Capital Raise - Additional Information (Detail) (USD $)	0 Months Ended		9 Months Ended			0 Months Ended	9 Months Ended	0 Months Ended
	Apr. 26, 2013	Mar. 22, 2013	Sep. 30, 2014	Sep. 30, 2013	Jan. 11, 2013	Jan. 11, 2013 Common Stock [Member] Investor	Sep. 30, 2013 Common Stock [Member]	Jan. 11, 2013 Convertible Preferred Stock
Number of accredited Investors						28
Aggregate Value				$ 21,841,000		$ 39,900,000	$ 6,751,000
Newly Created and Issued Shares						6,574,272		7,942
Purchases price per share								$ 2,750
Amount Received		39,900,000
Number of preferred shares converted to common shares		1,000
Preferred Dividends			0
Purchase price	$ 2.75				$ 2.75
Investment of insider investments						2,100,000
Newly issued common stock						755,820
Right to purchase share, Value	5,000,000
Issuable shares	1,818,181
Rights offering closing date	May 28, 2013
Capital Raise aggregate value			$ 4,600,000