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COMMITMENTS AND CONTINGENCIES (Details) |  |  | 3 Months Ended |
--- | --- | --- | --- | ---
Apr. 29, 2019 stockholder | Jan. 11, 2018 | Mar. 31, 2021 USD ($) | Jun. 07, 2018 reporting_unit distributor
Loss Contingencies [Line Items] |  |  |  |
Employment agreement terms minimum period of employment |  | 8 years |  |
Number of class action lawsuits | reporting_unit |  |  |  | 2
Number of distributors | distributor |  |  |  | 3
Loss contingency, number of plaintiffs | stockholder | 2 |  |  |
Income tax effects allocated directly to equity, employee stock options |  |  | $ 546,000,000 |
Swedish Tax Agency |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Income tax examination, estimate of possible loss |  |  | 57,000,000 |
Tax Year 2012 | IRS |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Liability (refund) from income tax examination |  |  | 5,000,000 |
Tax Year 2013 | IRS |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Liability (refund) from income tax examination |  |  | 0 |
Tax Year 2014 | IRS |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Income tax penalties |  |  | $ 17,000,000 |

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