Organization And Nature Of Business (Details)																				1 Months Ended			3 Months Ended									9 Months Ended		12 Months Ended			48 Months Ended
	Apr. 01, 2016	Mar. 07, 2016 USD ($)	Mar. 01, 2016 USD ($)	Feb. 17, 2016 USD ($) $ / shares shares	Jan. 04, 2016 USD ($) shares	Dec. 28, 2015 USD ($)	Sep. 22, 2015 USD ($)	Sep. 21, 2015 USD ($)	Sep. 18, 2015 USD ($)	Sep. 17, 2015 USD ($)	May. 26, 2015 USD ($)	Feb. 06, 2015 USD ($) $ / shares shares	Jan. 05, 2015 USD ($)	Jan. 02, 2015 USD ($)	Jun. 20, 2014	May. 06, 2014 USD ($)	Mar. 19, 2013 USD ($)	Mar. 08, 2013 USD ($)	Dec. 21, 2011 USD ($)	Jun. 30, 2014 USD ($)	Apr. 30, 2014 USD ($) shares	Sep. 30, 2013 USD ($)	Dec. 31, 2015 USD ($) a ft² restaurant room table_game story slot_machine $ / shares shares	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($)	Mar. 31, 2015 USD ($)	Dec. 31, 2014 USD ($) shares	Sep. 30, 2014 USD ($)	Jun. 30, 2014 USD ($)	Mar. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Sep. 30, 2015 USD ($) ft²	Sep. 30, 2013 USD ($)	Dec. 31, 2015 USD ($) a ft² parking_space video_gaming_machine video_lottery_terminal food_court restaurant electronic_table_game mi room table_game story employee Patron seat director slot_machine $ / shares shares	Dec. 31, 2014 USD ($) shares	Dec. 31, 2013 USD ($)	Dec. 31, 2015 USD ($) a ft² restaurant room table_game story slot_machine $ / shares shares	Jul. 22, 2014	Apr. 23, 2014 USD ($)	Apr. 02, 2014 $ / shares shares	Feb. 12, 2014 shares	Feb. 16, 2011 shares	Feb. 15, 2011 shares
Subsequent Event [Line Items]
Class Of Warrant Or Right, Convertible Non-Transferable Right To Purchase Common Stock | shares																																								0.0666
Size of Video Gaming Machine and Harness Horse Racing Facility | ft²																																45,000		45,000
Distance from Location | mi																																		90
Number of Video Gaming Machine | video_gaming_machine																																		1,110
Number of Video Lottery Terminals | video_lottery_terminal																																		1,070
Number of Electronic Table Game | electronic_table_game																																		40
Assets, Current																							$ 13,750,000				$ 13,490,000							$ 13,750,000	$ 13,490,000		$ 13,750,000
Liabilities, Current																							20,471,000				10,303,000							20,471,000	10,303,000		20,471,000
Development expenses																															$ 16,000,000			32,514,000	12,207,000	$ 18,009,000
Capitalized project development costs																							10,400,000											10,400,000			$ 10,400,000
Payment for Project Development Costs																																		34,000,000
Loss from operations																							$ (11,115,000)	$ (12,486,000)	$ (7,000,000)	$ (3,359,000)	$ (2,739,000)	$ (2,320,000)	$ (7,344,000)	$ (2,283,000)				(33,960,000)	(14,686,000)	(20,120,000)
Project development costs incurred																																		42,900,000	$ 12,200,000	18,000,000
Project Development, Future Minimum Capital Investment, Excluding License Fee																																		$ 854,000,000
Project Development, Minimum Capital Investment, Percent Bonded																																		10.00%
Debt Instrument Covenant, Equity Investment Required							$ 301,000,000
Commitment Fee, Percent of Amount Raised, Percent																				1.00%									1.00%
Capital												$ 50,000,000
Exercise price of right (usd per right) | $ / shares																							$ 30											$ 30			$ 30			$ 31.25
Proceeds from Issuance of Stock, Rights Issue, Net																$ 13,200,000
Common Stock, Shares Authorized | shares																							150,000,000				150,000,000							150,000,000	150,000,000		150,000,000					150,000,000	95,000,000
Non Taxable Free Play Allowance on First $100 Million, Percent																							10.00%											10.00%			10.00%
Application Fees, Gaming Facility License																																							$ 1,000,000
Non Taxable Free Play Allowance After First $100 Million, Percent																							8.00%											8.00%			8.00%
Maximum Number of Hours Permitted for Video Lottery																																		20 hours
Number of Months to Commence Operations																																		24 months
