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v3.20.2

Long-term incentive plan (Details) - USD ($) $ in Millions | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Long-term incentive plan |  |  |
Threshold cash return on investment upon termination event to determine vesting of performance shares |  |  | $ 1,515.0
Amount agreed to pay employees upon achievement of the plan conditions | $ 7.0 | $ 5.9 |
Recognized compensation expense | $ 0.0 | $ 0.0 |

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- Definition The amount of threshold cash return on its investment upon a change in control of the Company ("Termination Event"), to determine the vesting and exercisability of performance shares. + References No definition available. + Details
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