Note 8 - Income Taxes (Tables)

9 Months Ended

Sep. 30, 2015

Income Tax Disclosure [Abstract]

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

(In thousands)	September 30, 2015			September 30, 2014
Income taxes currently payable	$	29,206		$	13,389
Deferred income taxes		(3,811	)		(4,456	)
Provision for income taxes	$	25,395		$	8,933

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

(In thousands)	September 30, 2015			December 31, 2014
Deferred tax assets:
Loans acquired	$	28,982		$	16,925
FDIC true-up liability		-			2,792
Allowance for loan losses		12,373			11,749
Valuation of foreclosed assets		14,529			14,167
Tax NOLs from acquisition		11,819			11,819
Deferred compensation payable		2,722			1,536
Vacation compensation		2,036			1,456
Accumulated depreciation		-			1,937
Loan interest		2,304			1,693
Accrued pension and profit sharing		1,809			1,793
Accrued equity and other compensation		4,805			3,356
Acquired securities		2,065			2,568
Accrued merger related costs		2,482			2,464
Basis difference in partnership investments		800			617
Unrealized loss on available-for-sale securities		-			862
Other		4,704			1,666
Gross deferred tax assets		91,430			77,400
Deferred tax liabilities:
Goodwill and other intangible amortization		(25,686	)		(16,953	)
FDIC acquired assets		(696	)		(4,377	)
Deferred loan fee income and expenses, net		(970	)		(1,515	)
FHLB stock dividends		(2,240	)		(1,160	)
Limitations under IRC Sec 382		(8,087	)		(11,169	)
Prepayment liabilities		(1,993	)		(1,141	)
Accumulated depreciation		(1,084	)		-
Other		(1,050	)		(337	)
Gross deferred tax liabilities		(41,806	)		(36,652	)
Net deferred tax asset, included in other assets	$	49,624		$	40,748

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

(In thousands)	September 30, 2015			September 30, 2014
Computed at the statutory rate (35%)	$	26,565		$	11,194
Increase (decrease) in taxes resulting from:
State income taxes, net of federal tax benefit		2,503			783
Tax exempt interest income		(3,502	)		(2,808	)
Tax exempt earnings on BOLI		(566	)		(384	)
Federal tax credits		(429	)		-
Other differences, net		824			148
Actual tax provision	$	25,395		$	8,933