Minimum Number of Full Time Jobs | employee																																		1,425
Minimum Number of Part Time Jobs | employee																																		96
Number of Days to Notify Authorities of Litigation																																		30 days
Debt Threshold to Notify Authorities																																		$ 50,000,000
Number of Days Prior to Opening to Notify Authorities																																		90 days
Option Exercise Period End Date, Extension, Period															12 months
Project Development Costs Option Agreement Payment																		$ 472,603	$ 750,000														$ 1,222,603	$ 4,600,000	$ 3,100,000		$ 8,500,000
Project Development Costs, Option Agreement Payments, Nonrefundable																						$ 1,222,603
Purchase Option Price, After Credit						$ 175,000,000
Purchase Option Price, Before Credit						200,000,000
Purchase Option Price, Credit						$ 25,000,000
Purchase Option, Period						90 days
Tax Rate On Slot Machines																																39.00%
Tax Rate On Tables																																10.00%
Annual Binding Supplemental Fee																																$ 500
Estimated Tax Abatement Period Of Recognition																	16 years
Estimated Tax Credit Allowable Related To Mortgages																	$ 1,100,000
Estimated Real Property Tax Abatement																	126,000,000
Administrative Fee to Regulatory Body											$ 150,000
Deferred Escrow Payment											$ 100,000
Estimated Capital Tax Allowable																	$ 15,000,000
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right | shares																																								0.0666
Transferable Subscription Rights
Subsequent Event [Line Items]
Agreement To Exercise Additional Rights, Proceeds from Offering												285,900,000																						15,500,000
Proceeds from Issuance of Private Placement												50,000,000
Non-Transferable Subscription Rights [Member]
Subsequent Event [Line Items]
Agreement To Exercise Additional Rights, Proceeds from Offering													$ 50,000,000
Agreement To Exercise Additional Rights, Proceeds from Offering, Percent of Total													0.50%
Shelf Registration [Member]
Subsequent Event [Line Items]
Common Stock, Shares Authorized | shares																																									250,000,000
Legal, Construction Manager Costs, Consultants, And Other Professional Services [Member]
Subsequent Event [Line Items]
Project development costs incurred																																		2,700,000	5,100,000
Agreement Payments [Member]
Subsequent Event [Line Items]
Project development costs incurred																																		4,600,000	3,100,000	1,500,000
Architectural, Engineering, Construction Manager, and Subcontractor [Member]
Subsequent Event [Line Items]
Capitalized project development costs																							$ 10,300,000											10,300,000			10,300,000
Project development costs incurred																																		24,200,000
Professional Services [Member]
Subsequent Event [Line Items]
Project development costs incurred																																		975,000	900,000	900,000
Architectural Fees [Member]
Subsequent Event [Line Items]
Project development costs incurred																																			2,100,000	10,400,000
Application Fee [Member]
Subsequent Event [Line Items]
Project development costs incurred																																			$ 1,000,000
Shared Development Expenses [Member]
Subsequent Event [Line Items]
Project development costs incurred																																				1,900,000
Legal Expense [Member]
Subsequent Event [Line Items]
Capitalized project development costs																							$ 127,000											$ 127,000			$ 127,000
Project development costs incurred																																				2,300,000
Construction Manager Costs [Member]
Subsequent Event [Line Items]
Project development costs incurred																																				$ 1,000,000
EPT Concord II, LLC [Member]
Subsequent Event [Line Items]
Area of Real Estate Property | a																							1,700											1,700			1,700
Kien Huat Realty Limited [Member]
Subsequent Event [Line Items]
Equity Investment Commitment							375,000,000	$ 150,000,000
Kien Huat Realty Limited [Member] | License Grant Rights Offering [Member]
Subsequent Event [Line Items]
