Acquisitions - Weighted Average Amortization Period (Details)	3 Months Ended	12 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average amortization period	7 years 4 months 24 days	9 years 6 months
Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average amortization period	8 years	9 years 9 months 18 days
Trade name
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average amortization period	2 years	9 years 2 months 12 days
Developed technology
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average amortization period	5 years	7 years 10 months 24 days