Note 23 - Quarterly Results of Operations (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Quarterly Financial Information [Table Text Block]

	Summary of Operations
	2016										2015
	Fourth		Third		Second			First			Fourth			Third			Second			First
	Quarter		Quarter		Quarter			Quarter			Quarter			Quarter			Quarter			Quarter
	(In thousands, except per share data)
Interest income	$	130,668	$	124,155	$	121,902		$	122,345		$	119,519		$	116,867		$	112,386		$	104,934
Interest expense		20,766		20,331		20,126			19,977			20,103			19,221			17,632			17,008
Net interest income		109,902		103,824		101,776			102,368			99,416			97,646			94,754			87,926
Reversal for credit losses		-		-		(5,150	)		(10,500	)		(3,000	)		(1,250	)		(2,150	)		(5,000	)
Net-interest income after reversal for loan losses		109,902		103,824		106,926			112,868			102,416			98,896			96,904			92,926
Non-interest income		7,961		8,811		9,057			7,541			9,350			9,156			5,619			8,549
Non-interest expense		53,503		50,737		68,879			51,571			53,533			57,471			47,585			44,131
Income before income tax expense		64,360		61,898		47,104			68,838			58,233			50,581			54,938			57,344
Income tax expense		16,345		15,808		12,273			22,675			16,787			12,098			9,738			21,364
Net income	$	48,015	$	46,090	$	34,831		$	46,163		$	41,446		$	38,483		$	45,200		$	35,980
Net income per common share
Basic	$	0.61	$	0.58	$	0.44		$	0.58		$	0.51		$	0.47		$	0.57		$	0.45
Diluted	$	0.60	$	0.58	$	0.44		$	0.57		$	0.51		$	0.47		$	0.56		$	0.45