Information About the Company's Operating Segments (Reconciliation of Segment Adjusted OIBDA to Operating Income and Earnings (Loss) from Continuing Operations) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Segment Reporting [Abstract]
Consolidated segment Adjusted OIBDA	$ 38,165	$ 13,888
Stock‑based compensation	(5,631)	(5,236)
Depreciation and amortization	(67,678)	(16,021)
Insurance proceeds	2,500	0
Operating income (loss)	(32,644)	(7,369)
Interest expense	(37,618)	(8,248)
Share of earnings (loss) of affiliates, net	(3,296)	(2,492)
Realized and unrealized gains (losses) on financial instruments, net	1,009,600	(71,481)
Tax Sharing Agreement	9,081	(6,883)
Other, net	2,768	1,697
Earnings (loss) before income taxes	$ 947,891	$ (94,776)

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Cost, Tax Sharing Agreement

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Gain (Loss) On Financial Instruments

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses.

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The net result for the period of deducting operating expenses from operating revenues.

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Amount of income (expense) related to nonoperating activities, classified as other.

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