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, 2012		Jun. 30, 2011		Jun. 30, 2010
Revenues:
Subscription	$ 64,886		$ 33,191		$ 204,526		$ 79,191		$ 40,078
Professional services and other	8,489		4,753		39,186		13,450		3,251
Total revenues	73,375		37,944		243,712		92,641		43,329
Cost of revenues:
Subscription	15,073	[1]	6,096	[1]	63,258	[1]	15,311	[1]	6,378	[1]
Professional services and other	12,850	[1]	6,778	[1]	40,751	[1]	16,264	[1]	9,812	[1]
Total cost of revenues	27,923	[1]	12,874	[1]	104,009	[1]	31,575	[1]	16,190	[1]
Gross profit	45,452	[1]	25,070	[1]	139,703	[1]	61,066	[1]	27,139	[1]
Operating expenses:
Sales and Marketing	32,501	[1]	13,728	[1]	103,837	[1]	34,123	[1]	19,334	[1]
Research and development	7,030	[1]	2,758	[1]	39,333	[1]	7,004	[1]	7,194	[1]
General and administrative	10,084	[1]	3,417	[1]	34,117	[1]	9,379	[1]	28,810	[1]
Total operating expenses	49,615	[1]	19,903	[1]	177,287	[1]	50,506	[1]	55,338	[1]
Income (loss) from operations	(4,163)	[1]	5,167	[1]	(37,584)	[1]	10,560	[1]	(28,199)	[1]
Interest and other income (expense), net	(1,446)		289		1,604		606		(1,226)
Income (loss) before provision for income taxes	(5,609)		5,456		(35,980)		11,166		(29,425)
Provision for income taxes	1,075		653		1,368		1,336		280
Net income (loss)	(6,684)		4,803		(37,348)		9,830		(29,705)
Net income (loss) available to common stockholders, Basic	(6,996)		762		(37,656)		1,639		(30,345)
Net income (loss) available to common stockholders, Diluted	(6,996)		1,111		(37,656)		2,310		(30,345)
Net income (loss) per share attributable to common stockholders:
Basic	$ (0.33)		$ 0.04		$ (0.51)		$ 0.09		$ (1.31)
Diluted	$ (0.33)		$ 0.04		$ (0.51)		$ 0.08		$ (1.31)
Weighted-average shares used to compute net income (loss) per share attributable to common stockholders:
Basic	21,104,219		17,156,445		73,908,631		18,163,977		23,157,576
Diluted	21,104,219		27,622,357		73,908,631		28,095,486		23,157,576
Other comprehensive income (loss):
Foreign currency translation adjustments	807		(49)		(830)		167		(43)
Unrealized loss on investments	0		0		(105)		0		0
Provision for (benefit from) income taxes	26		(14)		0		57		(15)
Other comprehensive income (loss), net of tax	781		(35)		(935)		110		(28)
Comprehensive income (loss)	$ (5,903)		$ 4,768		$ (38,283)		$ 9,940		$ (29,733)

[1] )Includes stock-based compensation as follows: