Quarterly report pursuant to Section 13 or 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details)

v3.21.2
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 31, 2020
property
Sep. 30, 2021
USD ($)
state
property
Jul. 12, 2021
USD ($)
Mar. 31, 2021
property
Dec. 31, 2020
USD ($)
Segment Reporting Information          
Allowance for doubtful accounts | $   $ 900     $ 900
Deposit refundable period (in years)   30 years      
Weighted average life (in years)   7 years      
SLP          
Segment Reporting Information          
Majority ownership percentage (as percent)     90.00%    
Symphony Ventures          
Segment Reporting Information          
Total commitment | $     $ 10,000    
Symphony Ventures | SLP          
Segment Reporting Information          
Minority interest percentage (as percent)     10.00%    
Entertainment Golf          
Segment Reporting Information          
Number of properties (property)   4      
Number of properties reopened (property) 3        
Traditional Golf          
Segment Reporting Information          
Number of properties (property)   56   22  
Number of states in which properties owned | state   9