Face amount or stated value per share of common stock.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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The cash inflow from the additional capital contribution to the entity.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

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Price of a single share of a number of saleable stocks of a company.

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No definition available.

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Number of new stock issued during the period.

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Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

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Number of common units acquired from LLC.

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Represents the number of tax receivable agreements.

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The cash outflow to settle outstanding phantom units.

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No definition available.

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BUSINESS AND BASIS OF PRESENTATION (Details)					2 Months Ended	12 Months Ended
BUSINESS AND BASIS OF PRESENTATION (Details)	May 10, 2017 $ / shares shares	May 05, 2017 USD ($) $ / shares	Dec. 20, 2016 USD ($) $ / shares shares	Apr. 26, 2016 $ / shares shares	May 31, 2016 USD ($)	Dec. 31, 2017 USD ($) segment $ / shares shares	Dec. 31, 2016 USD ($) segment $ / shares shares	Dec. 31, 2015 USD ($)	Nov. 01, 2017 USD ($)
Share price \| $ / shares						$ 20.00	$ 6.08
Payments on long-term debt \| $						$ 111,000,000	$ 298,000,000	$ 107,000,000
Settlement of phantom units \| $		$ 7,800,000
Number of tax receivable agreements \| $						$ 2
Number of operating segments \| segment						3	3
Number of reportable segments \| segment						3	3
Revolving line of credit
Maximum borrowing capacity \| $			$ 300,000,000						$ 300,000,000
Predecessor
Ratio			10.3583
Common units issued			16,100,000
Class A-1 Common Stock
Par value \| $ / shares			$ 0.01			$ 0.01	$ 0.01
Common stock issued						0	16,100,000
Class A-1 Common Stock \| Private Placement
Shares issued			16,100,000
Share price \| $ / shares			$ 20.00
Class A Common Stock
Shares issued						10,005,000
Par value \| $ / shares						$ 0.01	$ 0.01
Common stock issued						59,182,176	3,802,972
Class A Common Stock \| IPO
Shares issued				8,700,000
Share price \| $ / shares		$ 14.00		$ 14.00
Net proceeds from the IPO \| $					$ 128,500,000
Payments on long-term debt \| $						$ 34,000,000
Class A Common Stock \| Over-allotment option
Shares issued	1,305,000
Share price \| $ / shares	$ 14.00
Class B Common Stock
Par value \| $ / shares						$ 0.01	$ 0.01
Common stock issued						40,331,989	38,462,541
Contributing Legacy Owners \| Class A Common Stock \| Predecessor
Common units issued			3,802,972
Common stock issued			3,802,972