Segment Information (Tables)

6 Months Ended

Jun. 30, 2017

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,
	2017		2016		2017		2016
Revenues:
Medical devices	$	30,094	$	30,045	$	57,490	$	57,063
Preservation services		17,724		17,038		35,387		33,036
Total revenues		47,818		47,083		92,877		90,099
Cost of products and preservation services:
Medical devices		6,959		7,698		14,976		14,701
Preservation services		7,954		9,084		15,484		17,476
Total cost of products and preservation services		14,913		16,782		30,460		32,177
Gross margin:
Medical devices		23,135		22,347		42,514		42,362
Preservation services		9,770		7,954		19,903		15,560
Total gross margin	$	32,905	$	30,301	$	62,417	$	57,922

Summary Of Net Revenues By Product And Service

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Products:
BioGlue and BioFoam	$	16,683	$	16,187	$	32,364	$	31,503
On-X		9,862		9,554		18,722		16,269
CardioGenesis cardiac laser therapy		2,056		1,860		3,641		3,844
PerClot		936		1,042		1,755		2,033
PhotoFix		557		490		1,008		871
HeRO Graft		--		912		--		2,325
ProCol		--		--		--		218
Total products		30,094		30,045		57,490		57,063
Preservation services:
Cardiac tissue		8,477		7,548		15,979		13,976
Vascular tissue		9,247		9,490		19,408		19,060
Total preservation services		17,724		17,038		35,387		33,036
Total revenues	$	47,818	$	47,083	$	92,877	$	90,099