Note 14 - Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Mar. 31, 2013

Schedule of Quarterly Financial Information [Table Text Block]

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
2013
Operating Revenues	$	24,488	$	21,162	$	26,703	$	30,711
Operating Income		654		351		986		737
Net Income		417		227		633		393
Basic Earnings per share		0.17		0.09		0.26		0.16
Diluted Earnings per share		0.17		0.09		0.26		0.16
2012
Operating Revenues	$	16,561	$	25,461	$	25,650	$	21,710
Operating Income		251		919		901		2
Net Income		168		593		579		10
Basic Earnings per share		0.07		0.24		0.24		-
Diluted Earnings per share		0.07		0.24		0.24		-