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v3.19.3.a.u2

Segment Reporting (Summary of Segment Performance) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue | $ 605,446 | $ 605,303 | $ 620,103 | $ 576,056 | $ 549,386 | $ 545,448 | $ 580,752 | $ 537,656 | $ 2,406,908 | $ 2,213,242 | $ 1,969,058
Income (loss) from operations | 115,631 | 139,802 | 164,275 | 133,138 | 115,347 | 117,350 | 145,594 | 113,044 | 552,846 | 491,335 | 413,028
Interest expense, net |  |  |  |  |  |  |  |  | (30,628) | (33,593) | (31,971)
Income before provision for income taxes |  |  |  |  |  |  |  |  | 522,218 | 457,742 | 381,057
Provision for income taxes |  |  |  |  |  |  |  |  | 94,426 | 80,695 | 117,788
Net income |  |  |  |  |  |  |  |  | 427,792 | 377,047 | 263,269
Less: Net income attributable to noncontrolling interest |  |  |  |  |  |  |  |  | 72 | 16 | 125
Net income attributable to IDEXX Laboratories, Inc. stockholders | $ 90,496 | $ 108,837 | $ 125,706 | $ 102,681 | $ 85,638 | $ 93,251 | $ 108,691 | $ 89,451 | 427,720 | 377,031 | 263,144
Depreciation and amortization |  |  |  |  |  |  |  |  | 88,011 | 83,178 | 83,140
CAG |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 2,119,183 | 1,935,428 | 1,703,377
Water |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 132,850 | 125,198 | 114,395
LPD |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 132,635 | 130,581 | 128,481
Other |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 22,240 | 22,035 | 22,805
Operating Segments | CAG |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 2,119,183 | 1,935,428 | 1,703,377
Income (loss) from operations |  |  |  |  |  |  |  |  | 491,602 | 429,483 | 363,557
Depreciation and amortization |  |  |  |  |  |  |  |  | 77,620 | 72,789 | 71,835
Operating Segments | Water |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 132,850 | 125,198 | 114,395
Income (loss) from operations |  |  |  |  |  |  |  |  | 62,435 | 56,607 | 50,616
Depreciation and amortization |  |  |  |  |  |  |  |  | 2,794 | 2,592 | 2,856
Operating Segments | LPD |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 132,635 | 130,581 | 128,481
Income (loss) from operations |  |  |  |  |  |  |  |  | 25,374 | 19,412 | 16,464
Depreciation and amortization |  |  |  |  |  |  |  |  | 4,007 | 4,094 | 5,052
Operating Segments | Other |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 22,240 | 22,035 | 22,805
Income (loss) from operations |  |  |  |  |  |  |  |  | 4,940 | 3,729 | 4,837
Depreciation and amortization |  |  |  |  |  |  |  |  | 3,590 | 3,703 | 3,397
Unallocated Amounts |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Income (loss) from operations |  |  |  |  |  |  |  |  | $ (31,505) | $ (17,896) | $ (22,446)

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