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Restructuring Charges - Severance and Other Restructuring Charges Activity (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Capital Light Initiative |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Liability at beginning of period |  |  | $ 17,635 |
Charges | $ 2,607 | $ 16,338 | 11,191 | $ 27,792
Payments/Utilization |  |  | (23,745) |
Liability at end of period | 5,081 |  | 5,081 |
Capital Light Initiative | Severance |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Liability at beginning of period |  |  | 6,151 |
Charges |  |  | 6,039 |
Payments/Utilization |  |  | (7,197) |
Liability at end of period | 4,993 |  | 4,993 |
Capital Light Initiative | Other restructuring charges |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Liability at beginning of period |  |  | 11,484 |
Charges |  |  | 5,152 |
Payments/Utilization |  |  | (16,548) |
Liability at end of period | 88 |  | 88 |
Restructuring Plan, Other | Severance |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Liability at beginning of period |  |  | 0 |
Charges |  |  | 18,142 |
Payments/Utilization |  |  | (9,203) |
Liability at end of period | $ 8,939 |  | $ 8,939 |

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