Equity-Based Compensation - Summary of Equity-Based Compensation Expense related to Non-Vested RSUs (Details) $ in Thousands	3 Months Ended
Mar. 31, 2019 USD ($) shares
Service-Based RSUs
Share-based Compensation
Unrecognized compensation cost	$ 3,058
Weighted average period	1 year 5 months
Performance-Based RSUs
Share-based Compensation
Unrecognized compensation cost	$ 4,496
Weighted average period	1 year 8 months 5 days
RSUs
Share-based Compensation
Unrecognized compensation cost	$ 7,554
Weighted average period	1 year 7 months 5 days
Two Thousand Fourteen Plan [Member]
Share-based Compensation
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant \| shares	0

Unrecognized cost of unvested share-based compensation awards.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

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-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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