Stockholders' Equity (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2012
Summary of option activity
Shares, Outstanding at December 31, 2011	633
Shares, Granted	10
Shares, Expired
Shares, Forfeited
Shares, Outstanding at December 31, 2012	643
Shares, Vested and expected to vest	643
Shares, Exercisable at December 31, 2012	504
Wtd. Avg. Exercise Price, Outstanding at December 31, 2011	$ 0.90
Wtd. Avg. Exercise Price, Granted	$ 0.74
Wtd. Avg. Exercise Price, Expired
Wtd. Avg. Exercise Price, Forfeited
Wtd. Avg. Exercise Price, Outstanding at December 31, 2012	$ 0.90
Wtd. Avg. Exercise Price, Vested and expected to vest	$ 0.90
Wtd. Avg. Exercise Price, Exercisable at December 31, 2012	$ 0.97
Wtd. Avg. Remaining Contractual Life, Outstanding at December 31, 2012	4 years 7 months 17 days
Wtd. Avg. Remaining Contractual Life, Vested and expected to vest	4 years 7 months 17 days
Wtd. Avg. Remaining Contractual Life, Exercisable at December 31, 2012	4 years 5 months 23 days
Aggregate Intrinsic Value, Outstanding	$ 19
Aggregate Intrinsic Value, Vested and expected to vest	19
Aggregate Intrinsic Value, Exercisable	$ 17

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