Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2014

Stock-Based Compensation [Abstract]

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Expected Volatility		Risk-free Interest Rate		Expected Term	Dividend Rate
September 30, 2014:
Employees	66	%	1.2	%	4	—	%
Officers and non-employee directors	80	%	2.3	%	8	—	%
September 30, 2013:
Employees	85	%	0.9	%	5	—	%
Officers and non-employee directors	81	%	1.6	%	8	—	%

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

	Options		Weighted Average Exercise Price
	(in thousands)
Outstanding at December 31, 2013	23,306		$	2.42
Granted	4,287		1.70
Exercised	(223	)	1.46
Expired	(2,411	)	3.97
Forfeited	(646	)	1.97
Outstanding at September 30, 2014	24,313		2.16
Exercisable at September 30, 2014	17,311		$	2.29

Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]

	Shares		Weighted Average Grant Date Fair Value
	(in thousands)
Outstanding at December 31, 2013	4,242		$	1.93
Granted	1,604		1.72
Vested	(1,384	)	1.90
Forfeited	(1,300	)	1.92
Nonvested at September 30, 2014	3,162		$	1.84