Agreement to Exercise Additional Rights, Participation Amount																				$ 150,000,000														$ 290,000,000
Kien Huat Realty Limited [Member] | Follow-On Rights Offering [Member]
Subsequent Event [Line Items]
Agreement to Exercise Additional Rights, Participation Amount																																		$ 35,000,000
Kien Huat Realty Limited [Member] | Non-Transferable Subscription Rights [Member]
Subsequent Event [Line Items]
Commitment Fee, Portion Paid													$ 250,000
Commitment Fee, Expenses Reimbursed													$ 40,000
Subsequent Event
Subsequent Event [Line Items]
Project Development, Future Minimum Capital Investment, Excluding License Fee			$ 651,400,000
Project Development, Minimum Capital Investment, Percent Bonded			10.00%
Project Development, Minimum Capital Investment Deposit, Payment			$ 85,400,000
Sale of Stock, Consideration Receivable for Future Issuances		$ 83,700,000
Converted instrument, shares issued (in shares) | shares				1,332,058
Subsequent Event | Transferable Subscription Rights
Subsequent Event [Line Items]
Proceeds from Issuance of Private Placement				$ 290,000,000
Value of subscription rights to be exercised, maximum					$ 290,000,000
Sale of stock, commitment fee					1,450,000
Sale of stock, expenses reimbursed (not exceeding)					$ 50,000
Common Stock, Shares Authorized | shares					20,138,888
Subsequent Event | Montreign [Member]
Subsequent Event [Line Items]
Gaming Facility License Fee			$ 51,000,000
Project Development, Minimum Capital Investment, Percent Bonded			10.00%
Project Development, Minimum Capital Investment, Amount Bonded			$ 65,000,000
Credit Suisse AG [Member] | Senior Secured Credit Facility [Member]
Subsequent Event [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity							545,000,000													$ 478,000,000									$ 478,000,000
Line of Credit Facility, Reduction Amount							$ 70,000,000
Execution of Commitment Letter [Member]
Subsequent Event [Line Items]
Commitment Fee, Percent of Amount Raised, Percent																				0.50%									0.50%
Rights Offering Launched [Member]
Subsequent Event [Line Items]
Commitment Fee, Percent of Amount Raised, Percent																				0.50%									0.50%
Common Stock
Subsequent Event [Line Items]
Stock issuance, shares | shares																																		123,000	27,000
Common Stock | Non-Transferable Subscription Rights [Member]
Subsequent Event [Line Items]
Agreement To Exercise Additional Rights, Proceeds from Offering												$ 49,500,000
Basic Subscription Rights, Exercise Period After Grant														10 days
Agreement To Exercise Additional Rights, Aggregate Amount Threshold														$ 50,000,000
Shares, Issued | shares												1,408,451
Shares Issued, Price Per Share | $ / shares												$ 35.50
Common Stock | Subsequent Event | Transferable Subscription Rights
Subsequent Event [Line Items]
Shares, Issued | shares				20,138,888
Warrant or Right [Member]
Subsequent Event [Line Items]
Stock issuance, shares | shares																					427,776
Proceeds from Issuance of Stock, Rights Issue, Net																					$ 13,400,000
LP Ciminelli, Inc. [Member]
Subsequent Event [Line Items]
Project Development Costs, Maximum Price																																		$ 511,000,000
County of Sullivan Industrial Development Agency [Member]
Subsequent Event [Line Items]
Tax Benefit, Maximum Benefit									$ 35,000,000
Increase (Decrease) in Rent									166,000
Payment in Lieu of Tax, Amount									65,000,000	$ 53,500,000.0
Increase (Decrease) in Transaction Fee									$ 82,500
Monticello Harness Horsemens Association [Member]
Subsequent Event [Line Items]
Agreement, Contractual Term																																		2 years
Agreement, Contractual Term Extension																																		7 years
Agreement, Shares Issuable | shares																																		200,000
Agreement, Warrants Issuable | shares																																		60,000
Kien Huat Realty Limited [Member]
Subsequent Event [Line Items]
Related Party Transaction, Minimum Number of Independent Directors | director																																		3
Kien Huat Realty Limited [Member] | Common Stock | Non-Transferable Subscription Rights [Member]
