Income Taxes - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Income Tax Disclosure [Abstract]
Effective combined U.S. federal and state income tax rate			25.50%
Income tax expense	$ 299,662	$ 0	$ 299,662	$ 0
Income tax receivable	7,700		7,700
Related Party Transaction [Line Items]
Accounts payable and accrued liabilities – Affiliates	7,748		7,748		$ 183,820
Riviera | TMA
Related Party Transaction [Line Items]
Accounts payable and accrued liabilities – Affiliates	$ 7,700		$ 7,700