Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2013

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, 2012	21,525		$	2.51
Granted	2,971		2.11
Exercised	(140	)	1.78
Expired	(695	)	3.62
Forfeited	(5	)	1.94
Outstanding at March 31, 2013	23,656		2.43
Exercisable at March 31, 2013	16,128		$	2.66

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, 2012	3,543		$	1.80
Granted	1,969		2.09
Vested	(991	)	1.80
Forfeited	(37	)	1.85
Nonvested at March 31, 2013	4,484		$	1.93

Schedule of Share-based Compnesation, Performance-based Restricted Stock Units [Table Text Block]

	Shares		Weighted Average Grant Date Fair Value
	(in thousands)
Outstanding at December 31, 2012	329		$	1.90
Vested	(329	)	1.90
Nonvested at March 31, 2013	—		$	—

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

	Expected Volatility		Risk-free Interest Rate		Expected Term	Dividend Rate
March 31, 2013:
Employees	91	%	0.8	%	5	—	%
Officers and non-employee directors	81	%	1.6	%	8	—	%
March 31, 2012:
Employees	92	%	0.8	%	5	—	%
Officers and non-employee directors	80	%	1.6	%	8	—	%