Segment And Geographic Information (Schedule Of Net Revenues By Geographic Location) (Details) - USD ($) $ in Thousands	3 Months Ended																	12 Months Ended
	Dec. 31, 2018	[1]	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	[2]	Sep. 30, 2017	[2]	Jun. 30, 2017	[2]	Mar. 31, 2017	[2]	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Total revenues	$ 67,799		$ 64,598	$ 68,496	$ 61,948	$ 52,826		$ 43,999		$ 47,818		$ 45,059		$ 45,029	$ 45,252	$ 47,083	$ 43,016	$ 262,841	$ 189,702	$ 180,380
Domestic [Member]
Total revenues																		144,651	135,102	131,727
Foreign [Member]
Total revenues																		$ 118,190	$ 54,600	$ 48,653

[1] In December 2017 we completed our acquisition of JOTEC, which is also being operated as a wholly-owned subsidiary of CryoLife.

[2] In January 2016 we completed our acquisition of On-X Life Technologies Holdings, Inc., which is being operated as a wholly-owned subsidiary of CryoLife. In 2016 we also sold our HeRO Graft product line and our ProCol product line, and ceased sales of these products during 2016.