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Project Summit - Restructuring Charges (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended | 27 Months Ended
--- | --- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2021
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges | $ 0 | $ 39,811 | $ 206,426 | $ 194,396 | $ 48,597 | $ 449,419
GLOBAL RIM BUSINESS |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges |  |  | 59,033 | 67,140 | 21,900 | 148,073
GLOBAL DATA CENTER BUSINESS |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges |  |  | 3,062 | 1,632 | 306 | 5,000
CORPORATE AND OTHER BUSINESS |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges |  |  | 144,331 | 125,624 | 26,391 | 296,346
EMPLOYEE SEVERANCE COSTS |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges |  |  | 22,809 | 47,349 | 20,850 | 91,008
PROFESSIONAL FEES AND OTHER |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges |  |  | $ 183,617 | $ 147,047 | $ 27,747 | $ 358,411

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