Subsequent Event [Line Items]
Shares, Issued | shares												864,360
Kien Huat Realty Limited [Member] | Common Stock | Standby Purchase Agreement [Member]
Subsequent Event [Line Items]
Shares, Issued | shares												533,433
Kien Huat Realty Limited [Member] | Common Stock | Subsequent Event | Standby Purchase Agreement [Member]
Subsequent Event [Line Items]
Shares, Issued | shares				6,825,985
Basic Subscription Rights [Member]
Subsequent Event [Line Items]
Stock issuance, shares | shares																					90,633
Basic Subscription Rights [Member] | Common Stock | Non-Transferable Subscription Rights [Member]
Subsequent Event [Line Items]
Shares, Issued | shares												10,658
Basic Subscription Rights [Member] | Common Stock | Subsequent Event | Transferable Subscription Rights
Subsequent Event [Line Items]
Shares, Issued | shares				176,086
Basic Subscription Rights [Member] | Kien Huat Realty Limited [Member]
Subsequent Event [Line Items]
Stock issuance, shares | shares																					302,526
Over Subscription Rights [Member]
Subsequent Event [Line Items]
Stock issuance, shares | shares																					34,617
Over Subscription Rights [Member] | Common Stock | Subsequent Event | Transferable Subscription Rights
Subsequent Event [Line Items]
Shares, Issued | shares				13,136,817
Kien Haut Note [Member] | Subsequent Event
Subsequent Event [Line Items]
Converted instrument, shares issued (in shares) | shares				1,332,058
Debt Instrument, Convertible, Conversion Ratio				76.440567
Debt Instrument, Convertible, Conversion Price | $ / shares				$ 13.0820
Monticello Casino and Raceway [Member]
Subsequent Event [Line Items]
Number of Video Gaming Machine | video_gaming_machine																																		1,110
Number of Video Lottery Terminals | video_lottery_terminal																																		1,070
Number of Electronic Table Game | electronic_table_game																																		40
Number of Seats in Grandstand | seat																																		3,000
Number of Seats in Clubhouse | seat																																		100
Number of Parking Spaces for Cars | parking_space																																		2,000
Number of Parking Spaces for Buses | parking_space																																		10
Number of Outlet Food Courts | food_court																																		2
Number of Patrons, Food Court | Patron																																		350
Size of Multi-functional Space | ft²																																		3,800
Number of Patrons, Entertainment Lounge | Patron																																		75
Montreign Resort Casino [Member]
Subsequent Event [Line Items]
Size of Multi-functional Space | ft²																																		27,000
Area of Real Estate Property | ft²																							90,000											90,000			90,000
Number of Slot Machine | slot_machine																							2,150											2,150			2,150
Number of Table Games | table_game																							102											102			102
Number of Slot Machines in VIP Area | slot_machine																																		26
Number of Table Games in VIP Area | table_game																																		8
Number of stories | story																							18											18			18
Number of Rooms | room																							332											332			332
Number of Garden Suite Units in Real Estate Property | room																							8											8			8
Number of 1,800 sq ft Two-Story Villas in Real Estate Property | room																							7											7			7
Number of Penthouse Units in Real Estate Property | room																							12											12			12
Number of VIP Gaming Salons | room																																		6
Capacity of Multi-purpose Space | seat																																		1,300
Area of Meeting Space | ft²																																		7,000
Area of Spa | ft²																																		7,500
Number of Restaurants | restaurant																							7											7			7
Number of Bars | restaurant																																		4
Golf Course and Entertainment Village [Member]
Subsequent Event [Line Items]
Area of Real Estate Property, Phase One | ft²																							50,000											50,000			50,000
Golf Course [Member]
Subsequent Event [Line Items]
