Note 8 - Loans (Tables)

3 Months Ended

Mar. 31, 2018

Notes Tables

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

	March 31, 2018			December 31, 2017
	(In thousands)
Commercial loans	$	2,436,421		$	2,461,266
Residential mortgage loans		3,198,750			3,062,050
Commercial mortgage loans		6,610,254			6,482,695
Real estate construction loans		587,927			678,805
Equity lines		176,714			180,304
Installment & other loans		4,473			5,170
Gross loans	$	13,014,539		$	12,870,290
Allowance for loan losses		(122,084	)		(123,279	)
Unamortized deferred loan fees		(3,289	)		(3,245	)
Total loans, net	$	12,889,166		$	12,743,766
Loans held for sale	$	-		$	8,000

Impaired Financing Receivables [Table Text Block]

	Impaired Loans
	Average Recorded Investment				Interest Income Recognized
	Three months ended				Three months ended
	March 31,				March 31,
	2018		2017		2018		2017
Commercial loans	$	45,183	$	23,335	$	334	$	83
Real estate construction loans		8,137		16,930		-		340
Commercial mortgage loans		58,598		61,405		644		445
Residential mortgage loans and equity lines		13,709		16,543		100		132
Total impaired loans	$	125,627	$	118,213	$	1,078	$	1,000

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

	Impaired Loans
	March 31, 2018						December 31, 2017
	Unpaid Principal Balance		Recorded Investment		Allowance		Unpaid Principal Balance		Recorded Investment		Allowance
	(In thousands)
With no allocated allowance
Commercial loans	$	45,698	$	44,680	$	-	$	43,483	$	42,702	$	-
Real estate construction loans		8,821		8,113		-		8,821		8,185		-
Commercial mortgage loans		44,486		37,471		-		37,825		31,029		-
Residential mortgage loans and equity lines		6,377		6,377		-		1,301		1,301		-
Subtotal	$	105,382	$	96,641	$	-	$	91,430	$	83,217	$	-
With allocated allowance
Commercial loans	$	258	$	231	$	11	$	891	$	793	$	43
Commercial mortgage loans		27,315		27,276		1,145		21,733		21,635		1,738
Residential mortgage loans and equity lines		9,091		7,965		346		13,022		11,708		353
Subtotal	$	36,664	$	35,472	$	1,502	$	35,646	$	34,136	$	2,134
Total impaired loans	$	142,046	$	132,113	$	1,502	$	127,076	$	117,353	$	2,134

Past Due Financing Receivables [Table Text Block]

	March 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
Type of Loans:	(In thousands)
Commercial loans	$	15,571	$	146	$	-	$	15,916	$	31,633	$	2,404,788	$	2,436,421
Real estate construction loans		920		-		-		8,113		9,033		578,894		587,927
Commercial mortgage loans		26,015		-		-		17,780		43,795		6,566,459		6,610,254
Residential mortgage loans and equity lines		4,094		-		-		7,519		11,613		3,363,851		3,375,464
Installment and other loans		170		95		-		-		265		4,208		4,473
Total loans	$	46,770	$	241	$	-	$	49,328	$	96,339	$	12,918,200	$	13,014,539

	December 31, 2017
	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
Type of Loans:	(In thousands)
Commercial loans	$	11,079	$	5,192	$	-	$	14,296	$	30,567	$	2,430,699	$	2,461,266
Real estate construction loans		3,028		-		-		8,185		11,213		667,592		678,805
Commercial mortgage loans		17,573		5,602		-		19,820		42,995		6,439,700		6,482,695
Residential mortgage loans and equity lines		6,613		732		-		6,486		13,831		3,228,523		3,242,354
Installment and other loans		103		-		-		-		103		5,067		5,170
Total loans	$	38,396	$	11,526	$	-	$	48,787	$	98,709	$	12,771,581	$	12,870,290

Schedule Of Troubled Debt Restructurings [Table Text Block]

	Three months ended March 31, 2018								March 31, 2018
	No. of Contracts		Pre-Modification Outstanding Recorded Investment		Post-Modification Outstanding Recorded Investment		Charge-offs		Specific Reserve
	(Dollars in thousands)
Commercial loans		3	$	2,463	$	2,463	$	-	$	-
Commercial mortgage loans		6		14,287		14,287		-		134
Residential mortgage loans and equity lines		2		801		801		-		8
Total		11	$	17,551	$	17,551	$	-	$	142

