COMMITMENTS AND CONTINGENCIES (Details)	12 Months Ended
	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Jan. 09, 2019
Loss Contingencies [Line Items]
Annual fee for license	$ 1,100,000
Annual fee increase	$ 1,500,000
License agreement, annual fee increase, period	5 years
Continuing fee	3.00%
Marketing fee	1.00%
Fee expenses under license agreement	$ 3,000,000.0	$ 3,000,000	$ 2,900,000
Accrued license fees	200,000	$ 200,000
Insurance policy for hurricanes	400,000,000.0
Sub-limit for hurricane insurance	$ 125,000,000
Sub-limit deductible of insured values	2.00%
Insurance policy for floods	$ 500,000
Flood insurance deductible amount	5,000
Contents insurance deductible amount	5,000
Aggregate fixed cash payment to management and directors	1,900,000
Approximate equity value triggering reduction to cash payments	$ 63,300,000
Severance payment, period of payment	12 months
Severance payment, period of payment if change in control occurs withing twelve months of termination	24 months
Valuation, Income Approach
Loss Contingencies [Line Items]
Fair value measurement of common stock	0.50
Valuation, Market Approach
Loss Contingencies [Line Items]
Fair value measurement of common stock	0.50
Chatham Asset Management, LLC And Affiliates
Loss Contingencies [Line Items]
Common Stock, Ownership Percentage				1.00%
Twin River Casino Hotel | Rhode Island
Loss Contingencies [Line Items]
Number of contract options	2
Extension options	5 years
Tiverton Casino Hotel | Rhode Island
Loss Contingencies [Line Items]
Number of contract options	2
Extension options	5 years
Minimum
Loss Contingencies [Line Items]
Insured value insurance for hurricanes	$ 250,000
Maximum
Loss Contingencies [Line Items]
Insured value insurance for hurricanes	$ 5,000,000.0