Share-based Compensation - Omnibus Incentive Plan (Details) - The 2018 Omnibus Incentive Plan - $ / shares	9 Months Ended
Sep. 30, 2022	Jun. 30, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares reserved for future issuance, in shares	5,800,000	3,200,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares
Unvested, beginning balance (in shares)	1,790,769
Granted, number of shares (in shares)	2,263,224
Vested, number of shares (in shares)	(531,365)
Forfeited, number of shares (in shares)	(981,797)
Unvested, ending balance (in shares)	2,540,831
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Unvested, weighted average, beginning (in dollars per share)	$ 7.91
Granted, weighted average grant date fair value (in dollars per share)	3.76
Vested, weighted average grant date fair value (in dollars per share)	8.45
Forfeited, weighted average grant date fair value (in dollars per share)	5.63
Unvested, weighted average, ending (in dollars per share)	$ 4.98

Aggregate number of common shares reserved for future issuance.

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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