Employee And Non-Employee Benefit And Compensation Plans (Details 3) (USD $)	12 Months Ended				12 Months Ended
	Dec. 31, 2013 Prior Plans	Dec. 31, 2013 Prior Plans Service period-based options	Dec. 31, 2013 Stock Plan	May 01, 2008 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, Outstanding [Roll Forward]
Options outstanding, Beginning Balance	1,900,000,000		5,126,684
Options granted					1,190,000	505,000	1,740,559		825,000
Options exercised					(60,000)
Options canceled		(1,025,000,000)			(1,875,009)			(725,000)
Options outstanding, Ending Balance	875,000,000		3,656,675
Options exercisable, end of period			2,115,580
Shares available for grant at end of period			6,517,550,000	10,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]
Options outstanding, beginning balance, weighted average exercise price	$ 13.31		$ 5.08
Options granted, weighted average exercise price					$ 3.77
Options exercised, weighted average exercise price					$ 1.96
Options canceled, weighted average exercise price		$ 21.01			$ 6.43			$ 9.56
Options outstanding, ending balance, weighted average exercise price	$ 7.06		$ 4.38
Options exercisable, end of period, weighted average exercise price			$ 4.03
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Outstanding, weighted average remaining contractual term	4 years 2 months 1 day		7 years 9 months 15 days
Exercisable, weighted average remaining contractual term			6 years 1 month 21 days
Outstanding, intrinsic value			$ 3,624,040
Exercisable, intrinsic value			$ 2,615,240