Business Segment Information (Tables)

3 Months Ended

Mar. 31, 2013

Business Segment Information [Abstract]

Summary of segment information

	Three Months Ended March 31,
	2013			2012
Net revenues:
OSUR	$	17,232		$	17,646
DNAG		3,932			3,298
Total	$	21,164		$	20,944
Operating loss:
OSUR	$	(10,040	)	$	(2,748	)
DNAG		(549	)		(904	)
Total	$	(10,589	)	$	(3,652	)
Depreciation and amortization:
OSUR	$	777		$	889
DNAG		825			920
Total	$	1,602		$	1,809
Capital expenditures:
OSUR	$	243		$	267
DNAG		237			39
Total	$	480		$	306
	March 31, 2013			December 31, 2012
Total assets:
OSUR	$	129,187		$	137,544
DNAG		52,849			54,181
Total	$	182,036		$	191,725

Presentation of total net revenues and long-lived assets by geographic area

	Three Months Ended March 31,
	2013		2012
United States	$	16,040	$	15,636
Europe		2,846		2,798
Other regions		2,278		2,510
	$	21,164	$	20,944

The following table represents total long-lived assets by geographic area:

	March 31, 2013		December 31, 2012
United States	$	17,484	$	17,868
Canada		740		589
Other regions		73		89
	$	18,297	$	18,546