Master Lease Financing Obligations and Lease Obligations - Master Lease Financing Obligations - Total Lease Payments (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Oct. 31, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Capital Leased Assets [Line Items]
Reduction of financing obligation		$ 67,412	$ 57,859	$ 50,548
Interest expense attributable to financing obligation		530,359	452,779	452,842
Penn Master Lease
Capital Leased Assets [Line Items]
Reduction of financing obligation		60,061	57,859	50,548
Interest expense attributable to financing obligation		401,483	397,580	391,738
Total lease payments under the Penn Master Lease		461,544	$ 455,439	$ 442,286
Pinnacle Master Lease
Capital Leased Assets [Line Items]
Reduction of financing obligation		7,351
Interest expense attributable to financing obligation		62,993
Total lease payments under the Penn Master Lease		$ 70,344
Pinnacle Master Lease | Pinnacle
Capital Leased Assets [Line Items]
Total lease payments under the Penn Master Lease	$ 13,600