Common Stock and Stockholders' Equity (Tables)

3 Months Ended

Jun. 30, 2015

Equity [Abstract]

Schedule of Stock Option and RSU Award Activities

The following table summarizes the Company’s stock option and RSU award activities for the three months ended June 30, 2015 (in thousands, except per share information):

	Options Outstanding									RSUs Outstanding
						Weighted- Average Remaining Contractual							Weighted- Average		Weighted- Average Remaining Contractual
	Number			Weighted- Average				Aggregate		Number			Grant Date				Aggregate
	of Shares			Exercise Price		Term (in years)		Intrinsic Value		of Shares			Fair Value		Term (in years)		Intrinsic Value
Outstanding - April 1, 2015		9,422		$	10.08		7.9	$	231,964		723		$	23.87		3.5	$	25,098
Stock options granted		391			30.78
RSU granted											522			30.93
Stock options exercised		(356	)		4.26				9,883
Stock options canceled/forfeited		(137	)		16.98
RSU canceled/forfeited											(16	)		25.54
Outstanding - June 30, 2015		9,320		$	11.07		7.5	$	224,810		1,229		$	26.85		3.6	$	43,253

Schedule of Cost of Revenue, Research and Development, Sales and Marketing and General and Administrative Expenses

Cost of revenue, research and development, sales and marketing, and general and administrative expenses were as follows (in thousands):

	Three Months Ended June 30,
	2015		2014
Cost of revenue	$	251	$	93
Research and development		1,038		202
Sales and marketing		1,976		849
General and administrative		1,394		787
Total stock-based compensation expense	$	4,659	$	1,931