Note 5. Convertible Preferred Stock (Detail) (USD $)	3 Months Ended	12 Months Ended	15 Months Ended
	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2013
Preferred Stock, Shares Authorized	10,000,000	10,000,000	10,000,000
Preferred Stock, Shares Issued	3,262	3,262	3,262
Preferred Stock, Par or Stated Value Per Share (in Dollars per share)	$ 0.01	$ 0.01	$ 0.01
Preferred Stock, Dividends, Per Share, Cash Paid (in Dollars per share)	$ 0.10
Preferred Stock, Amount of Preferred Dividends in Arrears (in Dollars)	$ 8,098	$ 30,851	$ 38,949
Series 2010-A [Member]
Preferred Stock, Shares Issued	10,000		10,000
Preferred Stock, Dividend Rate, Percentage	10.00%
Convertible Preferred Stock, Shares Issued upon Conversion	1,000		1,000
Preferred Stock, Par or Stated Value Per Share (in Dollars per share)	$ 100		$ 100
Preferred Stock, Liquidation Preference Per Share (in Dollars per share)	$ 0.10		$ 0.10