Note 24 - Quarterly Results of Operations (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Quarterly Financial Information [Table Text Block]

	Summary of Operations
	2018										2017
	Fourth		Third			Second		First			Fourth		Third		Second		First
	Quarter		Quarter			Quarter		Quarter			Quarter		Quarter		Quarter		Quarter
	(In thousands, except per share data)
Interest income	$	183,869	$	176,866		$	167,520	$	159,700		$	155,640	$	154,078	$	135,629	$	130,804
Interest expense		38,428		31,782			27,489		24,357			22,593		20,882		18,277		18,690
Net interest income		145,441		145,084			140,031		135,343			133,047		133,196		117,352		112,114
Reversal for credit losses		-		(1,500	)		-		(3,000	)		-		-		-		(2,500	)
Net-interest income after reversal for loan losses		145,441		146,584			140,031		138,343			133,047		133,196		117,352		114,614
Non-interest income		10,795		7,835			7,767		5,310			10,466		12,961		6,152		6,718
Non-interest expense		74,395		65,964			63,088		60,971			66,407		61,248		56,658		51,886
Income before income tax expense		81,841		88,455			84,710		82,682			77,106		84,909		66,846		69,446
Income tax expense		17,193		18,698			11,046		18,866			51,166		35,163		15,431		20,505
Net income	$	64,648	$	69,757		$	73,664	$	63,816		$	25,940	$	49,746	$	51,415	$	48,941
Net income per common share
Basic	$	0.80	$	0.86		$	0.91	$	0.79		$	0.32	$	0.62	$	0.64	$	0.61
Diluted	$	0.80	$	0.85		$	0.90	$	0.78		$	0.32	$	0.61	$	0.64	$	0.61