CONSOLIDATED STATEMENTS OF CHANGES IN REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY (DEFICIT) (USD $) In Thousands	Total USD ($)	Redeemable Convertible Preferred Stock USD ($)	Common Stock USD ($)	Treasury Stock	Additional Paid-in Capital USD ($)	Accumulated Other Comprehensive Income (Loss) USD ($)	Retained Earnings USD ($)	Power Reviews USD ($)	Power Reviews Common Stock USD ($)	Power Reviews Additional Paid-in Capital USD ($)	Longboard Media, Inc USD ($)	Longboard Media, Inc Common Stock	Longboard Media, Inc Additional Paid-in Capital USD ($)
Beginning balance at Apr. 30, 2010	$ (15,983)	$ 23,587	$ 2		$ 4,821	$ (35)	$ (20,771)
Beginning balance, Shares at Apr. 30, 2010		27,897	17,491	(250)
Accretion of preferred stock to redemption value	(46)	46			(46)
Stock-based expense	4,681				4,681
Exercise of stock options	2,068		1,276		2,068
Change in foreign currency translation adjustment	87					87
Net loss	(20,057)						(20,057)
Ending balance at Apr. 30, 2011	(29,250)	23,633	2		11,524	52	(40,828)
Ending balance, Shares at Apr. 30, 2011		27,897	18,767	(250)
Accretion of preferred stock to redemption value	(38)	38			(38)
Conversion of preferred stock, Shares		(27,897)	27,897
Conversion of preferred stock,Value	23,671	(23,671)	3		23,668
Issuance of common stock, net of issuance costs (in shares)			10,423
Issuance of common stock, net of issuance costs	112,779		1		112,778
Excess tax benefit related to stock-based expense	78				78
Stock-based expense	7,710				7,710
Issuance of restricted stock awards			16
Exercise of stock options	3,049		1,677		3,049
Change in foreign currency translation adjustment	(22)					(22)
Change in unrealized loss on investments	(50)					(50)
Net loss	(24,329)						(24,329)
Ending balance at Apr. 30, 2012	93,598		6		158,769	(20)	(65,157)
Ending balance, Shares at Apr. 30, 2012			58,780	(250)
Issuance of stock for acquisition (in shares)									6,381			460
Issuance of stock for acquisition	125,497							119,695	1	119,694	5,802		5,802
Issuance of common stock, net of issuance costs (in shares)			3,625
Issuance of common stock, net of issuance costs	51,943				51,943
Excess tax benefit related to stock-based expense	510				510
Stock-based expense	22,453				22,453
Issuance of restricted stock awards			50
Exercise of stock options	11,226		4,629		11,226
Change in foreign currency translation adjustment	(96)					(96)
Change in unrealized loss on investments	(30)					(30)
Net loss	(63,752)						(63,752)
Ending balance at Apr. 30, 2013	$ 241,349		$ 7		$ 370,397	$ (146)	$ (128,909)
Ending balance, Shares at Apr. 30, 2013			73,925	(250)