Revenue by Geographic Location - Schedule of Revenue by Geographic Areas (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Segment Reporting Information [Line Items]
Total revenue	$ 47,744	$ 29,029	$ 128,817	$ 77,003
United States [Member]
Segment Reporting Information [Line Items]
Total revenue	32,041	19,123	86,229	51,258
EMEA [Member]
Segment Reporting Information [Line Items]
Total revenue	9,045	5,704	24,726	14,671
APAC [Member]
Segment Reporting Information [Line Items]
Total revenue	3,741	2,310	9,945	6,093
Other [Member]
Segment Reporting Information [Line Items]
Total revenue	$ 2,917	$ 1,892	$ 7,917	$ 4,981