Note 23 - Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Quarterly Financial Information [Table Text Block]

	Interest		Net Interest		Net		Earnings per Share
	Income		Income		Income		Basic		Diluted
2018
First quarter	$	34,981,000	$	30,199,000	$	10,881,000	$	0.66	$	0.66
Second quarter		34,319,000		29,225,000		9,446,000		0.57		0.57
Third quarter		35,486,000		29,840,000		10,123,000		0.61		0.61
Fourth quarter		37,195,000		30,818,000		11,574,000		0.70		0.70
201 7
First quarter	$	28,704,000	$	25,509,000	$	7,615,000	$	0.46	$	0.46
Second quarter		30,903,000		27,193,000		7,343,000		0.45		0.45
Third quarter		33,034,000		28,644,000		8,337,000		0.51		0.51
Fourth quarter		32,902,000		28,402,000		7,979,000		0.48		0.48