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INCOME TAXES - Narrative (Details) $ in Millions |  | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 USD ($) | Sep. 30, 2021 USD ($)
Income Tax Disclosure [Abstract] |  |
Estimated increase in income taxes payable if all foreign earnings were repatriated | $ 2.0 |
Payroll tax deferral, CARES Act |  | $ 28.5
Payroll tax credit, CARES Act |  | 0.7
Unrecognized tax benefits and related interest and penalties, all of which would affect our effective tax rate if recognized | 40.0 | 40.0
Decrease in unrecognized tax benefits due to lapse of statute of limitations | $ 5.6 | $ 5.6

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- Definition The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319 + Details
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