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Project Summit - Additional Information (Details) $ in Thousands | 3 Months Ended | 12 Months Ended | 18 Months Ended | 27 Months Ended
--- | --- | --- | --- | ---
Mar. 31, 2021 USD ($) | Mar. 31, 2020 USD ($) | Dec. 31, 2020 USD ($) | Mar. 31, 2021 USD ($) | Dec. 31, 2021 USD ($) employee
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Charges | $ 39,811 | $ 41,046 |  | $ 282,804 |
Project Summit costs |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Planned workforce reductions | 80.00% |  |  | 80.00% |
Restructuring Charges | $ 39,811 |  | $ 194,396 |  |
Forecast | Project Summit costs |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Percentage of positions eliminated |  |  |  |  | 45.00%
Managerial and administrative workforce | employee |  |  |  |  | 700
Restructuring Charges |  |  |  |  | $ 450,000

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