Business Segments (Tables)

6 Months Ended

Jun. 30, 2013

Segment Reporting [Abstract]

Schedule of net sales information by product line

product lines' net sales are as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2012		2013		2012		2013
Orthopedic surgery	$	103,836	$	101,853	$	210,724	$	206,867
General surgery	71,540		73,184		141,044		140,032
Surgical visualization	14,319		17,956		32,243		33,108
Consolidated net sales	$	189,695	$	192,993	$	384,011	$	380,007