Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, except Share data, unless otherwise specified	6 Months Ended				12 Months Ended
	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2013		Dec. 31, 2012		Jun. 30, 2011
Revenues:
Subscription	$ 64,886		$ 33,191		$ 349,804		$ 204,526		$ 79,191
Professional services and other	8,489		4,753		74,846		39,186		13,450
Total revenues	73,375		37,944		424,650		243,712		92,641
Cost of revenues:
Subscription	15,073	[1]	6,096	[1]	87,928	[1]	63,258	[1]	15,311	[1]
Professional services and other	12,850	[1]	6,778	[1]	67,331	[1]	40,751	[1]	16,264	[1]
Total cost of revenues	27,923	[1]	12,874	[1]	155,259	[1]	104,009	[1]	31,575	[1]
Gross profit	45,452	[1]	25,070	[1]	269,391	[1]	139,703	[1]	61,066	[1]
Operating expenses:
Sales and Marketing	32,501	[1]	13,728	[1]	195,190	[1]	103,837	[1]	34,123	[1]
Research and development	7,030	[1]	2,758	[1]	78,678	[1]	39,333	[1]	7,004	[1]
General and administrative	10,084	[1]	3,417	[1]	61,790	[1]	34,117	[1]	9,379	[1]
Total operating expenses	49,615	[1]	19,903	[1]	335,658	[1]	177,287	[1]	50,506	[1]
Income (loss) from operations	(4,163)	[1]	5,167	[1]	(66,267)	[1]	(37,584)	[1]	10,560	[1]
Interest and other income (expense), net	(1,446)		289		(4,930)		1,604		606
Income (loss) before provision for income taxes	(5,609)		5,456		(71,197)		(35,980)		11,166
Provision for income taxes	1,075		653		2,511		1,368		1,336
Net income (loss)	(6,684)		4,803		(73,708)		(37,348)		9,830
Net income (loss) available to common stockholders, Basic	(6,996)		762		(73,708)		(37,656)		1,639
Net income (loss) available to common stockholders, Diluted	(6,996)		1,111		(73,708)		(37,656)		2,310
Net income (loss) per share attributable to common stockholders:
Basic	$ (0.33)		$ 0.04		$ (0.54)		$ (0.51)		$ 0.09
Diluted	$ (0.33)		$ 0.04		$ (0.54)		$ (0.51)		$ 0.08
Weighted-average shares used to compute net income (loss) per share attributable to common stockholders:
Basic	21,104,219		17,156,445		135,415,809		73,908,631		18,163,977
Diluted	21,104,219		27,622,357		135,415,809		73,908,631		28,095,486
Other comprehensive income (loss):
Foreign currency translation adjustments	807		(49)		(303)		(830)		167
Unrealized loss on investments	0		0		(137)		(105)		0
Provision for (benefit from) income taxes	26		(14)		0		0		57
Other comprehensive income (loss), net	781		(35)		(440)		(935)		110
Comprehensive income (loss)	$ (5,903)		$ 4,768		$ (74,148)		$ (38,283)		$ 9,940

[1] Includes stock-based compensation as follows: Year Ended December 31, Six Months Ended December 31, Fiscal Year Ended June 30, 2013 2012 2011 2010 2011 (Unaudited) Cost of revenues: Subscription$8,434 $3,929 $674 $225 $548Professional services and other4,749 1,574 193 37 117Sales and marketing21,609 10,189 2,010 431 1,004Research and development16,223 6,496 704 207 468General and administrative14,566 5,749 2,056 221 817