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Segment And Geographic Information (Summary Of Net Revenues By Product And Service) (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2016 | Mar. 31, 2015
Product Information [Line Items] |  |
Total revenues | $ 43,016 | $ 33,831
BioGlue And BioFoam [Member] |  |
Product Information [Line Items] |  |
Total revenues | 15,316 | 14,042
On-X [Member] |  |
Product Information [Line Items] |  |
Total revenues | 6,715 |
CardioGenesis Cardiac Laser Therapy [Member] |  |
Product Information [Line Items] |  |
Total revenues | 1,984 | 2,137
PerClot [Member] |  |
Product Information [Line Items] |  |
Total revenues | 991 | 976
PhotoFix [Member] |  |
Product Information [Line Items] |  |
Total revenues | 381 | 172
HeRO Graft [Member] |  |
Product Information [Line Items] |  |
Total revenues | 1,413 | 1,860
ProCol [Member] |  |
Product Information [Line Items] |  |
Total revenues | 218 | 204
Cardiac Tissue [Member] |  |
Product Information [Line Items] |  |
Total revenues | 6,428 | 6,663
Vascular Tissue [Member] |  |
Product Information [Line Items] |  |
Total revenues | 9,570 | 7,777
Operating Segments [Member] | Total Products [Member] |  |
Product Information [Line Items] |  |
Total revenues | 27,018 | 19,391
Operating Segments [Member] | Total Preservation Services [Member] |  |
Product Information [Line Items] |  |
Total revenues | $ 15,998 | $ 14,440

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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