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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- Definition

The risk-free interest rate assumption that is used in valuing an option on its own shares.

+ References

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- Definition

Disclosure of the weighted average expected dividend for an entity using a valuation technique with different dividend rates during the contractual term.

+ References

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- Definition

Rate of weighted-average expected volatility for award under share-based payment arrangement.

+ References

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- Definition

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.

+ References

No definition available.

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- Definition

Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-Name Accounting Standards Codification
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-Section S99
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-Subparagraph (SAB Topic 14.D.2)
-URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809

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Share-Based Compensation - Weighted Average Assumptions (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Incentive Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted-average grant date fair value per incentive unit (in dollars per share)	$ 10.04	$ 1.49	$ 0.45
Performance-Based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected volatility (as a percent)	30.00%
Expected dividend yield	$ 0.081
Risk-free interest rates	2.30%
2018 Awards \| Incentive Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected volatility (as a percent)	28.00%
Expected dividend yield	$ 0
Expected term (in years)	8 months 12 days
Risk-free interest rates	2.45%
Weighted-average grant date fair value per incentive unit (in dollars per share)	$ 10.04
2015 Awards \| Incentive Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected volatility (as a percent)	33.00%
Expected dividend yield	$ 0
Expected term (in years)	3 years 8 months 12 days
Risk-free interest rates	1.07%
Weighted-average grant date fair value per incentive unit (in dollars per share)	$ 0.03
2013 Awards \| Incentive Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected volatility (as a percent)	40.00%
Expected dividend yield	$ 0
Expected term (in years)	6 years 2 months 12 days
Risk-free interest rates	0.94%
Weighted-average grant date fair value per incentive unit (in dollars per share)	$ 1.51