Share-Based Payment (Stock Option Activity) (Details) (USD $)	12 Months Ended
Dec. 31, 2012 Y	Dec. 31, 2011 Y	Dec. 31, 2010 Y
Share-Based Payment Stock Option Activity Details
Outstanding at beginning of year	385,000	1,931,400
Granted	0	0
Exercised	0	0
Forfeited	0	(1,576,400)
Outstanding at end of year	385,000	385,000
Vested and expected to vest at December 31, 2012	385,000
Exercisable at December 31, 2012	308,000
Weighted-average exercise price of options outstanding, beginning balance	$ 0.23	$ 0.23
Weighted-average exercise price of options granted during period	$ 0
Weighted-average exercise price of options exercised during the period	$ 0
Weighted-average exercise price of options forfeited, cancelled or expired during the period	$ 0	$ 0.23
Weighted-average exercise price of options outstanding, ending balance	$ 0.23	$ 0.23
Weighted-average exercise price of options vested and expected to vest	$ 0.23
Weighted-average exercise price of options exercisable	$ 0.23
Weighted-average remaining contractual term (in years) of options outstanding	5.66	6.67	7.67
Weighted-average remaining contractual term (in years) of options vested and expected to vest	5.66
Weighted-average remaining contractual term (in years) of options exercisable	5.66
Aggregate intrinsic value of options outstanding	$ 0
Aggregate intrinsic value of options vested and expected to vest	0
Aggregate intrinsic value of options exercisable	$ 0

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The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices of vested portions of options outstanding and currently exercisable under the option plan as of the balance sheet date.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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The weighted average period between the balance sheet date and expiration for all vested portions of options outstanding and currently exercisable (or convertible) under the plan, which may be expressed in a decimal value for number of years.

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The weighted average price at which option holders acquired shares when converting their stock options into shares under the plan during the reporting period.

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The decrease in the number of shares that could be issued attributable to the lapse of rights to exercise previously issued stock options under the terms of the option agreements under the plan during the reporting period.

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The combined weighted average exercise price associated with stock options during the period that have either lapsed or been forfeited.

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Net number of share options (or share units) granted during the period.

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The weighted average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on stock options awarded under the plan during the reporting period.

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The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices pertaining to options outstanding under the plan as of the balance sheet date.

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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The weighted average price as of the beginning of the year at which grantees can acquire the shares reserved for issuance under the stock option plan.

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The weighted average period between the balance sheet date and expiration for all awards outstanding under the plan, which may be expressed in a decimal value for number of years.

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As of the balance sheet date, the number of shares into which fully vested and expected to vest stock options outstanding can be converted under the option plan.

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As of the balance sheet date, the weighted-average exercise price for outstanding stock options that are fully vested or expected to vest.

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Number of share options (or share units) exercised during the current period.

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