Note 8 - Loans (Tables)

6 Months Ended

Jun. 30, 2019

Notes Tables

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

	June 30, 2019			December 31, 2018
	(In thousands)
Commercial loans	$	2,772,982		$	2,741,965
Residential mortgage loans		3,967,135			3,693,853
Commercial mortgage loans		6,945,562			6,724,200
Equity lines		302,351			249,967
Real estate construction loans		598,849			581,454
Installment and other loans		6,631			4,349
Gross loans	$	14,593,510		$	13,995,788
Allowance for loan losses		(122,651	)		(122,391	)
Unamortized deferred loan fees, net		(1,415	)		(1,565	)
Total loans, net	$	14,469,444		$	13,871,832

Impaired Financing Receivables [Table Text Block]

	Three Months Ended June 30,								Six Months Ended June 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	$	46,792	$	587	$	46,763	$	498	$	42,388	$	820	$	45,978	$	825
Real estate construction loans		4,726		—		8,378		—		4,771		—		8,258		—
Commercial mortgage loans		54,404		448		64,004		633		56,724		942		61,316		1,264
Residential mortgage loans and equity lines		12,983		81		14,664		93		13,123		165		14,189		186
Total impaired loans	$	118,905	$	1,116	$	133,809	$	1,224	$	117,006	$	1,927	$	129,741	$	2,275

	June 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	$	832	$	—	$	620	$	234	$	—	$	1,686
Balance	$	52,823	$	4,702	$	49,140	$	12,981	$	—	$	119,646
Loans collectively evaluated for impairment
Allowance	$	53,461	$	21,010	$	32,534	$	13,930	$	30	$	120,965
Balance	$	2,720,159	$	594,147	$	6,896,422	$	4,256,505	$	6,631	$	14,473,864
Total allowance	$	54,293	$	21,010	$	33,154	$	14,164	$	30	$	122,651
Total balance	$	2,772,982	$	598,849	$	6,945,562	$	4,269,486	$	6,631	$	14,593,510

	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

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

	June 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	$	45,022	$	40,260	$	—	$	32,015	$	30,368	$	—
Real estate construction loans		5,776		4,702		—		5,776		4,873		—
Commercial mortgage loans		33,410		23,436		—		34,129		24,409		—
Residential mortgage loans and equity lines		7,043		6,997		—		5,685		5,665		—
Subtotal	$	91,251	$	75,395	$	—	$	77,605	$	65,315	$	—
With allocated allowance
Commercial loans	$	12,577	$	12,563	$	832	$	6,653	$	6,570	$	1,837
Commercial mortgage loans		25,761		25,704		620		27,099		27,063		877
Residential mortgage loans and equity lines		7,055		5,984		234		8,934		7,938		1,088
Subtotal	$	45,393	$	44,251	$	1,686	$	42,686	$	41,571	$	3,802
Total impaired loans	$	136,644	$	119,646	$	1,686	$	120,291	$	106,886	$	3,802

Financing Receivable, Past Due [Table Text Block]

	June 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	$	4,998	$	970	$	—	$	28,070	$	34,038	$	2,738,944	$	2,772,982
Real estate construction loans		2,827		—		—		4,702		7,529		591,320		598,849
Commercial mortgage loans		4,930		4,264		14,469		14,515		38,178		6,907,384		6,945,562
Residential mortgage loans and equity lines		—		511		—		7,461		7,972		4,261,514		4,269,486
Installment and other loans		—		—		—		—		—		6,631		6,631
Total loans	$	12,755	$	5,745	$	14,469	$	54,748	$	87,717	$	14,505,793	$	14,593,510

	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 June 30, 2019								June 30, 2019
	No. of Contracts		Pre-Modification Outstanding Recorded Investment		Post-Modification Outstanding Recorded Investment		Charge-offs		Specific Reserve
	(In thousands)
Commercial loans		19	$	16,405	$	15,551	$	811	$	37
Total		19	$	16,405	$	15,551	$	811	$	37

	Three Months Ended June 30, 2018								June 30, 2018
	No. of Contracts		Pre-Modification Outstanding Recorded Investment		Post-Modification Outstanding Recorded Investment		Charge-offs		Specific Reserve
	(In thousands)
Commercial loans		15	$	5,127	$	5,127	$	—	$	—
Total		15	$	5,127	$	5,127	$	—	$	—

	Six Months Ended June 30, 2019								June 30, 2019
	No. of Contracts		Pre-Modification Outstanding Recorded Investment		Post-Modification Outstanding Recorded Investment		Charge-offs		Specific Reserve
	(In thousands)
Commercial loans		20	$	18,352	$	16,381	$	811	$	37
Total		20	$	18,352	$	16,381	$	811	$	37

	Six Months Ended June 30, 2018								June 30, 2018
	No. of Contracts		Pre-Modification Outstanding Recorded Investment		Post-Modification Outstanding Recorded Investment		Charge-offs		Specific Reserve
	(In thousands)
Commercial loans		18	$	7,590	$	7,590	$	—	$	—
Commercial mortgage loans		6		14,287		14,287		—		126
Residential mortgage loans and equity lines		2		801		801		—		8
Total		26	$	22,678	$	22,678	$	—	$	134

Financing Receivable, Troubled Debt Restructuring [Table Text Block]

	June 30, 2019
	Payment Deferral		Rate Reduction		Rate Reduction and Payment Deferral		Total
	(In thousands)
Accruing TDRs
Commercial loans	$	24,753	$	—	$	—	$	24,753
Commercial mortgage loans		9,761		5,775		19,090		34,626
Residential mortgage loans		3,010		321		2,188		5,519
Total accruing TDRs	$	37,524	$	6,096	$	21,278	$	64,898

