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Intangible Assets - Summary of Weighted Average Useful Lives of Intangible Assets by Asset Class Used for Straight-line Expense Purposes (Details)
3 Months Ended 12 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Customer Relationships    
Finite Lived Intangible Assets [Line Items]    
Weighted average useful lives 11 years 9 months 18 days 5 years
Contract Rights    
Finite Lived Intangible Assets [Line Items]    
Weighted average useful lives 2 years 2 months 12 days 2 years
Leasehold    
Finite Lived Intangible Assets [Line Items]    
Weighted average useful lives 9 years 2 months 12 days  
Non-complete Agreement    
Finite Lived Intangible Assets [Line Items]    
Weighted average useful lives 3 years 3 years