Segment Information (Tables)

6 Months Ended

Jun. 30, 2018

Segment Information [Abstract]

Revenues, Cost Of Products And Services, And Gross Margins For Operating Segments

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2018		2017		2018		2017
Revenues:
Medical devices	$	49,313	$	30,094	$	92,911	$	57,490
Preservation services		19,183		17,724		37,533		35,387
Total revenues		68,496		47,818		130,444		92,877
Cost of products and preservation services:
Medical devices		13,550		6,959		27,707		14,976
Preservation services		9,095		7,954		17,658		15,484
Total cost of products and preservation services		22,645		14,913		45,365		30,460
Gross margin:
Medical devices		35,763		23,135		65,204		42,514
Preservation services		10,088		9,770		19,875		19,903
Total gross margin	$	45,851	$	32,905	$	85,079	$	62,417

Summary Of Net Revenues By Product And Service

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2018		2017		2018		2017
Products:
BioGlue and BioFoam	$	17,069	$	16,683	$	33,039	$	32,364
JOTEC		17,205		--		31,665		--
On-X		11,888		9,862		22,197		18,722
CardioGenesis cardiac laser therapy		1,578		2,056		2,924		3,641
PerClot		968		936		1,940		1,755
PhotoFix		605		557		1,146		1,008
Total products		49,313		30,094		92,911		57,490
Preservation services:
Cardiac tissue		9,055		8,477		17,158		15,979
Vascular tissue		10,128		9,247		20,375		19,408
Total preservation services		19,183		17,724		37,533		35,387
Total revenues	$	68,496	$	47,818	$	130,444	$	92,877