Inventories And Deferred Preservation Costs (Tables)

3 Months Ended

Mar. 31, 2018

Inventories And Deferred Preservation Costs [Abstract]

Schedule Of Inventories

	March 31,		December 31,
	2018		2017
Raw materials and supplies	$	15,990	$	16,328
Work-in-process		5,934		5,504
Finished goods		22,662		24,852
Total inventories	$	44,586	$	46,684

Schedule Of Deferred Preservation Costs

	March 31,		December 31,
	2018		2017
Cardiac tissues	$	16,875	$	16,988
Vascular tissues		18,121		18,683
Total deferred preservation costs	$	34,996	$	35,671