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Note 5 - Stock-based Compensation (Tables)

9 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

		Three Months E nded December 31 ,								Nine Months E nded December 31 ,
		2016				2015				2016				2015
Total cost of stock-based compensation charged against income before income taxes		$	380			$	344			$	1,221			$	1,001
Amount of income tax benefit recognized in earnings			62				85				227				266
Amount charged against net income		$	318			$	259			$	994			$	735
Impact on net income per common share:
Basic		$	0.09			$	0.07			$	0.27			$	0.20
Diluted			0.08				0.07			$	0.26				0.20

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

		Number of Shares				Weighted- A verage Exercise Price per Share				Weighted- A verage Remaining Contractual Term				Aggregate Intrinsic Value (000s)
Outstanding at March 31, 2016			515,720			$	64.32				5.2			$	16,561
Stock options granted			111,955				98.31				5.3
Stock options forfeited			(17,924	)			82.35				5.4
Stock options expired			(862	)			39.17				--
Stock options exercised			(71,848	)			56.72				--
Outstanding at December 31, 2016			537,041				71.86				4.8				27,330
Exercisable at December 31, 2016			169,115				47.7				3.6				12,690

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

		Number of Shares				Weighted- Average Grant-Date Fair Value
Unvested at March 31, 2016			358,263			$	19.46
Stock options granted			111,955				27.94
Stock options forfeited			(17,924	)			22.17
Stock options vested			(84,368	)			16.95
Unvested at December 31, 2016			367,926				22.49

X

- Definition

Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

+ References

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