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Investments (Detail) - USD ($)
1 Months Ended 9 Months Ended
Oct. 27, 2020
Sep. 30, 2020
Sep. 30, 2020
Sep. 30, 2019
May 31, 2020
Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]            
Percentage of ownership interest in Topgolf   14.30% 14.30%      
Investments in golf related ventures   $ 14,638,000 $ 19,999,000 $ 0    
Investment in Topgolf   111,442,000 111,442,000     $ 90,134,000
Notes Receivable            
Accounts, Notes, Loans and Financing Receivable [Line Items]            
Note receivable, noncurrent   $ 6,670,000 $ 6,670,000   $ 6,542,000  
Subsequent Event            
Accounts, Notes, Loans and Financing Receivable [Line Items]            
Date of merger agreement Oct. 27, 2020          
Minimum | Notes Receivable            
Accounts, Notes, Loans and Financing Receivable [Line Items]            
Notes receivable, interest rate         5.75%  
Maximum | Notes Receivable            
Accounts, Notes, Loans and Financing Receivable [Line Items]            
Notes receivable, interest rate         5.87%