	Three months ended March 31, 2017								March 31, 2017
	No. of Contracts		Pre-Modification Outstanding Recorded Investment		Post-Modification Outstanding Recorded Investment		Charge-offs		Specific Reserve
	(Dollars in thousands)
Real estate construction loans		2	$	27,683	$	27,683	$	-	$	-
Total		2	$	27,683	$	27,683	$	-	$	-

Troubled Debt Restructurings on Financing Receivables [Table Text Block]

	March 31, 2018
Accruing TDRs	Payment Deferral		Rate Reduction		Rate Reduction and Payment Deferral		Total
	(In thousands)
Commercial loans	$	28,995	$	-	$	-	$	28,995
Commercial mortgage loans		19,609		7,499		19,859		46,967
Residential mortgage loans		3,744		333		2,746		6,823
Total accruing TDRs	$	52,348	$	7,832	$	22,605	$	82,785

	December 31, 2017
Accruing TDRs	Payment Deferral		Rate Reduction		Rate Reduction and Payment Deferral		Total
	(In thousands)
Commercial loans	$	29,199	$	-	$	-	$	29,199
Commercial mortgage loans		11,504		5,871		15,468		32,843
Residential mortgage loans		3,416		335		2,772		6,523
Total accruing TDRs	$	44,119	$	6,206	$	18,240	$	68,565

Non Accrual Troubled Debt Restructurings [Table Text Block]

	March 31, 2018
Non-accrual TDRs	Payment Deferral		Rate Reduction and Payment Deferral		Total
	(In thousands)
Commercial loans	$	14,568	$	-	$	14,568
Commercial mortgage loans		4,011		10,871		14,882
Residential mortgage loans		1,594		151		1,745
Total non-accrual TDRs	$	20,173	$	11,022	$	31,195

	December 31, 2017
Non-accrual TDRs	Payment Deferral		Rate Reduction		Rate Reduction and Payment Deferral		Total
	(In thousands)
Commercial loans	$	12,944	$	-	$	-	$	12,944
Commercial mortgage loans		6,231		1,677		11,113		19,021
Residential mortgage loans		1,297		-		154		1,451
Total non-accrual TDRs	$	20,472	$	1,677	$	11,267	$	33,416

Activity Within The Troubled Debt Resturings [Table Text Block]

	Three months ended March 31,
Accruing TDRs	2018			2017
	(In thousands)
Beginning balance	$	68,566		$	65,393
New restructurings		17,320			27,683
Restructured loans restored to accrual status		2,318			-
Payments		(3,891	)		(4,595	)
Restructured loans placed on non-accrual status		(1,528	)		(5,822	)
Expiration of loan concession upon renewal		-			(2,240	)
Ending balance	$	82,785		$	80,419

	Three months ended March 31,
Non-accrual TDRs	2018			2017
	(In thousands)
Beginning balance	$	33,415		$	29,722
New restructurings		231			-
Restructured loans placed on non-accrual status		1,528			5,822
Charge-offs		-			(1,049	)
Payments		(1,661	)		(990	)
Foreclosures		-			(726	)
Restructured loans restored to accrual status		(2,318	)		-
Ending balance	$	31,195		$	32,779

Financing Receivable Credit Quality Indicators [Table Text Block]

	March 31, 2018
	Pass/Watch		Special Mention		Substandard		Doubtful		Total
	(In thousands)
Commercial loans	$	2,224,463	$	139,985	$	71,973	$	-	$	2,436,421
Real estate construction loans		522,983		55,911		9,033		-		587,927
Commercial mortgage loans		6,202,696		292,647		114,911		-		6,610,254
Residential mortgage loans and equity lines		3,365,642		-		9,822		-		3,375,464
Installment and other loans		4,378		-		95		-		4,473
Total gross loans	$	12,320,162	$	488,543	$	205,834	$	-	$	13,014,539
Loans held for sale	$	-	$	-	$	-	$	-	$	-

