Quarterly report pursuant to Section 13 or 15(d)

LEASES - Narrative (Details)

v3.21.1
LEASES - Narrative (Details)
 1 Months Ended 2 Months Ended 3 Months Ended 12 Months Ended
Jan. 01, 2018
USD ($)
May 31, 2020
Apr. 30, 2020
Mar. 31, 2020
USD ($)
Jun. 30, 2017
USD ($)
ft²
May 31, 2020
USD ($)
Mar. 31, 2021
USD ($)
room
Option
lease
May 31, 2020
USD ($)
Dec. 31, 2004
USD ($)
a
Nov. 30, 2018
USD ($)
Lessee, Lease, Description [Line Items]                    
Number of finance leases | lease             1      
Future minimum lease payments             $ 43,493,000      
Grand Lodge Casino facility                    
Lessee, Lease, Description [Line Items]                    
Rent $ 166,667                  
Lessor acquisition price, EBITDA measurement period             12 months      
Abatement rent amount of undiscounted cash               $ 208,000    
Reduction In Rent By Percentage   50.00% 50.00% 25.00%            
Corporate Office Lease                    
Lessee, Lease, Description [Line Items]                    
Rent         $ 200,000          
Office lease, square feet | ft²         4,479          
Land lease | Land Lease Of Silver Slipper Casino Site                    
Lessee, Lease, Description [Line Items]                    
Abatement rent amount of undiscounted cash           $ 155,000        
Land lease | Land Lease Of Silver Slipper Casino Site                    
Lessee, Lease, Description [Line Items]                    
Rent             $ 77,500      
Percentage of gross gaming revenue                 3.00%  
Gross gaming revenue (in excess of)                 $ 3,650,000  
Cost to exercise purchase option       $ 15,500,000            
Retained interest in percentages of net income                 3.00%  
Retained interest in percentages of net income, term                 10 years  
Land lease | Land Lease Of Silver Slipper Casino Site | Marshland                    
Lessee, Lease, Description [Line Items]                    
Area of land subject to ground lease | a                 31  
Land lease | Land Lease Of Silver Slipper Casino Site | Parcel                    
Lessee, Lease, Description [Line Items]                    
Area of land subject to ground lease | a                 7  
Certain parking lots and buildings | Bronco Billy's Casino and Hotel                    
Lessee, Lease, Description [Line Items]                    
Cost to exercise purchase option             $ 7,600,000      
Number of original renewal options | Option             6      
Certain parking lots and buildings | Lease Terms, Option One | Bronco Billy's Casino and Hotel                    
Lessee, Lease, Description [Line Items]                    
Lease extension term             3 years      
Certain parking lots and buildings | Lease Terms, Second Renewal Option | Bronco Billy's Casino and Hotel | Scenario, Plan [Member]                    
Lessee, Lease, Description [Line Items]                    
Lease includes current payments             $ 32,500      
Land, buildings and improvements | Various Buildings And Land In Cripple Creak, Colorado                    
Lessee, Lease, Description [Line Items]                    
Maximum purchase price on purchase option             2,800,000      
Land, buildings and improvements | Various Buildings And Land In Cripple Creak, Colorado | Bought by October 31, 2021                    
Lessee, Lease, Description [Line Items]                    
Cost to exercise purchase option             2,700,000      
Land, buildings and improvements | Various Buildings And Land In Cripple Creak, Colorado | Purchase dates thereafter                    
Lessee, Lease, Description [Line Items]                    
Cost to exercise purchase option             $ 2,800,000      
Land, buildings and improvements | Lease Terms, Option One | Various Buildings And Land In Cripple Creak, Colorado                    
Lessee, Lease, Description [Line Items]                    
Lessee, Operating Lease, Term of Contract             3 years      
Land, buildings and improvements | Lease Terms, Option Two | Various Buildings And Land In Cripple Creak, Colorado                    
Lessee, Lease, Description [Line Items]                    
Lease extension term             2 years      
Annual lease payments                   $ 300,000
Land, buildings and improvements | Lease Terms, Option One | Various Buildings And Land In Cripple Creak, Colorado                    
Lessee, Lease, Description [Line Items]                    
Lessee Leasing Arrangements Operating Leases Annual Rent Expense                   $ 200,000
Rising Star Casino Resort | Rising Sun/Ohio County First, Inc                    
Lessee, Lease, Description [Line Items]                    
Number of hotel rooms | room             104      
Project actual cost             $ 7,700,000      
Lease purchase option, remaining net price             3,700,000      
Option price at lease maturity             $ 1      
Minimum                    
Lessee, Lease, Description [Line Items]                    
Lease terms             1 month      
Maximum                    
Lessee, Lease, Description [Line Items]                    
Lease terms             37 years