Goodwill And Other Intangible Assets (Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014
Goodwill [Roll Forward]
Balance as of December 31, 2013	$ 13,514
Foreign currency translation effects	0
Balance as of March 31, 2014	13,514
Knee
Goodwill [Roll Forward]
Balance as of December 31, 2013	3,830
Foreign currency translation effects	0
Balance as of March 31, 2014	3,830
Hip
Goodwill [Roll Forward]
Balance as of December 31, 2013	670
Foreign currency translation effects	0
Balance as of March 31, 2014	670
Biologics and Spine
Goodwill [Roll Forward]
Balance as of December 31, 2013	7,553
Foreign currency translation effects	0
Balance as of March 31, 2014	7,553
Extremities
Goodwill [Roll Forward]
Balance as of December 31, 2013	459
Foreign currency translation effects	0
Balance as of March 31, 2014	459
Other
Goodwill [Roll Forward]
Balance as of December 31, 2013	1,002
Foreign currency translation effects	0
Balance as of March 31, 2014	$ 1,002