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Acquisitions and Mergers - Additional Information (Detail) $ in Millions |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Apr. 03, 2017 USD ($) | Sep. 30, 2017 USD ($) | Jan. 31, 2017 USD ($) | Dec. 31, 2019 USD ($) business | Dec. 31, 2018 USD ($) business | Dec. 31, 2017 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |
Number of businesses acquired (in businesses) | business |  |  |  | 0 | 0 |
Payments to acquire businesses, cash |  |  |  | $ 0.0 | $ 0.0 | $ 634.3
Goodwill |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Goodwill, expected tax deductible amount |  |  |  | $ 226.0 |  |
Chesapeake Bay Candle |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Payments to acquire businesses, cash |  | $ 75.0 |  |  |  |
Sistema Plastics |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Payments to acquire businesses, cash | $ 472.0 |  |  |  |  |
Smith Mountain Industries |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Payments to acquire businesses, cash |  |  | $ 100.0 |  |  |

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