INCOME TAXES - Income tax loss carryforward (Details) - USD ($) $ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Income tax loss carryforward | ||||
| Valuation allowance | $ 1,641.3 | $ 1,513.0 | $ 1,114.1 | $ 764.9 |
| Tax credits | 10.0 | |||
| Domestic | ||||
| Income tax loss carryforward | ||||
| Income tax loss carryforward | 1,711.9 | |||
| Income tax loss carryforward subject to expiration | 320.3 | |||
| Income tax loss carryforward not subject to expiration | 1,391.0 | |||
| Foreign | ||||
| Income tax loss carryforward | ||||
| Income tax loss carryforward | 949.0 | |||
| State | ||||
| Income tax loss carryforward | ||||
| Income tax loss carryforward | 2,463.3 | |||
| Income tax loss carryforward subject to expiration | 1,765.3 | |||
| Income tax loss carryforward not subject to expiration | $ 697.9 | |||
| State | Minimum | ||||
| Income tax loss carryforward | ||||
| Period of limitations on use | 1 year | |||
| State | Maximum | ||||
| Income tax loss carryforward | ||||
| Period of limitations on use | 20 years |