Revenue Recognition (Tables)

9 Months Ended

Sep. 30, 2021

Revenue from Contract with Customer [Abstract]

Disaggregation of revenue

The following table presents disaggregated revenue by major product and service categories:

(in thousands)	For the Three Months Ended September 30,				For the Nine Months Ended September 30,
	2021		2020		2021		2020
CAG segment revenue:
CAG Diagnostics recurring revenue:	$	638,358	$	567,416	$	1,916,938	$	1,565,595
IDEXX VetLab consumables	252,714		218,605		755,158		603,379
Rapid assay products	76,974		70,593		230,472		192,681
Reference laboratory diagnostic and consulting services	282,301		254,223		851,757		703,300
CAG Diagnostics services and accessories	26,369		23,995		79,551		66,235
CAG Diagnostics capital - instruments	39,401		29,336		105,645		72,040
Veterinary software, services and diagnostic imaging systems	54,736		41,265		148,274		118,478
CAG segment revenue	732,495		638,017		2,170,857		1,756,113
Water segment revenue	38,143		33,272		109,374		95,537
LPD segment revenue	29,126		36,971		101,920		103,369
Other segment revenue	10,657		13,529		32,119		30,698
Total revenue	$	810,421	$	721,789	$	2,414,270	$	1,985,717

Revenue by principal geographic area, based on customers’ domiciles, was as follows:

(in thousands)	For the Three Months Ended September 30,				For the Nine Months Ended September 30,
	2021		2020		2021		2020
United States	$	514,343	$	454,836	$	1,502,219	$	1,257,617
Europe, the Middle East and Africa	167,956		147,193		510,759		400,928
Asia Pacific Region	78,239		77,401		246,645		212,663
Canada	32,813		28,710		105,608		78,314
Latin America	17,070		13,649		49,039		36,195
Total revenue	$	810,421	$	721,789	$	2,414,270	$	1,985,717