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Commitments And Contingencies (Details) - USD ($)
 1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Jan. 31, 2015
Jun. 30, 2015
Sep. 30, 2016
Dec. 31, 2015
Other Commitments [Line Items]        
Unreported loss liability     $ 1,700,000 $ 1,400,000
Recoverable insurance amounts     643,000 600,000
Property and equipment, net     17,218,000 11,484,000
PerClot [Member]        
Other Commitments [Line Items]        
Prepaid royalties     1,500,000  
Net intangible assets     3,000,000  
Property and equipment, net     1,200,000  
CEO [Member]        
Other Commitments [Line Items]        
Incremental expense related to agreement   $ 1,400,000 93,000 $ 195,000
Maximum [Member]        
Other Commitments [Line Items]        
Estimated loss     3,100,000  
Starch Technology Purchase [Member]        
Other Commitments [Line Items]        
Expected future contingent payment amounts to be initially recorded as research and development expense     $ 1,000,000  
Term of distribution agreement     15 years  
Number of notice days     180 days  
Amount paid related to achievement of contingent milestone $ 500,000