Stockholders Equity - Additional Information (Detail) (USD $)	1 Months Ended			3 Months Ended	6 Months Ended		1 Months Ended	3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended			3 Months Ended	6 Months Ended
	May 31, 2012	Mar. 31, 2012	Dec. 31, 2011	Jun. 30, 2012	Jun. 30, 2012	Jun. 30, 2011	Jan. 31, 2012 Consulting Services	Jun. 30, 2012 Redeemable Preferred Stock	Jun. 30, 2012 Redeemable Preferred Stock	Jun. 30, 2012 Warrant	Jun. 30, 2012 Warrant For Convertible Preferred Stock Holders	Jun. 30, 2012 Warrant For Convertible Preferred Stock Holders	Jun. 30, 2012 Warrant For Convertible Preferred Stock Holders Warrants issued an exercise price of $1.00	Jun. 30, 2012 Conversion Options OptionPlan	Jun. 30, 2012 Conversion Options Options awarded in prior periods	Jun. 30, 2012 Conversion Options Options awarded in prior periods	Jun. 30, 2012 Stock Options	Jun. 30, 2012 Common Stock Shares	Dec. 31, 2011 Common Stock Shares
Stockholders Equity Note [Line Items]
Common stock, no par value
Common stock, authorized			100,000,000	100,000,000	100,000,000
Preferred stock, authorized				2,500,000	2,500,000
Common stock, shares issued			25,007,261	26,188,550	26,188,550													26,188,550	25,257,261
Common stock, shares outstanding			25,007,261	26,188,550	26,188,550													26,188,550	25,257,261
10% Convertible preferred stock, authorized			880,000	880,000	880,000
10% Convertible preferred stock, outstanding			752,273	726,023	726,023
Common stock issued upon conversion and exercise of warrants and other convertible securities					23,400,000
Shares issued for services							125,000
Value of shares Issued for services							$ 90,000
Common stock shares issued as dividends on the 10% Convertible preferred stock	20,000	286,251	247,538	392,800
Dividends paid on the 10% Convertible preferred stock	200,000	171,751	176,620
Common stock issued upon conversion Preferred Stock, shares	200,000	62,500		200,000	262,500
Preferred Stock shares converted		6,250		250,000
Common stock issued upon conversion Preferred Stock, value		62,500
Shares issued to an employee	10,000
Shares issued to an employee, fair value	6,400
Expected dividend yield
Fair value assumption, minimum expected volatility rate										83.00%
Fair value assumption, maximum expected volatility rate										100.00%
Fair value assumption, minimum risk-free interest rate										0.30%
Fair value assumption, maximum risk-free interest rate										0.60%
Fair value assumption, expected term										3 years							5 years
Granted during the period, shares										3,928,040	100,005	166,675	3,761,365
Granted during the period, weighted average exercise price										$ 0.98	$ 0.60	$ 0.60	$ 1.00
Granted during the period, fair value											18,900	57,000	1,875,463
Amortization of previously granted warrants				2,866	21,799
Shares of stock called by warrants				3,800,000	3,800,000			58,352	58,352
Warrant exercise price				1.0	1.0			10	10
Fair value of the warrant liability								140,458	140,458
Change in fair value of the warrant liability								104,539	347,097
Number of stock option plans														2
Shares available for grant														1,200,000
Options issued, exercisable period from date of grant														10 years
Fair value assumption, expected volatility rate																	125.00%
Fair value assumption, risk-free interest rate																	0.80%
Amortization of fair value of options				105,980	138,385
Fair value of option recognized as expense					497,039	2,318,507									45,537	240,457
Compensation expense to be recognized in subsequent periods				$ 71,800	$ 71,800