Long-term Debt (Details 2) (USD $)	0 Months Ended		3 Months Ended	12 Months Ended			1 Months Ended
	Nov. 01, 2013	Oct. 30, 2013	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Oct. 22, 2013
Long-term Debt
Loss on early extinguishment of debt			$ 61,700,000		$ 61,660,000
Debt			1,052,015,000	1,261,888,000	1,052,015,000
Debt raised by the GLPI which was part of the net assets contributed as part of the Spin-Off	2,350,000,000	2,350,000,000
Interest expense				(45,982,000)	(97,092,000)	(81,440,000)
Proceeds from other long-term obligations						10,000,000
Future minimum repayments of long-term debt
2015				30,853,000
2016				52,875,000
2017				66,002,000
2018				464,173,000
2019				17,351,000
Thereafter				611,445,000
Total minimum payments				1,242,699,000
Letters of credit outstanding			22,100,000	23,000,000	22,100,000
Available borrowing capacity			477,900,000	392,000,000	477,900,000
Revolving credit facility
Long-term Debt
Term of debt		5 years
Maximum borrowing capacity		500,000,000
Term loan amount outstanding			0	85,000,000	0
Term Loan A Facility
Long-term Debt
Term of debt		5 years
Maximum borrowing capacity		500,000,000
Interest rate, description		LIBOR
Term loan amount outstanding			500,000,000	475,000,000	500,000,000
Term Loan B Facility
Long-term Debt
Term of debt		7 years
Maximum borrowing capacity		250,000,000
Interest rate, description		LIBOR
Interest rate added to the base rate (as a percent)		2.50%
Interest rate description floor rate (as a percent)		0.75%
Term loan amount outstanding			250,000,000	247,500,000	250,000,000
Senior Secured Credit Facility
Long-term Debt
Term loan amount outstanding				807,500,000
Debt			750,000,000	807,500,000	750,000,000
Senior Unsecured 5.875% Percent Notes
Long-term Debt
Debt instrument interest rate stated percentage				5.875%
Variable Rate Term Loan B
Long-term Debt
Loss on early extinguishment of debt					21,500,000
$325 million 8 3/4% senior subordinated notes due August 2019
Long-term Debt
Loss on early extinguishment of debt			40,200,000
Amount of debt extinguished			325,000,000
Debt instrument interest rate stated percentage			0.875%		0.875%
Debt issuance costs written-offs			5,500,000
Call premium			34,700,000
$300 million 5.875% senior unsecured notes due November 1, 2021
Long-term Debt
Debt		300,000,000	300,000,000	300,000,000	300,000,000
Debt instrument interest rate stated percentage		5.875%		5.875%
Percentage of principal amount at which the entity may redeem all or part of the notes (as a percent)		100.00%
Percentage of principal amount at which the entity may redeem notes from net proceeds raised in connection with an equity offering		105.875%
Period from completion of equity offering, during which notes can be redeemed		180 days
Percentage of notes originally issued remains outstanding		60.00%
Other long-term obligations
Long-term Debt
Loss on early extinguishment of debt					3,800,000
Debt				154,189,000
Other long term obligations				154,200,000
Relocation fee payable upon opening of the facility				7,500,000
Number of Semi-annual Payments				18
Semiannual Payment Amount				4,800,000
Effective yield				5.00%
Interest expense				700,000	(2,200,000)
Proceeds from other long-term obligations							10,000,000
Principal amount								16,000,000
Fair value for contingent purchase price consideration				18,500,000
Hollywood Gaming at Dayton Raceway And Mahoning Valley Race Course
Long-term Debt
Other long term obligations				135,000,000
Plainridge Racecourse
Long-term Debt
Other long term obligations				19,200,000
Fair value for contingent purchase price consideration				$ 19,200,000
Minimum | Term Loan A Facility
Long-term Debt
Interest rate added to the base rate (as a percent)		1.25%
Maximum | Term Loan A Facility
Long-term Debt
Interest rate added to the base rate (as a percent)		2.75%