Summary of Significant Accounting Policies (Tables)

6 Months Ended

Sep. 30, 2016

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Stock-based compensation expense

Share-Based Compensation. The following table shows total share-based compensation expense included in the consolidated statements of comprehensive income for the three and six months ended September 30,2016 and 2015:

	Three Months Ended September 30,						Six Months Ended September 30,
	2016			2015			2016			2015
Costs and expenses:
Cost of revenue	$	166		$	102		$	315		$	199
Research and development costs, net	334			103			417			213
Selling, general and administrative	1,418			696			2,445			1,173
Total share-based compensation	1,918			901			3,177			1,585
Income tax benefit	(695		)	(276		)	(1,107		)	(476		)
Decrease in net income	$	1,223		$	625		$	2,070		$	1,109