Adjustments To Additional Paid In Capital Initial Public Offering

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Debt Instrument, Accrued Interest

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Long-term liability from the proceeds from the sale of the Class B Shares

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Amount of increase to additional paid-in capital (APIC) from recognition of equity-based compensation for stock options.

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Amount of increase (decrease) in the value of right to a contingent consideration asset.

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Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

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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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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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Contractual interest rate for funds borrowed, under the debt agreement.

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Gross amount of debt extinguished.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

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Schedule I - Footnote Disclosures (Details) - USD ($) $ in Thousands			3 Months Ended	12 Months Ended
	Jan. 30, 2018	Jun. 06, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Sep. 30, 2018	Jan. 26, 2018	May 29, 2015
Condensed Financial Statements, Captions [Line Items]
Long-term debt				$ 527,883	$ 651,517
Adjustments to Additional Paid in Capital, Share-based Compensation, Stock Options, Requisite Service Period Recognition				10,900
Adjustments to Additional Paid in Capital, Other				$ 4,800
Common stock, shares issued (in shares)				35,353,296	23,208,076
Long-term liability from the proceeds from the sale of the Class B Shares							$ 1,300
Fair value adjustments to contingent consideration and other items				$ 701	$ 0	$ 0
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset				700
Write off of deferred loan cost and discount				3,876	3,294	0
Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Write off of deferred loan cost and discount				3,037	0	$ 0
Payment in Kind (PIK) Note [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term debt				$ 0	$ 149,588
Payment in Kind (PIK) Note [Member] \| Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Debt instrument, stated interest rate (as a percent)									11.25%
Long-term debt									$ 115,000
Senior Secured Credit Facilities [Member]
Condensed Financial Statements, Captions [Line Items]
Write off of deferred loan cost and discount		$ 3,300
Senior Secured Credit Facilities [Member] \| Payment in Kind (PIK) Note [Member]
Condensed Financial Statements, Captions [Line Items]
Debt instrument, stated interest rate (as a percent)	11.25%
Extinguishment of Debt, Amount	$ 152,600
Debt Instrument, Accrued Interest	1,400
Write off of deferred loan cost and discount	$ 3,000
Promissory Note 12.0 Million Amaya [Member] \| Notes Payable [Member]
Condensed Financial Statements, Captions [Line Items]
Fair value adjustments to contingent consideration and other items			$ 5,100
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset			$ 25,000
Promissory Note 12.0 Million Amaya [Member] \| Notes Payable [Member] \| Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term debt									$ 12,000
Management [Member]
Condensed Financial Statements, Captions [Line Items]
Common stock, shares issued (in shares)								170,712