Variable Interest Entity Variable Interest Entity (Narrative) (Details) (USD $)
0 Months Ended
Sep. 18, 2013
sqft
N2 Biomedical LLC
 
Noncontrolling Interest [Line Items]  
Preferred Stock, Par or Stated Value Per Share $ 6.72
Area of Real Estate Property 27,000
Area of real estate property percent 19.00%
Rent Per Square Foot for First Year 16.00
Rental Rate Increase on Each Annual Anniversary 0.50
Biomedical Service
 
Noncontrolling Interest [Line Items]  
Disposal Date Sep. 18, 2013
Business Divestiture, Sale Price $ 10,500,000
Business Divestiture, Sale Price Allocation, Liabilities Assume 100,000
Proceeds from Divestiture of Businesses 6,000,000
Preferred Stock, Shares Outstanding 310,549
Preferred Stock, Value, Issued 2,100,000
Preferred Stock, Par or Stated Value Per Share $ 6.72
Deemed Dividend 9,500,000
Convertible Debt | Biomedical Service
 
Noncontrolling Interest [Line Items]  
Noncash or Part Noncash Divestiture, Amount of Consideration Received $ 2,400,000