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Note 9 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

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

(In thousands)		2017				2016				2015
Income taxes currently payable		$	38,732			$	36,792			$	19,301
Deferred income taxes			23,251				9,832				13,599
Provision for income taxes		$	61,983			$	46,624			$	32,900

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

(In thousands)		2017				2016
Deferred tax assets:
Loans acquired		$	19,885			$	7,986
Allowance for loan losses			10,773				14,754
Valuation of foreclosed assets			2,852				3,958
Tax NOLs from acquisition			7,821				13,077
Deferred compensation payable			2,433				2,785
Accrued equity and other compensation			5,302				8,107
Acquired securities			578				1,098
Unrealized loss on available-for-sale securities			6,107				9,559
Other			8,813				7,101
Gross deferred tax assets			64,564				68,425
Deferred tax liabilities:
Goodwill and other intangible amortization			(32,572	)			(29,601	)
Accumulated depreciation			(8,945	)			(5,370	)
Other			(4,413	)			(5,877	)
Gross deferred tax liabilities			(45,930	)			(40,848	)
Net deferred tax asset, included in other assets		$	18,634			$	27,577

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

(In thousands)		2017				2016				2015
Computed at the statutory rate (35%)		$	54,223			$	50,203			$	37,543
Increase (decrease) in taxes resulting from:
State income taxes, net of federal tax benefit			1,582				2,121				2,097
Discrete items related to ASU 2016-09			(1,480	)			--				--
Tax exempt interest income			(5,135	)			(5,112	)			(5,432	)
Impact of DTA remeasurement			11,471				--				--
Section 382 adjustment			--				--				(2,293	)
Other differences, net			1,322				(588	)			985
Actual tax provision		$	61,983			$	46,624			$	32,900

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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
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