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Related Party Transactions (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Hollywood Camp [Member]      
Related Party [Abstract]      
Ownership percentage 50.00%    
Related party expenses $ 5,110,000 $ 4,523,000 $ 3,634,000
Bolivar [Member]      
Related Party [Abstract]      
Ownership percentage 50.00%    
Related party expenses $ 459,000 461,000 581,000
ABS [Member]      
Related Party [Abstract]      
Related party expenses 1,774,000 1,162,000 1,081,000
Signal [Member]      
Related Party [Abstract]      
Related party expenses 1,391,000    
Strasburger & Price, LLP [Member]      
Related Party [Abstract]      
Legal services $ 1,278,000 $ 2,019,000 $ 830,000