Significant Accounting Policies - Summary of Estimated Amortization Periods of Intangible Assets with Finite Lives At Acquisition Date (Details)	12 Months Ended
	Dec. 31, 2020
Customer Relationships
Finite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortization period	5 years
Know-how (trade secrets)
Finite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortization period	5 years
Minimum | Tradenames
Finite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortization period	1 year
Minimum | Non-competition Agreement
Finite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortization period	2 years
Maximum | Tradenames
Finite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortization period	10 years
Maximum | Non-competition Agreement
Finite Lived Intangible Assets [Line Items]
Finite-lived intangible assets, amortization period	3 years