Note 5. Stock-Based Compensation (Detail) - Restricted Stock Awards (USD $)	6 Months Ended
Jun. 30, 2012
Non-vested balance at January 1, 2012	626,000
Non-vested balance at January 1, 2012 (in Dollars per share)	$ 0.71
Changes during the period:
Shares granted	0
Shares granted (in Dollars per share)	$ 0
Shares vested	(313,000)
Shares vested (in Dollars per share)	$ 0.71
Shares forfeited	0
Shares forfeited (in Dollars per share)	$ 0
Non-vested balance at June 30, 2012	313,000
Non-vested balance at June 30, 2012 (in Dollars per share)	$ 0.71

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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