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Employee Benefit Plans - Narrative (Details)
$ in Thousands, shares in Millions
3 Months Ended
Mar. 31, 2021
USD ($)
shares
Compensation and Retirement Disclosure [Abstract]  
Number of days used to compute performance period average closing price of restricted stock units 20 days
Employee Separation | Voluntary Separation Leave Programs  
Compensation and Retirement Disclosure [Abstract]  
Special termination benefits related to VSL programs | $ $ 46,000
Employee Separation | Voluntary Separation Leave Programs | Part-Time Employees  
Compensation and Retirement Disclosure [Abstract]  
One-time per employee contribution for special termination benefits related to VSL programs | $ 75
Employee Separation | Voluntary Separation Leave Programs | Full-Time Employees  
Compensation and Retirement Disclosure [Abstract]  
One-time per employee contribution for special termination benefits related to VSL programs | $ $ 125
RSUs  
Compensation and Retirement Disclosure [Abstract]  
Awards granted (in shares) | shares 2.8
Vesting percentage 25.00%
Vesting period 6 months
Term of award two-year
Time-Vested RSUs  
Compensation and Retirement Disclosure [Abstract]  
Awards granted (in shares) | shares 1.2
Performance-Based RSUs  
Compensation and Retirement Disclosure [Abstract]  
Awards granted (in shares) | shares 1.6