Long-Term Debt And Credit Facilities (Narrative) (Details) (USD $)	9 Months Ended		12 Months Ended	0 Months Ended	9 Months Ended				9 Months Ended		1 Months Ended		9 Months Ended		1 Months Ended		1 Months Ended	9 Months Ended			0 Months Ended	9 Months Ended			9 Months Ended		0 Months Ended					9 Months Ended		0 Months Ended	9 Months Ended							1 Months Ended		3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	Aug. 07, 2013 Convert Warrants [Member]	Sep. 30, 2013 Exchange Warrants [Member]	Aug. 08, 2013 Exchange Warrants [Member]	Aug. 07, 2013 Exchange Warrants [Member]	Sep. 30, 2013 Revolving Line Of Credit [Member]	Sep. 30, 2013 Term Note [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, 2013 Healthcare Royalty Partners debt [Member]	Sep. 30, 2012 Healthcare Royalty Partners debt [Member]	May 31, 2012 Subordinated Convertible Debentures [Member] item	Aug. 07, 2013 Unconverted Debentures [Member]	Mar. 30, 2012 March 30, 2012 Amendment [Member] Revolving Line Of Credit [Member]	Sep. 30, 2013 March 30, 2012 Amendment [Member] Revolving Line Of Credit [Member]	Sep. 30, 2013 May 1, 2012 Agreement [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]	Sep. 30, 2013 May 10, 2012 Amendment [Member] Revolving Line Of Credit [Member]	Sep. 30, 2013 March 2013 Amendment [Member] Revolving Line Of Credit [Member]	Mar. 29, 2013 March 2013 Amendment [Member] Revolving Line Of Credit [Member]	Sep. 30, 2013 June 2013 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]	Sep. 30, 2013 July 2013 Amendment [Member] Revolving Line Of Credit [Member]	Jul. 31, 2013 July 2013 Amendment [Member] Revolving Line Of Credit [Member]	Aug. 30, 2013 August 2013 Amendment [Member] Revolving Line Of Credit [Member]	Sep. 30, 2013 August 2013 Amendment [Member] Revolving Line Of Credit [Member]	Aug. 31, 2013 August 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]	Sep. 30, 2013 Principal Due 2013 [Member]	Sep. 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] Term Note [Member]	Dec. 31, 2010 Prime Rate Plus [Member] 2010 Amendment To Loan Agreement [Member] Term Note [Member]	Sep. 30, 2013 Maximum [Member] August 2013 Amendment [Member] Revolving Line Of Credit [Member]	Dec. 31, 2013 Maximum [Member] Scenario, Forecast [Member] August 2013 Amendment [Member] Revolving Line Of Credit [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity																	$ 10,000,000									$ 13,000,000	$ 3,000,000	$ 3,000,000	$ 3,000,000	$ 3,000,000	$ 10,000,000			$ 3,000,000			$ 20,000,000	$ 30,000,000
Debt maturity date									Dec. 31, 2013				Dec. 31, 2018
Revolving credit agreement, maturity date																		Apr. 30, 2012	May 15, 2012			Mar. 31, 2013	Jun. 30, 2013		Jul. 31, 2013							Aug. 31, 2013			Mar. 31, 2014
Interest rate added to prime rate																																										5.50%	3.50%
Decrease in maximum borrowing capacity																	3,333,333																	3,000,000
Earnings before interest and depreciation and amortization revolving credit convenant																																												(4,000,000)	(3,000,000)
Warrants	3,021,302						2,500,000			11,111					2,500,000		75,735			60,976				113,636		48,387							14,313
Number of shares issued upon conversion of warrants						1,372,358
Aggregate number of shares issued upon conversion				2,500,000		841,575	2,700,000									2,700,000					234,305
Proceeds from the exercise of stock warrants				8,500,000	0
Exercise price of warrants							3.361			36.00					3.361		6.60			4.10	3.361			1.98		1.55							5.24
Fair value of warrants issued										228,332
Current borrowing capacity								3,000,000													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								3,000,000
Proceeds from revolving line of credit	37,237,131	42,246,305
Term loan agreement, face value										10,000,000
Term loan principal amount due																																							4,000,000	4,000,000	2,000,000
Liquidity ratio																																				2
Amount borrowed	2,500,000	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