Equity-Based Compensation - Class A Units (Details) shares in Thousands	12 Months Ended
Dec. 31, 2019 $ / shares shares	Dec. 31, 2018 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Conversion ratio	1.25
Weighted-Average Grant-Date Fair Value
Vested (in dollars per share) \| $ / shares	$ 18.58
Class A Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)	0	393
Granted (in dollars per share) \| $ / shares		$ 18.58
Conversion ratio	0.80
Number of Class A Units (in thousands)
Outstanding, Beginning of Period (in shares)	393	0
Granted (in shares)	0	393
Exchanged (in shares)	(172)	0
Forfeited (in shares)	0	0
Outstanding, End of Period (in shares)	221	393
Vested, End of period (in shares)	18
Expected to vest, End of period (in shares)	203
Weighted-Average Grant-Date Fair Value
Granted (in dollars per share) \| $ / shares		$ 18.58
Exchanged (in dollars per share) \| $ / shares	$ 18.58
Expected to vest (in dollars per share) \| $ / shares	$ 18.58
Class A Units \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period		2 years
Class A Units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period		4 years

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Share-Based Compensation Arrangement By Share-based Payment Award, Equity Instruments Other Than Options, Exchanged In Period, Weighted Average Grant Date Fair Value

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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Exchanged in Period

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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expected To Vest

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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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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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a 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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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