Summary of Significant Accounting Policies (Details 2) - Master Lease Agreement $ in Millions		3 Months Ended		9 Months Ended
	Nov. 01, 2013	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2015 USD ($) facility item	Sep. 30, 2014 USD ($)
Rental expense related to the master lease
Number of lease renewal options | item				4
Term of lease renewal options				5 years
Initial term of Master Lease				15 years
Total rental expense | $		$ 108.9	$ 104.6	$ 327.3	$ 313.5
Facilities Held Under Leases
Rental expense related to the master lease
Number of real property assets associated with Company's gaming and related facilities | facility				18
Annual escalator in fixed component of rent structure, if certain rent coverage ratio thresholds are met (as a percent)	2.00%
Period over which operating lease component is adjusted	5 years
Adjustment to operating lease component as percentage of the average change to net revenues during preceding five years	4.00%
Adjustment to operating lease component as percentage of the average change to net revenues during preceding month	20.00%
Real estate construction costs paid for by GLPI to facilities (as a percent)			10.00%