	December 31, 2017
	Pass/Watch		Special Mention		Substandard		Doubtful		Total
	(In thousands)
Commercial loans	$	2,281,698	$	118,056	$	61,503	$	9	$	2,461,266
Real estate construction loans		616,411		54,209		8,185		-		678,805
Commercial mortgage loans		6,004,258		308,924		169,513		-		6,482,695
Residential mortgage loans and equity lines		3,232,606		-		9,748		-		3,242,354
Installment and other loans		5,170		-		-		-		5,170
Total gross loans	$	12,140,143	$	481,189	$	248,949	$	9	$	12,870,290
Loans held for sale	$	-	$	-	$	8,000	$	-	$	8,000

Impairment Method [Member]

Notes Tables

Impaired Financing Receivables [Table Text Block]

			Real Estate		Commercial		Residential
	Commercial		Construction		Mortgage		Mortgage Loans		Installment and
	Loans		Loans		Loans		and Equity Lines		Other Loans		Total
	(In thousands)
March 31, 2018
Loans individually evaluated for impairment
Allowance	$	11	$	-	$	1,145	$	346	$	-	$	1,502
Balance	$	44,911	$	8,113	$	64,747	$	14,342	$	-	$	132,113
Loans collectively evaluated for impairment
Allowance	$	54,586	$	21,864	$	33,085	$	11,026	$	21	$	120,582
Balance	$	2,391,510	$	579,814	$	6,545,507	$	3,361,122	$	4,473	$	12,882,426
Total allowance	$	54,597	$	21,864	$	34,230	$	11,372	$	21	$	122,084
Total balance	$	2,436,421	$	587,927	$	6,610,254	$	3,375,464	$	4,473	$	13,014,539
December 31, 2017
Loans individually evaluated for impairment
Allowance	$	43	$	-	$	1,738	$	353	$	-	$	2,134
Balance	$	43,495	$	8,185	$	52,664	$	13,009	$	-	$	117,353
Loans collectively evaluated for impairment
Allowance	$	49,753	$	24,838	$	35,872	$	10,660	$	22	$	121,145
Balance	$	2,417,771	$	670,620	$	6,430,031	$	3,229,345	$	5,170	$	12,752,937
Total allowance	$	49,796	$	24,838	$	37,610	$	11,013	$	22	$	123,279
Total balance	$	2,461,266	$	678,805	$	6,482,695	$	3,242,354	$	5,170	$	12,870,290

				Real Estate			Commercial			Residential		Installment
	Commercial			Construction			Mortgage			Mortgage Loans		and Other
	Loans			Loans			Loans			and Equity Lines		Loans			Total
	(In thousands)
2018 Beginning Balance	$	49,796		$	24,838		$	37,610		$	11,013	$	22		$	123,279
Provision/(credit) for possible credit losses		3,907			(3,018	)		(4,163	)		275		(1	)		(3,000	)
Charge-offs		(19	)		-			-			-		-			(19	)
Recoveries		913			44			783			84		-			1,824
Net recoveries		894			44			783			84		-			1,805
March 31, 2018 Ending Balance	$	54,597		$	21,864		$	34,230		$	11,372	$	21		$	122,084
Reserve for impaired loans	$	11		$	-		$	1,145		$	346	$	-		$	1,502
Reserve for non-impaired loans	$	54,586		$	21,864		$	33,085		$	11,026	$	21		$	120,582
Reserve for off-balance sheet credit commitments	$	2,747		$	1,515		$	138		$	182	$	6		$	4,588
2017 Beginning Balance	$	49,203		$	23,268		$	34,864		$	11,620	$	11		$	118,966
(Credit)/provision for possible credit losses		(1,214	)		(3,549	)		1,362			898		3			(2,500	)
Charge-offs		(1,204	)		-			(555	)		-		-			(1,759	)
Recoveries		491			49			289			8		-			837
Net (charge-offs)/recoveries		(713	)		49			(266	)		8		-			(922	)
March 31, 2017 Ending Balance	$	47,276		$	19,768		$	35,960		$	12,526	$	14		$	115,544
Reserve for impaired loans	$	1,062		$	-		$	818		$	395	$	-		$	2,275
Reserve for non-impaired loans	$	46,214		$	19,768		$	35,142		$	12,131	$	14		$	113,269
Reserve for off-balance sheet credit commitments	$	2,243		$	909		$	120		$	146	$	6		$	3,424