Intangible Assets - Components of Intangible Assets (Parenthetical) (Details)	9 Months Ended
	Sep. 30, 2021
Finite Lived Intangible Assets [Line Items]
Acquired intangible assets, amortization period	15 years
Customer Relationships
Finite Lived Intangible Assets [Line Items]
Acquired intangible assets, amortization period	10 years
Acquired Technology
Finite Lived Intangible Assets [Line Items]
Acquired intangible assets, amortization period	15 years
Maximum | Customer Relationships
Finite Lived Intangible Assets [Line Items]
Intangible assets estimated useful life	20 years