GOODWILL AND OTHER INDEFINITE-LIVED INTANGIBLE ASSETS (Details 3) (Scioto Downs, USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2012 CEP rights Item
Intangible assets
Assets acquired		$ 0.5
Purchase consideration of acquired entity (in dollars per share)	$ 32.00
Number of shares acquired	595,767
Purchase consideration of the acquired entity in addition to contingent earnout payments (in dollars per share)	$ 17.00
Number of Contingent Earn-out Participation rights (CEP rights) required to be issued as part of purchase consideration		1
Percentage growth of acquiree's EBITDA as compared to average growth of acquiree EBITDA used to calculate contingent earnout payment	10.00%
Period of average annual growth of acquiree's EBITDA used to calculate contingent earnout payment	3 years
Number of shares, the holders of which elected to receive CEP Rights (in shares)		10,707
Estimated fair present value of earn-out payments		$ 0.5
Period used to calculate liability relating to CEP rights		10 years
Discount factor used to calculate liability relating to CEP rights (as a percent)		15.00%