SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) (USD $)	0 Months Ended	3 Months Ended		12 Months Ended	3 Months Ended							9 Months Ended	12 Months Ended
	Sep. 30, 2014	Dec. 31, 2014	Dec. 31, 2014	Dec. 31, 2013	Sep. 18, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Sep. 18, 2014	Dec. 31, 2012
Frequent Players Program
Aggregate outstanding liability for the frequent players program		$ 700,000	$ 700,000	$ 800,000				$ 800,000
Promotional Allowances and Complimentaries
Promotional allowances	776,000	5,143,000	5,919,000
Operating Expenses			2,953,000
Cost of complimentaries provided gratuitously to customers through self-service beverage stations			300,000
Retail value of complimentaries provided gratuitously to customers through self-service beverage stations			1,000,000
Advertising
Advertising costs			4,426,000
Advertising grants received from the State of West Virginia and the Pennsylvania Horsemen's Benevolent & Protective Association			300,000	700,000
Predecessor
Promotional Allowances and Complimentaries
Promotional allowances				21,278,000	4,860,000	5,252,000	4,818,000	4,957,000	5,584,000	5,670,000	5,067,000	14,930,000	17,108,000
Operating Expenses				10,528,000								7,439,000	8,505,000
Cost of complimentaries provided gratuitously to customers through self-service beverage stations				1,500,000								1,000,000	1,300,000
Retail value of complimentaries provided gratuitously to customers through self-service beverage stations				5,100,000								3,200,000	4,500,000
Advertising
Advertising costs				16,191,000								10,467,000	13,859,000
Advertising grants received from the State of West Virginia and the Pennsylvania Horsemen's Benevolent & Protective Association				700,000								200,000	600,000
Food and beverage
Promotional Allowances and Complimentaries
Promotional allowances			4,695,000
Operating Expenses			2,481,000
Food and beverage | Predecessor
Promotional Allowances and Complimentaries
Promotional allowances				16,881,000								11,775,000	12,886,000
Operating Expenses				8,942,000								6,236,000	7,057,000
Hotel
Promotional Allowances and Complimentaries
Promotional allowances			785,000
Operating Expenses			235,000
Hotel | Predecessor
Promotional Allowances and Complimentaries
Promotional allowances				2,984,000								2,098,000	2,955,000
Operating Expenses				895,000								630,000	887,000
Other
Promotional Allowances and Complimentaries
Promotional allowances			439,000
Operating Expenses			237,000
Other | Predecessor
Promotional Allowances and Complimentaries
Promotional allowances				1,413,000								1,057,000	1,267,000
Operating Expenses				$ 691,000								$ 573,000	$ 561,000