Long-Term Debt And Credit Facilities (Remaining Content) (Narrative) (Details) (USD $)	3 Months Ended			0 Months Ended			3 Months Ended		0 Months Ended	1 Months Ended		3 Months Ended	1 Months Ended		3 Months Ended	21 Months Ended
	Mar. 31, 2013	Mar. 31, 2014	May 31, 2012	Aug. 07, 2013 Convert Warrants [Member]	Aug. 08, 2013 Exchange Warrants [Member]	Aug. 07, 2013 Exchange Warrants [Member]	Mar. 31, 2014 Term Note [Member]	Dec. 31, 2010 Term Note [Member]	Aug. 08, 2013 Healthcare Royalty Partners debt [Member]	Jan. 31, 2013 Healthcare Royalty Partners debt [Member]	Nov. 30, 2011 Healthcare Royalty Partners debt [Member]	Mar. 31, 2014 Healthcare Royalty Partners debt [Member]	May 31, 2012 Subordinated Convertible Debentures [Member] item	Aug. 07, 2013 Unconverted Debentures [Member]	Dec. 31, 2011 2010 Amendment To Loan Agreement [Member] Term Note [Member] Lender's Prime Rate [Member]	Sep. 30, 2011 2010 Amendment To Loan Agreement [Member] Term Note [Member] Lender's Prime Rate [Member]	Mar. 31, 2014 Principal Due 2013 [Member] Term Note [Member]	Mar. 31, 2014 Principal Due 2012 [Member] Term Note [Member]	Mar. 31, 2014 Principal Due 2011 [Member] Term Note [Member]
Debt Instrument [Line Items]
Debt maturity date							Dec. 31, 2013					Dec. 31, 2018
Interest rate added to prime rate															5.50%	3.50%
Warrants		2,863,074				2,500,000		11,111					2,500,000
Number of shares issued upon conversion of warrants					1,400,000
Aggregate number of shares issued upon conversion				2,500,000	800,000									2,700,000
Proceeds from the exercise of stock warrants				$ 8,500,000	$ 0
Exercise price of warrants			$ 3.361			$ 3.361		$ 36.00					$ 3.361
Fair value of warrants issued								228,332
Term loan agreement, face value								10,000,000
Term loan principal amount due																	4,000,000	4,000,000	2,000,000
Amount borrowed	2,500,000										15,000,000
Additional amount which may be borrowed											5,000,000
Percentage of royalties entitled to											100.00%
Annual interest rate											16.00%		8.00%
Additional amount borrowed									2,500,000	2,500,000
Proceeds from Convertible Debt													8,500,000
Conversion price per share													$ 3.361
Number of convertible shares													2,500,000
Debt discount													7,600,000
Fair value of warrants													4,100,000
Fair value of derivative liability													$ 3,500,000