Note 20 - Selected Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Quarterly Financial Information [Table Text Block]

2016	1st Quarter		2nd Quarter		3rd Quarter		4th Quarter
Net Operating Revenues	$	229,588	$	227,768	$	231,281	$	238,001
Income Before Non–Operating Income		17,624		14,641		10,590		17,687
Non–Operating Income		4,773		4,925		5,091		4,876
Net Income		13,699		11,866		11,110		13,863
Net Income Available to Common Stockholders		13,699		11,866		11,110		13,863
Basic Earnings Per Share		.92		.78		.73		.92
Diluted Earnings Per Share		.91		.78		.73		.91

2015	1st Quarter		2nd Quarter		3rd Quarter		4th Quarter
Net Operating Revenues	$	222,407	$	224,902	$	225,386	$	233,927
Income Before Non–Operating Income		17,436		15,706		13,761		20,223
Non–Operating Income		4,222		4,130		4,550		5,246
Net Income		13,242		12,358		12,567		14,976
Preferred Dividends		2,168		2,167		2,152		332
Net Income Available to Common Stockholders		11,074		10,191		10,415		14,644
Basic Earnings Per Share		.80		.74		.75		1.03
Diluted Earnings Per Share		.77		.71		.72		.99