Segment Information (Tables)

9 Months Ended

Sep. 30, 2021

Segment Information [Abstract]

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

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2021		2020		2021		2020
Revenues:
Medical devices	$	53,107	$	45,109	$	162,528	$	128,797
Preservation services		19,100		20,022		56,914		56,534
Total revenues		72,207		65,131		219,442		185,331
Cost of products and preservation services:
Medical devices		15,503		12,998		46,592		36,078
Preservation services		8,915		9,001		26,710		26,060
Total cost of products and preservation services		24,418		21,999		73,302		62,138
Gross margin:
Medical devices		37,604		32,111		115,936		92,719
Preservation services		10,185		11,021		30,204		30,474
Total gross margin	$	47,789	$	43,132	$	146,140	$	123,193

Summary Of Net Revenues By Product And Service

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2021		2020		2021		2020
Products:
Aortic stents and stent grafts	$	20,896	$	15,290	$	62,165	$	43,932
Surgical sealants		16,544		15,811		52,236		44,985
On-X		14,022		12,067		41,843		34,385
Other		1,645		1,941		6,284		5,495
Total products		53,107		45,109		162,528		128,797
Preservation services		19,100		20,022		56,914		56,534
Total revenues	$	72,207	$	65,131	$	219,442	$	185,331