Long-Term Debt And Credit Facilities (Narrative) (Details) (USD $)	6 Months Ended		12 Months Ended			1 Months Ended		9 Months Ended	1 Months Ended			0 Months Ended		0 Months Ended											1 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012	Jun. 30, 2013 Revolving Line Of Credit [Member]	Dec. 31, 2010 Term Note [Member]	Jan. 31, 2013 Healthcare Royalty Partners debt [Member]	Nov. 30, 2011 Healthcare Royalty Partners debt [Member]	Sep. 30, 2012 Healthcare Royalty Partners debt [Member]	May 31, 2012 Subordinated Convertible Debentures [Member] item	Mar. 30, 2012 March 30, 2012 Amendment [Member] Revolving Line Of Credit [Member]	May 01, 2012 May 1, 2012 Agreement [Member] Revolving Line Of Credit [Member]	May 10, 2012 May 10, 2012 Amendment [Member] Revolving Line Of Credit [Member]	Jun. 28, 2013 June 2013 Amendment [Member] Revolving Line Of Credit [Member]	May 10, 2012 Guaratees Provided By Lenders [Member] Revolving Line Of Credit [Member]	Jul. 31, 2013 Guaratees Provided By Lenders [Member] Revolving Line Of Credit [Member]	Jun. 28, 2013 Guaratees Provided By Lenders [Member] Revolving Line Of Credit [Member]	Mar. 29, 2013 Guaratees Provided By Lenders [Member] Revolving Line Of Credit [Member]	May 01, 2012 Guaratees Provided By Lenders [Member] Revolving Line Of Credit [Member]	Jul. 31, 2013 July 2013 Amendment [Member] Revolving Line Of Credit [Member]	Mar. 29, 2013 March 2013 Amendment [Member] Revolving Line Of Credit [Member]	Sep. 30, 2011 September 2011 Amendment [Member] Revolving Line Of Credit [Member]	Dec. 31, 2010 2010 Amendment To Loan Agreement [Member] Revolving Line Of Credit [Member]	Jun. 30, 2013 Principal Due 2012 [Member] Term Note [Member]	Dec. 31, 2010 Principal Due 2011 [Member] Term Note [Member]	Sep. 30, 2011 Prime Rate Plus [Member] September 2011 Amendment [Member] Revolving Line Of Credit [Member]	Dec. 31, 2010 Prime Rate Plus [Member] 2010 Amendment To Loan Agreement [Member] Revolving Line Of Credit [Member]	Dec. 31, 2010 Prime Rate Plus [Member] 2010 Amendment To Loan Agreement [Member] Term Note [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity										$ 10,000,000		$ 20,000,000	$ 13,000,000		$ 3,000,000	$ 3,000,000	$ 3,000,000	$ 10,000,000			$ 20,000,000	$ 30,000,000
Variable rate on interest																									5.50%	3.50%	3.50%
Decrease in maximum borrowing capacity										3,333,333
Warrants	6,204,274				11,111				2,500,000	75,735	60,976		48,387						14,313	113,636
Exercise price of warrants					36.00				3.361	6.60			1.55						5.24	1.98
Fair value of warrants issued	6,999				228,332
Current borrowing capacity				6,500,000								13,000,000	6,000,000
Paydown of the guarantees			7,000,000											7,000,000
Net proceeds from issuance of long-term debt												18,500,000
Line of credit facility, amount outstanding				6,500,000
Line of Credit Facility, Current Borrowing Capacity				6,500,000								13,000,000	6,000,000
Proceeds from revolving line of credit	23,048,799	33,073,407
Term loan agreement, face value					10,000,000
Term loan principal amount due																							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									7,500,000
Fair value of warrants									4,100,000
Fair value of derivative liability									$ 3,500,000