Stockholders' Deficit (Details 1) (USD $) In Thousands, except Per Share data, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Dec. 31, 2013
Summary of stock options outstanding and exercisable
Stock options outstanding, Vested Options	132
Stock options outstanding, Unvested Options
Stock options outstanding, Weighted Average Exercise Price	$ 29.42	$ 34.77
Weighted Average Remaining Contractual Life, Outstanding at June 30, 2014	4 years 4 months 24 days
Stock Options, Shares exercisable at June 30, 2014	132
Stock Options, Weighted Average Exercise Price Exercisable at June 30, 2014	$ 29.42
1.03 - 49.99
Summary of stock options outstanding and exercisable
Stock options outstanding, Vested Options	102
Stock options outstanding, Unvested Options
Stock options outstanding, Weighted Average Exercise Price	$ 12.41
Weighted Average Remaining Contractual Life, Outstanding at June 30, 2014	5 years 6 months
Stock Options, Shares exercisable at June 30, 2014	102
Stock Options, Weighted Average Exercise Price Exercisable at June 30, 2014	$ 12.41
Range of Exercise Price, Lower Range	$ 1.03
Range of Exercise Price, Upper Range	$ 49.99
50.00 - 99.99
Summary of stock options outstanding and exercisable
Stock options outstanding, Vested Options	21
Stock options outstanding, Unvested Options
Stock options outstanding, Weighted Average Exercise Price	$ 80.98
Weighted Average Remaining Contractual Life, Outstanding at June 30, 2014	9 months 18 days
Stock Options, Shares exercisable at June 30, 2014	21
Stock Options, Weighted Average Exercise Price Exercisable at June 30, 2014	$ 80.98
Range of Exercise Price, Lower Range	$ 50.00
Range of Exercise Price, Upper Range	$ 99.99
100.00 - 117.80
Summary of stock options outstanding and exercisable
Stock options outstanding, Vested Options	9
Stock options outstanding, Unvested Options
Stock options outstanding, Weighted Average Exercise Price	$ 107.09
Weighted Average Remaining Contractual Life, Outstanding at June 30, 2014	7 months 6 days
Stock Options, Shares exercisable at June 30, 2014	9
Stock Options, Weighted Average Exercise Price Exercisable at June 30, 2014	$ 107.09
Range of Exercise Price, Lower Range	$ 100.00
Range of Exercise Price, Upper Range	$ 117.80