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Acquisitions - Additional Informaton (Detail) - USD ($)
3 Months Ended 12 Months Ended
Jul. 02, 2018
Nov. 10, 2016
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Business Acquisition [Line Items]                          
Total consideration for acquisition, less cash acquired                     $ 759,801,000 $ (1,645,000) $ 723,705,000
Sales     $ 1,627,120,000 $ 1,651,415,000 $ 1,502,532,000 $ 1,297,473,000 $ 1,431,049,000 $ 1,478,726,000 $ 1,364,920,000 $ 1,153,782,000 6,078,540,000 5,428,477,000 4,516,629,000
Gross profit     $ 391,273,000 $ 401,270,000 $ 385,176,000 $ 323,481,000 $ 367,812,000 $ 363,962,000 $ 350,386,000 $ 242,491,000 1,501,200,000 $ 1,324,651,000 1,105,623,000
Boat Holdings, LLC                          
Business Acquisition [Line Items]                          
Percentage of outstanding voting interest acquired 100.00%                        
Weighted average useful life 19 years                        
Acquisition-related costs                     9,646,000    
Total consideration for acquisition, less cash acquired $ 806,658,000                        
Aggregate consideration $ 100,000,000                        
Deferred annual payment term 12 years                        
Sales                     279,656,000    
Gross profit                     $ 46,252,000    
Boat Holdings, LLC | Customer Relationships | Minimum                          
Business Acquisition [Line Items]                          
Weighted average useful life 15 years                        
Boat Holdings, LLC | Customer Relationships | Maximum                          
Business Acquisition [Line Items]                          
Weighted average useful life 20 years                        
TAP                          
Business Acquisition [Line Items]                          
Total consideration for acquisition, less cash acquired   $ 668,348,000                      
Weighted average useful life   9 years                      
Net sales included in the consolidated income statement                         108,699,000
Gross profit included in the consolidated income statement                         19,842,000
TAP | Acquisition-related Costs                          
Business Acquisition [Line Items]                          
Pro forma net income                         $ 13,000,000
TAP | Customer Relationships | Minimum                          
Business Acquisition [Line Items]                          
Weighted average useful life   5 years                      
TAP | Customer Relationships | Maximum                          
Business Acquisition [Line Items]                          
Weighted average useful life   10 years                      
Senior Unsecured Notes 4.23 Percent, Due July 2028 | Senior Notes                          
Business Acquisition [Line Items]                          
Interest rate, stated percentage 4.23%   4.23%               4.23%