Goodwill and Indefinite-lived Intangible Asset - Changes in the Carrying Amount of Goodwill and Indefinite-lived Intangible Asset (Details) $ in Thousands	3 Months Ended
Mar. 31, 2020 USD ($)
Goodwill And Intangible Assets Disclosure [Abstract]
Goodwill, Beginning balance	$ 505,885
Goodwill, Additions	0
Goodwill, Impairment	(505,885)
Goodwill, Ending balance	0
Indefinite-lived intangible asset, Beginning balance	790,020
Indefinite-lived intangible asset, Additions	0
Indefinite-lived intangible asset, Impairment	(400,000)
Indefinite-lived intangible asset, Ending balance	$ 390,020

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

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Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

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Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with an indefinite life, from an acquisition.

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