Employee And Non-Employee Benefit And Compensation Plans (Details 4) (USD $)	12 Months Ended							12 Months Ended
	Dec. 31, 2013 Service period-based options	Dec. 31, 2012 Service period-based options	Dec. 31, 2011 Service period-based options	Dec. 31, 2013 Stock Plan	Dec. 31, 2012 Stock Plan	Dec. 31, 2011 Stock Plan	Dec. 31, 2010 Stock Plan	Dec. 31, 2013 Stock Plan Service period-based options	Dec. 31, 2012 Stock Plan Service period-based options	Dec. 31, 2011 Stock Plan Service period-based options	Dec. 31, 2013 Stock Plan Price-based options	Dec. 31, 2011 Stock Plan Price-based options
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares [Roll Forward]
Nonvested outstanding, beginning balance				1,541,095	2,683,116	3,206,351	3,220,171
Granted								1,190,000	505,000	1,740,559		825,000
Vested								(937,875)	(635,758)	(1,482,837)
Canceled and Forfeited								(669,146)	(392,477)	(1,096,542)	(725,000)
Nonvested outstanding, ending balance				1,541,095	2,683,116	3,206,351	3,220,171
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]
Nonvested outstanding, beginning balance, weighted-average grant date fair value				$ 1.32	$ 1.79	$ 1.89	$ 2.23
Granted, weighted-average grant date fair value	$ 1.15	$ 1.79	$ 1.67					$ 0.90	$ 1.72	$ 1.80		$ 1.63
Vested, weighted-average grant date fair value								$ 1.73	$ 1.75	$ 2.23
Canceled and Forfeited, weighted-average grant date fair value								$ 1.82	$ 2.36	$ 2.18	$ 1.71
Nonvested outstanding, ending balance, weighted-average grant date fair value				$ 1.32	$ 1.79	$ 1.89	$ 2.23