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Long-term Debt - Schedule of Long-term Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Mar. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Current portion of long-term debt	$ (24,016)		$ (33,989)
Total long-term debt, net	2,978,375		2,999,302
Station Casinos LLC
Debt Instrument [Line Items]
Long-term debt	3,002,391		3,033,291
Current portion of long-term debt	(24,016)		(33,989)
Total long-term debt, net	2,978,375		2,999,302
Station Casinos LLC \| Line of Credit \| Term Loan B Facility, Due February 7, 2027
Debt Instrument [Line Items]
Long-term debt	1,486,280		0
Unamortized discount and deferred issuance costs	$ 30,900
Effective interest rate (as a percent)	2.50%
Station Casinos LLC \| Line of Credit \| Term Loan B Facility, Due June 8, 2023
Debt Instrument [Line Items]
Long-term debt	$ 0		1,766,757
Unamortized discount and deferred issuance costs			$ 33,700
Effective interest rate (as a percent)			4.30%
Station Casinos LLC \| Line of Credit \| Term Loan A Facility, Due February 7, 2025
Debt Instrument [Line Items]
Long-term debt	181,931		$ 0
Unamortized discount and deferred issuance costs	$ 2,300
Effective interest rate (as a percent)	1.90%
Station Casinos LLC \| Line of Credit \| Term Loan A Facility, Due March 8, 2023
Debt Instrument [Line Items]
Long-term debt	$ 0		186,394
Unamortized discount and deferred issuance costs			$ 2,500
Effective interest rate (as a percent)			3.55%
Station Casinos LLC \| Line of Credit \| Term Loan A Facility, Due June 8, 2022
Debt Instrument [Line Items]
Long-term debt	0		$ 52,289
Unamortized discount and deferred issuance costs			$ 600
Effective interest rate (as a percent)			3.80%
Station Casinos LLC \| Revolving Credit Facility
Debt Instrument [Line Items]
Long-term debt	80,000	$ 997,500
Station Casinos LLC \| Revolving Credit Facility \| Revolving Credit Facility Due February 7, 2025
Debt Instrument [Line Items]
Long-term debt	$ 80,000		$ 0
Effective interest rate (as a percent)	1.91%
Station Casinos LLC \| Revolving Credit Facility \| Revolving Credit Facility, Due March 8, 2023
Debt Instrument [Line Items]
Long-term debt	$ 0		$ 440,000
Effective interest rate (as a percent)			3.54%
Station Casinos LLC \| Senior Notes \| 4.50% Senior Notes, Due February 15, 2028
Debt Instrument [Line Items]
Long-term debt	683,035		$ 0
Unamortized discount and deferred issuance costs	$ 7,800
Stated interest rate (as a percent)	4.50%
Station Casinos LLC \| Senior Notes \| 5.00% Senior Notes, Due October 1, 2025
Debt Instrument [Line Items]
Long-term debt	$ 529,048		545,011
Unamortized discount and deferred issuance costs	$ 4,300		$ 5,000
Stated interest rate (as a percent)	5.00%		5.00%
Station Casinos LLC \| Other Long-term Debt
Debt Instrument [Line Items]
Long-term debt	$ 42,097		$ 42,840
Unamortized discount and deferred issuance costs	$ 400		$ 400
Weighted average interest rate (as a percent)	3.83%		3.83%