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Note 10 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

		2017				2016				2015
		(In thousands)
Federal:
Current		$	14,859			$	34,996			$	25,319
Deferred			7,985				(1,416	)			(3,476	)
Total federal tax provision			22,844				33,580				21,843
State and Local:
Current			1,419				7,647				7,059
Deferred			750				(124	)			(1,735	)
Total state and local tax provision			2,169				7,523				5,324
Total income tax provision		$	25,013			$	41,103			$	27,167

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

		2017								2016								2015
		(Dollars in thousands)
Taxes at federal statutory rate		$	23,147				35.0	%		$	37,106				35.0	%		$	25,681				35.0	%
Increase (reduction) in taxes resulting from:
State and local income tax, net of Federal income tax benefit			1,410				2.1				4,890				4.6				3,461				4.7
TCJA			3,770				5.7				-				-				-				-
Other			(3,314	)			(5.0	)			(893	)			(0.8	)			(1,975	)			(2.7	)
Taxes at effective rate		$	25,013				37.8	%		$	41,103				38.8	%		$	27,167				37.0	%

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

		2017				2016
		(In thousands)
Deferred tax assets:
Postretirement benefits		$	6,047			$	7,800
Allowance for loan losses			6,414				9,518
Stock based compensation			2,808				3,525
Depreciation			1,057				2,135
Unrealized loss on securities available for sale			3,150				2,770
Fair value adjustment on financial assets carried at fair value			168				-
Fair value hedges			939				1,027
Adjustment required to recognize funded status of postretirement pension plans			2,068				3,246
Gain on sale of buildings			1,434				2,211
Other			299				2,434
Deferred tax assets			24,384				34,666
Deferred tax liabilities:
FPFC deferred income			1,916				-
Cashflow hedges			129				-
Fair value adjustment on financial assets carried at fair value			-				150
Fair value adjustment on financial liabilities carried at fair value			7,800				11,943
Other			4,239				4,684
Deferred tax liabilities			14,084				16,777
Net deferred tax asset included in other assets		$	10,300			$	17,889

X

- Definition

Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319

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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

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