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SIGNIFICANT ACCOUNTING POLICIES AND RECENT ACCOUNTING STANDARDS - Consumer Incentives (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
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Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Accounting Policies [Abstract] |  |  |  |
Consumer Incentives, Expense | $ 16.0 | $ 26.3 | $ 49.6 | $ 73.9

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- Definition Consumer Incentives, Expense + References No definition available. + Details
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Balance Type: | debit
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- References No definition available. + Details
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Period Type: | duration