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v3.20.1

SUBSEQUENT EVENT (Details) - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 29, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Subsequent Event [Line Items] |  |  |  |
Dividends declared (in dollars per share) |  | $ 0.48 | $ 7.94 | $ 1.85
Subsequent Event |  |  |  |
Subsequent Event [Line Items] |  |  |  |
Dividends declared (in dollars per share) | $ 1.00 |  |  |
Dividends payable | $ 38.0 |  |  |

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