Summary of Significant Accounting Policies (Tables)

6 Months Ended

Sep. 30, 2014

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Stock-based compensation expense

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, 2014 and 2013:

	Three Months Ended September 30,				Six Months Ended September 30,
	2014		2013		2014		2013
Costs and expenses:
Cost of revenue	$	92	$	89	$	178	$	163
Research and development costs	97		89		180		131
Selling, general and administrative	678		406		1,299		831
Total share-based compensation	867		584		1,657		1,125