Segment Reporting (Tables)

3 Months Ended

Mar. 31, 2014

Segment Reporting [Abstract]

Summary Of Revenue By Product And Service Category

	For the Three Months Ended March 31,
		2014		2013
CAG segment revenue:
CAG Diagnostics recurring revenue:	$	258,763	$	239,568
IDEXX VetLab® consumables		84,321		75,783
VetLab service and accessories		13,093		12,053
Rapid assay products		43,059		44,083
Reference laboratory diagnostic and consulting services		118,290		107,649
CAG Diagnostics capital - instruments		18,565		15,835
Customer information management and digital imaging systems		24,260		21,538
CAG segment revenue		301,588		276,941
Water segment revenue		21,421		20,666
LPD segment revenue		31,351		28,039
Other segment revenue		5,843		6,460
Total revenue	$	360,203	$	332,106