loans	$	2,506		$	—		$	917		$	281	$	—	$	3,704
Reserve for non-impaired loans	$	54,008		$	21,226		$	31,865		$	12,628	$	26	$	119,753
Reserve for off-balance sheet credit commitments	$	1,615		$	1,174		$	78		$	215	$	6	$	3,088

Impairment Method [Member]

Notes Tables

Impaired Financing Receivables [Table Text Block]

	September 30, 2019
			Real Estate		Commercial		Residential		Installment
	Commercial		Construction		Mortgage		Mortgage Loans		and
	Loans		Loans		Loans		and Equity Lines		Other Loans		Total
	(In thousands)
Loans individually evaluated for impairment
Allowance	$	744	$	—	$	536	$	221	$	—	$	1,501
Balance	$	33,726	$	4,629	$	37,805	$	12,687	$	—	$	88,847
Loans collectively evaluated for impairment
Allowance	$	57,805	$	21,698	$	32,931	$	11,948	$	25	$	124,407
Balance	$	2,634,335	$	589,187	$	7,097,794	$	4,313,304	$	5,087	$	14,639,707
Total allowance	$	58,549	$	21,698	$	33,467	$	12,169	$	25	$	125,908
Total balance	$	2,668,061	$	593,816	$	7,135,599	$	4,325,991	$	5,087	$	14,728,554

	December 31, 2018
			Real Estate		Commercial		Residential		Installment
	Commercial		Construction		Mortgage		Mortgage Loans		and
	Loans		Loans		Loans		and Equity Lines		Other Loans		Total
	(In thousands)
Loans individually evaluated for impairment
Allowance	$	1,837	$	—	$	877	$	1,088	$	—	$	3,802
Balance	$	36,940	$	4,873	$	51,471	$	13,602	$	—	$	106,886
Loans collectively evaluated for impairment
Allowance	$	53,141	$	19,626	$	32,610	$	13,194	$	18	$	118,589
Balance	$	2,705,025	$	576,581	$	6,672,729	$	3,930,218	$	4,349	$	13,888,902
Total allowance	$	54,978	$	19,626	$	33,487	$	14,282	$	18	$	122,391
Total balance	$	2,741,965	$	581,454	$	6,724,200	$	3,943,820	$	4,349	$	13,995,788