Segment Reporting (Tables)

9 Months Ended

Sep. 30, 2019

Segment Reporting [Abstract]

Summary of segment performance

The following is a summary of segment performance:

(in thousands)	For the Three Months Ended September 30,
	CAG		Water		LPD		Other		Unallocated Amounts			Consolidated Total
2019
Revenue	$	533,130	$	34,906	$	31,370	$	5,897	$	—		$	605,303
Income (loss) from operations	$	124,490	$	17,045	$	4,994	$	1,379	$	(8,106	)	$	139,802
Interest expense, net												(7,004		)
Income before provision for income taxes												132,798
Provision for income taxes												23,960
Net income												108,838
Less: Net income attributable to noncontrolling interest												1
Net income attributable to IDEXX Laboratories, Inc. stockholders												$	108,837
2018
Revenue	$	478,097	$	33,108	$	29,420	$	4,823	$	—		$	545,448
Income (loss) from operations	$	102,241	$	15,874	$	4,007	$	443	$	(5,215	)	$	117,350
Interest expense, net												(8,311		)
Income before provision for income taxes												109,039
Provision for income taxes												15,825
Net income												93,214
Less: Net loss attributable to noncontrolling interest												(37		)
Net income attributable to IDEXX Laboratories, Inc. stockholders												$	93,251

(in thousands)	For the Nine Months Ended September 30,
	CAG		Water		LPD		Other		Unallocated Amounts			Consolidated Total
2019
Revenue	$	1,589,397	$	99,980	$	95,980	$	16,105	$	—		$	1,801,462
Income (loss) from operations	$	384,095	$	47,394	$	17,637	$	3,657	$	(15,568	)	$	437,215
Interest expense, net												(23,503		)
Income before provision for income taxes												413,712
Provision for income taxes												76,464
Net income												337,248
Less: Net income attributable to noncontrolling interest												24
Net income attributable to IDEXX Laboratories, Inc. stockholders												$	337,224
2018
Revenue	$	1,456,417	$	94,909	$	96,658	$	15,872	$	—		$	1,663,856
Income (loss) from operations	$	332,435	$	43,458	$	13,439	$	2,071	$	(15,415	)	$	375,988
Interest expense, net												(25,291		)
Income before provision for income taxes												350,697
Provision for income taxes												59,327
Net income												291,370
Less: Net loss attributable to noncontrolling interest												(23		)
Net income attributable to IDEXX Laboratories, Inc. stockholders												$	291,393