Senior Secured Notes - Additional Information (Detail) (USD $)	1 Months Ended							12 Months Ended	1 Months Ended					1 Months Ended		1 Months Ended				1 Months Ended		1 Months Ended				1 Months Ended									12 Months Ended
	May 14, 2012	Mar. 14, 2012	Mar. 09, 2012 Month	Oct. 12, 2010 Month	Aug. 31, 2010	Mar. 10, 2010 Year	Sep. 23, 2009 Year	Jun. 30, 2012	Sep. 28, 2012 Subsequent Event [Member] Month	Sep. 24, 2012 Subsequent Event [Member] Month	Oct. 07, 2011 Institutional And Accredited Investors [Member]	Oct. 12, 2010 Institutional And Accredited Investors [Member]	Mar. 09, 2012 Institutional And Accredited Investors [Member]	May 14, 2012 J. David Luce [Member]	Jun. 30, 2012 J. David Luce [Member]	Sep. 28, 2012 J. David Luce [Member] Subsequent Event [Member] Senior Notes [Member]	Sep. 28, 2012 J. David Luce [Member] Subsequent Event [Member] Warrants [Member]	May 14, 2012 John J. Waters [Member]	Jun. 30, 2012 John J. Waters [Member]	May 14, 2012 Chief Executive Officer [Member]	Jun. 30, 2012 Chief Executive Officer [Member]	Sep. 28, 2012 Chief Executive Officer [Member] Subsequent Event [Member] Senior Notes [Member]	Sep. 28, 2012 Chief Executive Officer [Member] Subsequent Event [Member] Warrants [Member]	May 14, 2012 Chief Financial Officer [Member]	Jun. 30, 2012 Chief Financial Officer [Member]	Sep. 28, 2012 Chief Financial Officer [Member] Subsequent Event [Member] Senior Notes [Member]	Sep. 28, 2012 Chief Financial Officer [Member] Subsequent Event [Member] Warrants [Member]	May 14, 2012 Beneficial Owner [Member]	Sep. 28, 2012 Beneficial Owner [Member] Subsequent Event [Member]	Sep. 28, 2012 Beneficial Owner [Member] Subsequent Event [Member] Senior Notes [Member]	Sep. 28, 2012 Beneficial Owner [Member] Subsequent Event [Member] Warrants [Member]	Mar. 09, 2012 Lazarus Investment Partners LLLP [Member]	Oct. 07, 2011 Lazarus Investment Partners LLLP [Member]	Oct. 13, 2010 Lazarus Investment Partners LLLP [Member]	Jun. 30, 2012 Lazarus Investment Partners LLLP [Member]
Debt Instrument [Line Items]
Principal amount of senior secured promissory notes			$ 4,050,000							$ 3,300,000
Purchase of common stock, shares			3,022,388							2,558,139
Proceeds from Senior secured promissory notes and warrants			4,050,000					4,000,000		3,300,000
Exercise period of warrants				54		5	5
Exercise price of warrants					$ 1.40	$ 2.50	$ 2.40		$ 1.34		$ 2.00	$ 1.40	$ 1.34
Percentage of exercise price of warrants of consolidated bid price of common stock			101.00%
Net proceeds from secured notes after deducting estimated offering expenses	4,000,000					3,540,000
Sale of senior secured promissory notes														1,500,000				150,000		50,000				50,000				1,000,000
Issuance of warrants to purchase common stock			825,000		50,000						1,468,752	3,125,000		1,119,403				119,940		37,313				37,313				746,269					357,143
Percentage of ownership in common stock																												16.20%	23.80%			16.20%		23.80%	5.00%
Interest rate of secured notes		54.00%
Debt discount At Issuance		1,831,000
Additional paid-in-capital related to fair value of warrants		1,781,000		2,850,000
Amortization of debt discount		647,000						647,000
Purchase of principal amount with related party																$ 1,150,000	$ 891,473					$ 50,000	$ 38,760			$ 50,000	$ 38,760			$ 1,000,000	$ 775,194
Warrants to purchase aggregate shares of common stock								2,197,674
Extension warrants issued															813,953				81,395		27,131				27,131										542,636