Revenue by Geographic Location - Schedule of Revenue by Geographic Areas (Detail) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Segment Reporting Information [Line Items]
Total revenue	$ 38,145	$ 22,613
United States [Member]
Segment Reporting Information [Line Items]
Total revenue	25,394	15,264
EMEA [Member]
Segment Reporting Information [Line Items]
Total revenue	7,407	4,182
APAC [Member]
Segment Reporting Information [Line Items]
Total revenue	2,944	1,749
Other [Member]
Segment Reporting Information [Line Items]
Total revenue	$ 2,400	$ 1,418