Project Development, Future Minimum Capital Investment, Excluding License Fee																																		$ 15,000,000
Golf Course [Member] | Project Parties [Member]
Subsequent Event [Line Items]
Project Development, Future Minimum Capital Investment, Excluding License Fee																																		15,000,000
Entertainment Village [Member]
Subsequent Event [Line Items]
Project Development, Future Minimum Capital Investment, Excluding License Fee																																		25,000,000
Entertainment Village [Member] | Project Parties [Member]
Subsequent Event [Line Items]
Project Development, Future Minimum Capital Investment, Excluding License Fee																																		25,000,000
Casino Project [Member] | Project Parties [Member]
Subsequent Event [Line Items]
Project Development, Future Minimum Capital Investment, Excluding License Fee																																		611,000,000
Waterpark [Member] | EPR Member [Member]
Subsequent Event [Line Items]
Project Development, Future Minimum Capital Investment, Excluding License Fee																																		$ 120,000,000
Regulated Revenue [Member] | Revenue from Monticello Casino and Raceway [Member]
Subsequent Event [Line Items]
Percent of Video Game Machine Revenue Distributed to Casino																																		41.00%
Scenario, Forecast [Member] | Regulated Revenue [Member] | Revenue from Monticello Casino and Raceway [Member]
Subsequent Event [Line Items]
Percent of Video Game Machine Revenue Distributed to Casino	39.00%
Minimum | Montreign [Member]
Subsequent Event [Line Items]
Gaming Facility License Fee																																$ 51,000,000
Minimum | Montreign Resort Casino [Member]
Subsequent Event [Line Items]
Number of Tables in Poker Room | table_game																																		14
Number of Mezzanine Level Poker Tables | table_game																																		14
Minimum | Golf Course and Entertainment Village [Member]
Subsequent Event [Line Items]
Area of Real Estate Property | ft²																							150,000											150,000			150,000
Maximum
Subsequent Event [Line Items]
Non Taxable Free Play Allowance on First $100 Million, Percent																								15.00%				10.00%				15.00%						15.00%
Maximum | Montreign Resort Casino [Member]
Subsequent Event [Line Items]
Number of Tables in Poker Room | table_game																																		16
Number of Mezzanine Level Poker Tables | table_game																																		16
Maximum | Golf Course and Entertainment Village [Member]
Subsequent Event [Line Items]
Area of Real Estate Property | ft²																							200,000											200,000			200,000
Casino Lease [Member]
Subsequent Event [Line Items]
Operating Leases, Monthly Fixed Rent																																		$ 1,000,000
Operating Leases, Annual Fixed Rent																																		$ 7,500,000
Operating Leases, Annual Rate Escalation Percent																																		8.00%
Operating Leases, Annual Rent, Percent of Gaming Revenue																																		5.00%
Operating Leases, Days Entitled to Abatement																																		30 days
Days to Exercise Purchase Option for Competitor Transfer																																		30 days
Days to Deliver Purchase Notice																																		15 days
Casino Lease [Member] | EPT Concord II, LLC [Member]
Subsequent Event [Line Items]
Operating Leases, Transfer Of Lease, Period After Gaming License Receipt																																		60 days
Lessee Leasing Arrangements, Operating Leases, Notice To Terminate Lease						12 months
Golf Course Lease [Member]
Subsequent Event [Line Items]
Operating Leases, Annual Fixed Rent, Before Opening																																		$ 0
Operating Leases, Annual Fixed Rent, First Ten Years																																		150,000
Operating Leases, Annual Fixed Rent, After Ten Years																																		250,000
Entertainment Village Lease [Member]
Subsequent Event [Line Items]
Operating Leases, Annual Fixed Rent, Before Opening																																		0
Operating Leases, Annual Fixed Rent, First Ten Years																																		150,000
Operating Leases, Annual Fixed Rent, After Ten Years																																		$ 250,000