Business Segment, Product, and Geographic Information (Tables)

3 Months Ended

Mar. 31, 2014

Segment Reporting [Abstract]

Revenue from External Customers by Products and Services

The Company’s Monitoring Service offering includes IOM services. Revenue by product line offerings was as follows (in thousands):

	Three Months Ended March 31,
	2014		2013
Spine Surgery Products	$	137,308	$	122,667
Biologics	29,489		27,156
Monitoring Service	10,699		9,681
Total Revenue	$	177,496	$	159,504

Schedule of Revenue and Net Property and Equipment by Geographical Areas [Table Text Block]

Revenue and property and equipment, net, by geographic area were as follows (in thousands):

	Revenue				Property and Equipment, Net
	Three Months Ended March 31,				March 31,		December 31,
	2014		2013		2014		2013
United States	$	158,394	$	146,222	$	108,924	$	109,458
International (excludes Puerto Rico)	19,102		13,282		19,933		18,606
Total	$	177,496	$	159,504	$	128,857	$	128,064