Natural Disasters (Details) (USD $)	12 Months Ended			0 Months Ended	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Feb. 24, 2011	Dec. 31, 2011	May 12, 2011 seats
Business Interruption Loss [Line Items]
Unusual or Infrequent Item, Net of Insurance Proceeds	$ (431,000)	$ (375,000)	$ (7,006,000)
Casualty Losses	0	0	12,975,000
Insurance Recoveries	(431,000)	(375,000)	(19,981,000)
Casino Segment
Business Interruption Loss [Line Items]
Unusual or Infrequent Item, Net of Insurance Proceeds			(6,525,000)
Casualty Losses			12,331,000
Insurance Recoveries			(18,856,000)
Racing Segment [Member]
Business Interruption Loss [Line Items]
Unusual or Infrequent Item, Net of Insurance Proceeds	(431,000)	(375,000)	(481,000)
Casualty Losses	0	0	644,000
Insurance Recoveries	(431,000)	(375,000)	(1,125,000)
Churchill Downs | Hail
Business Interruption Loss [Line Items]
Insurance Deductible	500,000
Reduction To Property And Equipment Due To Natural Disaster			600,000
Insurance Settlements Received	400,000	400,000	1,100,000
Unusual or Infrequent Item, Net of Insurance Proceeds	400,000	400,000	500,000
Harlows Casino
Business Interruption Loss [Line Items]
Number Of Hotels Rooms Damaged				61
Harlows Casino | Wind
Business Interruption Loss [Line Items]
Insurance Deductible	100,000
Reduction To Property And Equipment Due To Natural Disaster			1,400,000
Repair expenditures			400,000
Insurance Settlements Received		3,400,000
Unusual or Infrequent Item, Net of Insurance Proceeds			1,500,000
Preliminary Claim For Damages Incurred				1,000,000
Harlows Casino | Flood
Business Interruption Loss [Line Items]
Number Of Seats In Entertainment Center						2,600
Insurance Deductible	1,300,000
Reduction To Property And Equipment Due To Natural Disaster			8,500,000
Repair expenditures			2,000,000
Insurance Settlements, Partial Settlement Received					3,500,000
Insurance Settlements Received		12,000,000
Unusual or Infrequent Item, Net of Insurance Proceeds			$ 5,000,000