Note 12 - Computation of Earnings per Share (Tables)

12 Months Ended

Mar. 31, 2016

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Year Ended March 31,
	2016		2015		2014
Net income	$	14,741	$	23,740	$	6,046
Weighted average shares - basic		31,579		31,531		31,146
Weighted average shares - diluted		32,381		32,239		31,916
Net income per share - basic	$	0.47	$	0.75	$	0.19
Net income per share - diluted	$	0.46	$	0.74	$	0.19