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Note 16 - Quarterly Results (unaudited) (Tables)

12 Months Ended

Mar. 31, 2016

Notes Tables

Quarterly Financial Information [Table Text Block]

		First				Second				Third				Fourth
2016		Quarter				Quarter				Quarter				Quarter
Revenues		$	18,158			$	21,776			$	19,913			$	24,812
Gross profit			11,141				13,067				12,209				14,996
Net income			2,755				1,826				2,597				3,991
Net Income per share – basic		$	0.77			$	0.51			$	0.72			$	1.10
Net Income per share – diluted			0.74				0.48				0.69				1.06

		First				Second				Third				Fourth
201 5		Quarter				Quarter				Quarter				Quarter
Revenues		$	16,400			$	18,540			$	17,830			$	18,560
Gross profit			9,705				11,123				11,052				11,512
Net income			1,881				3,060				2,403				2,239
Net Income per share – basic		$	0.54			$	0.87			$	0.68			$	0.63
Net Income per share – diluted			0.51				0.84				0.66				0.61

		First				Second				Third				Fourth
201 4		Quarter				Quarter				Quarter				Quarter
Revenues		$	11,218			$	12,676			$	13,116			$	15,714
Gross profit			6,797				7,600				7,706				9,585
Net income			1,860				1,932				1,746				3,462
Net Income per share – basic		$	0.55			$	0.57			$	0.51			$	1.00
Net Income per share – diluted			0.52				0.54				0.48				0.95