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Financing Agreement - Additional Information (Detail)
1 Months Ended
Apr. 09, 2020
USD ($)
Jul. 31, 2018
USD ($)
quarter
Dec. 31, 2013
USD ($)
Dec. 31, 2010
USD ($)
Mar. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Sep. 30, 2018
USD ($)
Jul. 02, 2018
USD ($)
Sep. 30, 2015
USD ($)
Senior Notes | Senior Unsecured Notes 4.60% Due May 2021                  
Debt Instrument [Line Items]                  
Proceeds from Issuance of Debt       $ 75,000,000          
Long-term debt         $ 75,000,000.0 $ 75,000,000.0      
Senior Notes | Senior Unsecured Notes 3.13% Due December 2020                  
Debt Instrument [Line Items]                  
Proceeds from Issuance of Debt     $ 100,000,000            
Long-term debt         100,000,000.0 100,000,000.0      
Senior Notes | Senior Unsecured Notes 4.23% Due July 2028                  
Debt Instrument [Line Items]                  
Long-term debt           350,000,000.0 $ 350,000,000.0    
Notes payable, other | Boat Holdings, LLC                  
Debt Instrument [Line Items]                  
Long-term debt         71,700,000     $ 76,700,000  
Notes payable to banks                  
Debt Instrument [Line Items]                  
Long-term debt         80,200,000 81,400,000      
Notes payable to banks | Mortgages [Member]                  
Debt Instrument [Line Items]                  
Long-term debt         8,500,000       $ 14,500,000
Revolving Credit Facility                  
Debt Instrument [Line Items]                  
Maximum borrowing capacity   $ 700,000,000              
Revolving loan facility         561,600,000 75,100,000      
Repayments of principal in next twelve months   $ 59,000,000              
Minimum interest coverage ratio   3.00              
Maximum leverage ratio   3.50              
Number of rolling quarters covenant ratios are subject to | quarter   4              
Term loan                  
Debt Instrument [Line Items]                  
Maximum borrowing capacity   $ 1,180,000,000              
Revolving loan facility         $ 985,000,000 $ 1,000,000,000.0      
Subsequent Event | Revolving Credit Facility | 364 Day Term Loan                  
Debt Instrument [Line Items]                  
Debt term 364 days                
Debt face amount $ 300,000,000                
Debt extension term 364 days                
Required principal repayments before maturity $ 0                
Base Rate | Subsequent Event | Revolving Credit Facility | 364 Day Term Loan                  
Debt Instrument [Line Items]                  
Basis spread on variable rate 1.25%                
Minimum | Base Rate | Subsequent Event | Revolving Credit Facility | 364 Day Term Loan                  
Debt Instrument [Line Items]                  
Basis spread on variable rate 0.50%                
Minimum | Eurocurrency | Subsequent Event | Revolving Credit Facility | 364 Day Term Loan                  
Debt Instrument [Line Items]                  
Basis spread on variable rate 1.50%                
Maximum | Eurocurrency | Subsequent Event | Revolving Credit Facility | 364 Day Term Loan                  
Debt Instrument [Line Items]                  
Basis spread on variable rate 2.25%