Fair Value Instruments - Summary of Level 3 Financial Instruments, Valuation Techniques Used to Measure Fair Value and Significant Unobservable Inputs and Ranges of Value (Details) - Level 3 - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Contingent consideration	$ 1.8
Warrants		$ 29.6	$ 1.7
Probability Weighted Range of Outcomes
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Contingent consideration	$ 1.8
Market Approach
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Warrants		$ 29.6