COMMITMENTS AND CONTINGENCIES (Details) ft² in Thousands, $ in Millions		12 Months Ended
	Jul. 16, 2019 USD ($) ft²	Sep. 30, 2019 USD ($)
Commitments and Contingencies [Line Items]
Contribution determination criteria 2a, lesser of, percent of gross revenues from slot machines, greater of		25.00%
Contribution determination criteria 2b, lesser of, set cash contribution		$ 80.0
Term of guaranteed lease payments	24 months
Purchase obligation		80.4
Purchase obligation, due in next twelve months		$ 30.3
Slot Win Contributions
Commitments and Contingencies [Line Items]
Contribution determination criteria 1, percent of gross revenues from slot machines, lesser of		30.00%
Pennsylvania Slot Machine Tax
Commitments and Contingencies [Line Items]
Tax rate applied to percent of gross revenues from slot machines		52.00%
Slot machine operation fee		$ 10.0
Priority Distribution Agreement
Commitments and Contingencies [Line Items]
Annual initial amount of priority distribution payments		$ 40.0
Virgin Hotels Las Vegas Lease
Commitments and Contingencies [Line Items]
Area of real estate (in sqft) | ft²	60
Term of lease	20 years
Annual lease payment	$ 9.0