Stockholders' Equity (Details 1) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Summary of stock options
Options Outstanding, Beginning balance	142	159
Stock Options Outstanding, Granted	10	10
Stock Options Outstanding, Exercised
Stock Options Outstanding, Forfeited	(10)	(27)
Shares Outstanding, Ending balance	142	142
Stock Options, Shares exercisable at December 31, 2013	141
Weighted Average Exercise Price, Beginning Balance	$ 40.61	$ 49.49
Weighted Average Exercise Price, Granted	$ 4.05	$ 3.54
Weighted Average Exercise Price, Exercised
Weighted Average Exercise Price, Forfeited	$ 86.90	$ 78.88
Weighted Average Exercise Price, Ending Balance	$ 34.77	$ 40.61
Stock Options, Weighted Average Exercise Price Exercisable at December 31, 2013	$ 34.90
Aggregate intrinsic value Outstanding at December 31, 2013	$ 36
Aggregate intrinsic value Exercisable at December 31, 2013	$ 36
Weighted Average Remaining Contractual Life, Outstanding at December 31, 2013	4 years 7 months 6 days
Weighted Average Remaining Contractual Life, Exercisable at December 31, 2013	4 years 7 months 6 days