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Project Summit - Additional Information (Details) $ in Thousands	3 Months Ended	12 Months Ended			15 Months Ended	27 Months Ended
	Dec. 31, 2019 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2021 USD ($) employee
Restructuring Cost and Reserve [Line Items]
Restructuring Charges		$ 194,396	$ 48,597	$ 0	$ 242,993
Project Summit Costs
Restructuring Cost and Reserve [Line Items]
Planned workforce reductions		70.00%			70.00%
Restructuring Charges	$ 48,597	$ 194,396
Project Summit Costs | Forecast
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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The number of positions eliminated during the period as a result of restructuring activities.

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The number of positions eliminated during the period as a percentage of total positions eliminated during the period in connection with the restructuring plan(s).

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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