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Restricted Stock Summary of Restricted Stock Granted, Vested, Forfeited and Outstanding (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
9 Months Ended
Sep. 30, 2012
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]  
Unvested restricted shares outstanding, beginning 836
Unvested restricted shares, weighted average grant price, beginning $ 2.15
Granted, restricted shares 827
Granted, weighted average grant price $ 2.66
Vested, restricted shares (105)
Vested, weighted average grant price $ 2.10
Forfeited, restricted shares (260)
Forfeited, weighted average grant price $ 2.37
Unvested restricted shares outstanding, ending 1,298
Unvested restricted shares, weighted average grant price, ending $ 2.44