Segment Information (Tables)

6 Months Ended

Jun. 30, 2019

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,
	2019		2018		2019		2018
Revenues:
Medical devices	$	51,168	$	49,313	$	99,569	$	92,911
Preservation services		19,971		19,183		39,075		37,533
Total revenues		71,139		68,496		138,644		130,444
Cost of products and preservation services:
Medical devices		14,489		13,550		28,315		27,707
Preservation services		9,684		9,095		19,090		17,658
Total cost of products and preservation services		24,173		22,645		47,405		45,365
Gross margin:
Medical devices		36,679		35,763		71,254		65,204
Preservation services		10,287		10,088		19,985		19,875
Total gross margin	$	46,966	$	45,851	$	91,239	$	85,079

Summary Of Net Revenues By Product And Service

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2019		2018		2019		2018
Products:
BioGlue	$	17,933	$	17,069	$	35,155	$	33,039
JOTEC		17,208		17,205		33,162		31,665
On-X		12,410		11,888		24,141		22,197
CardioGenesis cardiac laser therapy		1,898		1,578		3,612		2,924
PerClot		784		968		1,834		1,940
PhotoFix		935		605		1,665		1,146
Total products		51,168		49,313		99,569		92,911
Preservation services:
Cardiac tissue		10,500		9,055		19,430		17,158
Vascular tissue		9,471		10,128		19,645		20,375
Total preservation services		19,971		19,183		39,075		37,533
Total revenues	$	71,139	$	68,496	$	138,644	$	130,444