Share-based Compensation Stock Option Activity (Details) (USD $) In Thousands, except Share data, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Closing stock price per share	$ 0.41
Weighted-Average Exercise Price [Roll Forward]
Weighted-average exercise price, Beginning balance	$ 5.88
Weighted-average exercise price, granted	$ 0.72
Weighted-average excercise price, exercised	$ 0.00
Weighted-average exercise price, cancelled/expired	$ 5.57
Weighted-average exercise price, ending balance	$ 5.55
Weighted-average excercise price, exercisable at March 31, 2014	$ 5.55
Weighted-average excercise price, vested and expected to vest at March 31, 2014	$ 5.55
Aggregate Intrinsic Value [Abstract]
Share-based compensation arrangement by share-based payment award, options, exercises in period, total intrinsic value	$ 0	$ 0
Share-based compensation arrangement by share-based payment award, options, vested and expected to vest, outstanding, aggregate intrinsic value	0
Employee Stock Option [Member]
Number of Shares [Roll Forward]
Options outstanding, beginning balance, shares	527,246
Options Granted	36,000
Options Exercised	0
Options Cancelled/expired	(16,248)
Options outstanding, ending balance, shares	546,998
Options vested and exercisable at March 31, 2014	546,998
Options vested and expected to vest at March 31, 2014	546,998
Options available for future grant at March 31, 2014	450,259
Average Remaining Contractual Life (Years) [Abstract]
Average remaining contractual life, ending balance (in years)	4 years 10 months 9 days
Average remaining contractual life, exercisable (in years)	4 years 10 months 9 days
Average remaining contractual life, vested and expected to vest at the end of period (in years)	4 years 10 months 9 days
Aggregate Intrinsic Value [Abstract]
Aggregate intrinsic value, outstanding at the ending period, intrinsic value	1
Aggregate intrinsic value, exercisable at the ending period, intrinsic value	1
Aggregate instrinsic value, options vested and expected to vest at the end of period, intrinsic value	$ 0