Convertible Debt - Additional Information (Detail) (USD $)	12 Months Ended			1 Months Ended	12 Months Ended												12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Jun. 30, 2012 Redeemable common stock	Sep. 30, 2012 Samuel Rose 12% convertible revolving credit agreement conversion options	Dec. 31, 2012 Samuel Rose 12% convertible revolving credit agreement conversion options	Dec. 31, 2011 Samuel Rose 12% convertible revolving credit agreement conversion options	Dec. 31, 2012 10% convertible debentures	Dec. 31, 2011 10% convertible debentures	Sep. 30, 2009 10% convertible debentures	Jan. 14, 2011 10% convertible debentures	Jan. 31, 2011 10% convertible debentures After Amendment	Jan. 14, 2011 10% convertible debentures After Amendment	Jan. 14, 2011 10% convertible debentures After Amendment Cash Transactions	Jan. 14, 2011 10% convertible debentures After Amendment Non Cash	Jan. 14, 2011 10% convertible debentures Before Amendment	Jan. 14, 2011 10% convertible debentures Before Amendment Non Cash	Dec. 31, 2012 8% convertible promissory notes	Dec. 31, 2012 8% convertible promissory notes Investor	Dec. 31, 2012 8.75% Percent Convertible Debenture
Debt Disclosure [Line Items]
Convertible debt, interest rate									10.00%				15.00%	18.00%		12.00%	8.00%		8.75%
Proceeds from convertible debt									$ 600,000
Convertible debt, maturity date																			Jan. 31, 2012
Convertible debt, conversion price for interest payment												$ 0.60			$ 0.90
Convertible debt, conversion price												$ 2.50			$ 2			$ 0.40
Warrant term											3 years
Number of shares of common stock called by warrants, percentage of outstanding principal							5.00%			5.00%
Warrant exercise price	1											0.90					0.60
Loss on debt extinguishment								1,400,000
Fair value of derivative liability	830,000	2,059,077					797,000
Change in fair value of derivative	13,300	492,100					797,000
Principal and accrued interest repaid expense	772,500	0					600,000
Convertible debt	7,128,187	1,238,500																7,128,187
Warrants to purchase common stock, shares																		17,820,470
Debt Instrument Payment Terms																	including all outstanding principal and accrued and unpaid interest, are due and payable on the earlier of five years from date of issuance or upon the occurrence of an Event of Default
Warrant Terms																	for a period commencing on the date of issuance and ending on the earlier to occur of the date that is (i) three years after the date upon which the weighted average price of a share of Common Stock for the 90 consecutive trading days prior to such date is at least $2.00 per share, and (ii) five years after the date on which the Note to which the applicable Warrant is related has been repaid in full.
Debt issued, principal amount																			172,500
Debt Issuance Cost																	124,700
Amortization of discounts	510,220	567,575		361,200	305,200	56,000												136,700
Revolving credit facility, amount borrowed						466,000
Revolving credit facility, maximum agreed amount of loan						2,000,000
Revolving credit facility, interest rate						12.00%
Shares of common stock issued for loan consideration						250,000
Debt conversion, converted instrument, amount						242,500
Derivative Liability, Fair Value, Net						$ 118,700
Temporary Equity, outstanding			250,000