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v3.21.1

Segment Information (Revenues, Cost Of Products And Services, And Gross Margins For Operating Segments) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Segment Reporting Information [Line Items] |  |
Total revenues | $ 71,087 | $ 66,429
Total cost of products and preservation services | 23,249 | 22,258
Total gross margin | 47,838 | 44,171
Operating Segments [Member] | Medical Devices [Member] |  |
Segment Reporting Information [Line Items] |  |
Total revenues | 53,345 | 46,420
Total cost of products and preservation services | 14,911 | 13,040
Total gross margin | 38,434 | 33,380
Operating Segments [Member] | Preservation Services [Member] |  |
Segment Reporting Information [Line Items] |  |
Total revenues | 17,742 | 20,009
Total cost of products and preservation services | 8,338 | 9,218
Total gross margin | $ 9,404 | $ 10,791

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