Note 7. Stock-Based Awards (Details) - Stock Options Activity (USD $)	0 Months Ended	1 Months Ended	3 Months Ended
	Aug. 15, 2003	Mar. 31, 2013	Jun. 30, 2013
Note 7. Stock-Based Awards (Details) - Stock Options Activity [Line Items]
Outstanding - Number of Shares (in Shares)		5,780,608
Oustanding - Exercise Price Range Minimum		$ 0.79	$ 0.85
Oustanding - Exercise Price Range Maximum		$ 4.88	$ 4.88
Outstanding - Weighted Average Exercise Price		$ 2.09
Outstanding - Weighted Average Remaining Contractual Life		6 years 219 days	6 years 6 months
Vested and expected to vest at June 30, 2013		$ 0.79	$ 0.85
Vested and expected to vest at June 30, 2013		$ 4.88	$ 4.88
Exercisable at June 30, 2013		$ 0.79	$ 0.85
Exercisable at June 30, 2013		$ 4.88	$ 4.88
Granted (in Shares)	10,000
Granted		$ 0.79	$ 0.85
Granted		$ 4.88	$ 4.88
Outstanding - Number of Shares (in Shares)			6,076,858
Oustanding - Exercise Price Range Minimum		$ 0.79	$ 0.85
Oustanding - Exercise Price Range Maximum		$ 4.88	$ 4.88
Outstanding - Weighted Average Exercise Price			$ 2.00
Outstanding - Weighted Average Remaining Contractual Life		6 years 219 days	6 years 6 months
Granted [Member]
Note 7. Stock-Based Awards (Details) - Stock Options Activity [Line Items]
Oustanding - Exercise Price Range Minimum			$ 1.00
Oustanding - Exercise Price Range Maximum			$ 1.09
Vested and expected to vest at June 30, 2013			$ 1.00
Vested and expected to vest at June 30, 2013			$ 1.09
Exercisable at June 30, 2013			$ 1.00
Exercisable at June 30, 2013			$ 1.09
Granted (in Shares)			522,500
Granted			$ 1.00
Granted			$ 1.09
Granted			$ 1.04
Oustanding - Exercise Price Range Minimum			$ 1.00
Oustanding - Exercise Price Range Maximum			$ 1.09
Canceled [Member]
Note 7. Stock-Based Awards (Details) - Stock Options Activity [Line Items]
Canceled (in Shares)			(226,250)
Canceled			$ 1.04
Canceled			$ 2.78
Canceled			$ 2.06
Vested and Expected to Vest [Member]
Note 7. Stock-Based Awards (Details) - Stock Options Activity [Line Items]
Oustanding - Exercise Price Range Minimum			$ 0.85
Oustanding - Exercise Price Range Maximum			$ 4.88
Vested and expected to vest at June 30, 2013 (in Shares)			5,944,245
Vested and expected to vest at June 30, 2013			$ 0.85
Vested and expected to vest at June 30, 2013			$ 4.88
Vested and expected to vest at June 30, 2013			$ 2.01
Vested and expected to vest at June 30, 2013			6 years 6 months
Exercisable at June 30, 2013			$ 0.85
Exercisable at June 30, 2013			$ 4.88
Granted			$ 0.85
Granted			$ 4.88
Oustanding - Exercise Price Range Minimum			$ 0.85
Oustanding - Exercise Price Range Maximum			$ 4.88
Exercisable [Member]
Note 7. Stock-Based Awards (Details) - Stock Options Activity [Line Items]
Oustanding - Exercise Price Range Minimum			$ 0.85
Oustanding - Exercise Price Range Maximum			$ 4.88
Vested and expected to vest at June 30, 2013			$ 0.85
Vested and expected to vest at June 30, 2013			$ 4.88
Exercisable at June 30, 2013 (in Shares)			3,928,087
Exercisable at June 30, 2013			$ 0.85
Exercisable at June 30, 2013			$ 4.88
Exercisable at June 30, 2013			$ 2.24
Exercisable at June 30, 2013			5 years 109 days
Granted			$ 0.85
Granted			$ 4.88
Oustanding - Exercise Price Range Minimum			$ 0.85
Oustanding - Exercise Price Range Maximum			$ 4.88