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Litigation and Contingencies - Additional Information (Detail)
$ / shares in Units, shares in Millions, $ in Millions
 1 Months Ended 3 Months Ended 12 Months Ended
Dec. 30, 2020
shareholder
Oct. 04, 2019
USD ($)
Jul. 19, 2019
USD ($)
$ / shares
Jul. 06, 2017
USD ($)
shareholder
$ / shares
shares
Aug. 12, 2016
shareholder
Jul. 08, 2016
shareholder
Jun. 14, 2016
shareholder
petition
Sep. 30, 2016
USD ($)
entity
Dec. 31, 2016
Recipient
Dec. 31, 2021
USD ($)
alternative
entity
Recipient
mi
Dec. 31, 2019
USD ($)
Aug. 07, 2020
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2018
party
Oct. 03, 2016
shares
Loss Contingencies [Line Items]                              
Number of appraisal petitions (in petitions) | petition             2                
Number of dissenting shareholders (in shareholders) | shareholder       11 2 2 10                
Share conversion ratio upon merger       86.20%                      
Settlement amount     $ 140.0                        
Litigation settlement, paid to other party   $ 177.0                          
Environmental remediation expense                   $ 36.0          
Number of general notice letter recipients (in entities) | entity                   100          
Miles of river included in the remedial investigation and feasibility study | mi                   8.3          
Number of alternatives for remediation | alternative                   4          
Number Of PRPs (in recipients) | Recipient                 20            
Number of public entities (in entities) | entity               5              
Number of parties sued (in parties) | party                           120  
Number of additional parties sued (in parties) | party                           5  
Standby letters of credit outstanding                   $ 49.0          
Pending Litigation | Weber Derivative Action                              
Loss Contingencies [Line Items]                              
Number of shareholders | shareholder 2                            
Jarden Acquisition                              
Loss Contingencies [Line Items]                              
Number of shares holding by dissenting shareholders (in shares) | shares                             10.6
Number of common stock transferred on settlement (in shares) | shares       7.7                      
Litigation settlement, awarded to other party (in dollars per share) | $ / shares     $ 48.31 $ 21.00                      
Business acquisition, equity interest issued or issuable, number of shares (in shares) | shares       6.6                      
Issue of common stock to settling petitioners       $ 162.0                      
Assumed acquisition price                     $ 171.0        
Business combination, consideration transferred, other                     $ 6.0        
Lower half of river                              
Loss Contingencies [Line Items]                              
Miles of river included in the remedial investigation and feasibility study | mi                   17          
Minimum                              
Loss Contingencies [Line Items]                              
Loss contingency estimate of possible loss                   $ 1.0          
Maximum                              
Loss Contingencies [Line Items]                              
Loss contingency estimate of possible loss                   $ 2.0          
Lower Passaic River Matter                              
Loss Contingencies [Line Items]                              
Number of general notice letter recipients involved in remedial investigation and feasibility study (in recipients) | Recipient                   72          
Loss contingency estimated period                   30 years          
Lower Passaic River Matter | Minimum                              
Loss Contingencies [Line Items]                              
Loss contingency estimate of possible loss                   $ 315.0          
Lower Passaic River Matter | Maximum                              
Loss Contingencies [Line Items]                              
Loss contingency estimate of possible loss                   3,200.0          
Lower Passaic River Matter - Preferred Alternative                              
Loss Contingencies [Line Items]                              
Loss contingency estimate of possible loss                   1,700.0          
Lower Passaic River Matter - Preferred Alternative Maintenance Costs                              
Loss Contingencies [Line Items]                              
Loss contingency estimate of possible loss                   $ 2.0          
Lower Passaic River Matter - Alternative Range from Participating Parties                              
Loss Contingencies [Line Items]                              
Miles of river included in the remedial investigation and feasibility study | mi                   9          
Lower Passaic River Matter - Alternative Range from Participating Parties | Minimum                              
Loss Contingencies [Line Items]                              
Loss contingency estimate of possible loss                       $ 441.0 $ 28.0    
Lower Passaic River Matter - Alternative Range from Participating Parties | Maximum                              
Loss Contingencies [Line Items]                              
Loss contingency estimate of possible loss                         $ 2,700.0    
Lower Passaic River Matter - Selected Remedy for the Preferred Alternative                              
Loss Contingencies [Line Items]                              
Settlement amount               $ 0.3   $ 1,400.0          
Lower Passaic River Matter - Selected Remedy for the Preferred Alternative | Lower half of river                              
Loss Contingencies [Line Items]                              
Miles of river included in the remedial investigation and feasibility study | mi                   17