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GOODWILL AND OTHER INTANGIBLE ASSETS - Changes in Amount of Goodwill (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Goodwill [Roll Forward] |  |
Beginning Balance | $ 4,129.7 | $ 4,184.0
Acquisitions | 195.9 | 89.3
Adjustments to initial purchase price allocation | 1.3 | 1.2
Foreign currency translation | (18.6) | (144.8)
Ending Balance | 4,308.3 | 4,129.7
U.S. Information Solutions |  |
Goodwill [Roll Forward] |  |
Beginning Balance | 1,128.9 | 1,071.3
Acquisitions | 153.7 | 57.7
Adjustments to initial purchase price allocation | (1.9) | (0.1)
Foreign currency translation | 0.0 | 0.0
Ending Balance | 1,280.7 | 1,128.9
Workforce Solutions |  |
Goodwill [Roll Forward] |  |
Beginning Balance | 970.2 | 952.1
Acquisitions | 40.1 | 17.1
Adjustments to initial purchase price allocation | 0.1 | 1.0
Foreign currency translation | 0.0 | 0.0
Ending Balance | 1,010.4 | 970.2
International |  |
Goodwill [Roll Forward] |  |
Beginning Balance | 1,844.7 | 1,969.4
Acquisitions | 2.1 | 14.5
Adjustments to initial purchase price allocation | 3.1 | 1.3
Foreign currency translation | (20.7) | (140.5)
Ending Balance | 1,829.2 | 1,844.7
Global Consumer Solutions |  |
Goodwill [Roll Forward] |  |
Beginning Balance | 185.9 | 191.2
Acquisitions | 0.0 | 0.0
Adjustments to initial purchase price allocation | 0.0 | (1.0)
Foreign currency translation | 2.1 | (4.3)
Ending Balance | $ 188.0 | $ 185.9

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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://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=77989000&loc=SL49117168-202975 Reference 2: 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=108376223&loc=d3e13816-109267 + Details
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