Condensed Consolidated Statements Of Income (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Revenue:
Product revenue	$ 233,666	$ 206,693	$ 690,573	$ 629,782
Service revenue	149,857	131,604	443,275	393,203
Total revenue	383,523	338,297	1,133,848	1,022,985
Cost of Revenue:
Cost of product revenue	84,784	76,521	249,782	230,514
Cost of service revenue	85,403	75,993	250,115	225,018
Total cost of revenue	170,187	152,514	499,897	455,532
Gross profit	213,336	185,783	633,951	567,453
Expenses:
Sales and marketing	70,602	60,079	206,470	179,641
General and administrative	45,698	38,651	128,633	116,871
Research and development	24,847	21,568	73,394	65,507
Income from operations	72,189	65,485	225,454	205,434
Interest expense	(4,294)	(1,463)	(10,033)	(3,477)
Interest income	313	456	1,272	1,345
Income before provision for income taxes	68,208	64,478	216,693	203,302
Provision for income taxes	16,045	18,786	60,693	58,745
Net income	52,163	45,692	156,000	144,557
Less: Net income attributable to noncontrolling interest	21	4	55	15
Net income attributable to IDEXX Laboratories, Inc. stockholders	$ 52,142	$ 45,688	$ 155,945	$ 144,542
Earnings per Share:
Basic	$ 1.05	$ 0.87	$ 3.07	$ 2.70
Diluted	$ 1.03	$ 0.86	$ 3.03	$ 2.66
Weighted Average Shares Outstanding:
Basic	49,745,000	52,450,000	50,821,000	53,562,000
Diluted	50,400,000	53,242,000	51,522,000	54,391,000