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INTANGIBLE ASSETS AND GOODWILL - Changes in Carrying Amount of Goodwill (Details) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 | Dec. 31, 2019
Change in the carrying amount of goodwill |  |
Balance at the beginning of the period | $ 13,126 | $ 13,142
Acquisition of certain assets of Synergy |  | 3
Goodwill reclassified to assets held for sale (Note 4) |  | (18)
Foreign exchange and other | (60) | (1)
Assets held for sale reclassified to goodwill (Note 4) | 18 |
Balance at the end of the period | 13,084 | 13,126
Bausch + Lomb/ International |  |
Change in the carrying amount of goodwill |  |
Balance at the beginning of the period | 5,786 | 5,805
Goodwill reclassified to assets held for sale (Note 4) |  | (18)
Foreign exchange and other | (60) | (1)
Assets held for sale reclassified to goodwill (Note 4) | 18 |
Balance at the end of the period | 5,744 | 5,786
Salix |  |
Change in the carrying amount of goodwill |  |
Balance at the beginning of the period | 3,159 | 3,156
Acquisition of certain assets of Synergy |  | 3
Balance at the end of the period | 3,159 | 3,159
Ortho Dermatologics |  |
Change in the carrying amount of goodwill |  |
Balance at the beginning of the period | 1,267 | 1,267
Balance at the end of the period | 1,267 | 1,267
Diversified Products |  |
Change in the carrying amount of goodwill |  |
Balance at the beginning of the period | 2,914 | 2,914
Balance at the end of the period | $ 2,914 | $ 2,914

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)(1)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 + Details
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- Definition Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 + Details
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