	June 30, 2019
	Payment Deferral		Rate Reduction		Rate Reduction and Payment Deferral		Total
	(In thousands)
Non-accrual TDRs
Commercial loans	$	16,278	$	—	$	—	$	16,278
Commercial mortgage loans		—		—		4,417		4,417
Residential mortgage loans		1,658		—		104		1,762
Total non-accrual TDRs	$	17,936	$	—	$	4,521	$	22,457

	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]

	December 31, 2018
	Payment Deferral		Rate Reduction		Rate Reductio 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 June 30,						Six Months Ended June 30,
	2019			2018			2019			2018
	(In thousands)
Accruing TDRs
Beginning balance	$	62,948		$	82,785		$	65,071		$	68,566
New restructurings		13,244			5,127			15,192			22,447
Restructured loans restored to accrual status		—			—			—			2,318
Payments		(9,998	)		(2,855	)		(14,069	)		(6,746	)
Restructured loans placed on non-accrual status		(1,296	)		(570	)		(1,296	)		(2,098	)
Ending balance	$	64,898		$	84,487		$	64,898		$	84,487

	Three Months Ended June 30,						Six Months Ended June 30,
	2019			2018			2019			2018
	(In thousands)
Non-accrual TDRs
Beginning balance	$	23,301		$	31,195		$	24,189		$	33,415
New restructurings		3,160			—			3,160			231
Restructured loans placed on non-accrual status		1,296			570			1,296			2,098
Charge-offs		(811	)		(161	)		(1,218	)		(161	)
Payments		(4,489	)		(1,257	)		(4,970	)		(2,918	)
Restructured loans restored to accrual status		—			—			—			(2,318	)
Ending balance	$	22,457		$	30,347		$	22,457		$	30,347

Financing Receivable Credit Quality Indicators [Table Text Block]

	June 30, 2019
	Pass/Watch		Special Mention		Substandard		Doubtful		Total
	(In thousands)
Commercial loans	$	2,568,884	$	111,658	$	92,440	$	—	$	2,772,982
Real estate construction loans		538,843		55,303		4,703		—		598,849
Commercial mortgage loans		6,632,331		222,932		90,299		—		6,945,562
Residential mortgage loans and equity lines		4,260,303		939		8,244		—		4,269,486
Installment and other loans		6,631		—		—		—		6,631
Total gross loans	$	14,006,992	$	390,832	$	195,686	$	—	$	14,593,510

	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]

Three months ended June 30, 2019 and 2018
									Residential
				Real Estate		Commercial			Mortgage Loans		Installment
	Commercial			Construction		Mortgage			and		and Other
	Loans			Loans		Loans			Equity Lines		Loans			Total
	(In thousands)
March 31, 2019 Ending Balance	$	54,750		$	20,723	$	33,073		$	13,975	$	34		$	122,555
Provision/(reversal) for possible credit losses		(100	)		257		(180	)		27		(4	)		—
Charge-offs		(1,713	)		—		—			—		—			(1,713	)
Recoveries		1,356			30		261			162		—			1,809
Net (charge-offs)/recoveries		(357	)		30		261			162		—			96
June 30, 2019 Ending Balance	$	54,293		$	21,010	$	33,154		$	14,164	$	30		$	122,651

										Residential
				Real Estate			Commercial			Mortgage Loans			Installment
	Commercial			Construction			Mortgage			and			and Other
	Loans			Loans			Loans			Equity Lines			Loans			Total
	(In thousands)
March 31, 2018 Ending Balance	$	54,597		$	21,864		$	34,230		$	11,372		$	21		$	122,084
Provision/(reversal) for possible credit losses		920			(1,245	)		(533	)		860			(2	)		—
Charge-offs		(488	)		—			(161	)		(229	)		—			(878	)
Recoveries		150			44			440			59			—			693
Net (charge-offs)/recoveries		(338	)		44			279			(170	)		—			(185	)
June 30, 2018 Ending Balance	$	55,179		$	20,663		$	33,976		$	12,062		$	19		$	121,899

Six months ended June 30, 2019 and 2018
									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		862			310		(746	)		(438	)		12		—
Charge-offs		(2,944	)		—		—			—			—		(2,944	)
Recoveries		1,397			1,074		413			320			—		3,204
Net (charge-offs)/recoveries		(1,547	)		1,074		413			320			—		260
June 30, 2019 Ending Balance	$	54,293		$	21,010	$	33,154		$	14,164		$	30	$	122,651
Reserve for impaired loans	$	832		$	—	$	620		$	234		$	—	$	1,686
Reserve for non-impaired loans	$	53,461		$	21,010	$	32,534		$	13,930		$	30	$	120,965
Reserve for off-balance sheet credit commitments	$	2,090		$	2,029	$	137		$	290		$	4	$	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		4,827			(4,263	)		(4,696	)		1,135			(3	)		(3,000	)
Charge-offs		(507	)		—			(161	)		(229	)		—			(897	)
Recoveries		1,063			88			1,223			143			—			2,517
Net recoveries/(charge-offs)		556			88			1,062			(86	)		—			1,620
June 30, 2018 Ending Balance	$	55,179		$	20,663		$	33,976		$	12,062		$	19		$	121,899
Reserve for impaired loans	$	2,463		$	—		$	1,036		$	334		$	—		$	3,833
Reserve for non-impaired loans	$	52,716		$	20,663		$	32,940		$	11,728		$	19		$	118,066
Reserve for off-balance sheet credit commitments	$	1,606		$	1,207		$	77		$	190		$	8		$	3,088