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Acquisitions - Additional Information (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions |  |  | 1 Months Ended | 3 Months Ended
--- | --- | --- | --- | ---
Apr. 03, 2017 | Apr. 15, 2016 | Jan. 31, 2017 | Mar. 31, 2017 | Mar. 31, 2016
Business Acquisition [Line Items] |  |  |  |  |
Payments to acquire businesses, cash |  |  |  | $ 557.3 | $ 21.0
Amortization of intangible assets |  |  |  | 102.0 | 19.7
Jarden Acquisition [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Payments to acquire businesses, cash |  | $ 5,400.0 |  |  |
Share conversion ratio upon merger |  | 86.20% |  |  |
Business combination, cash consideration transferred per share |  | $ 21.00 |  |  |
Business combination cash merger consideration payable to dissenting shareholders |  |  |  | $ 222.0 |
Shares issuable to dissenting shareholders |  |  |  | 9.1 |
Merger consideration including debt assumed |  | $ 18,700.0 |  |  |
Business combination consideration issuable or payable |  | $ 15,300.0 |  |  |
Business acquisition, equity interest issued or issuable, number of shares |  | 213.9 |  |  |
Equity issued in business combination, fair value |  | $ 9,900.0 |  |  |
Jarden Acquisition [Member] | Pro Forma [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Amortization of intangible assets |  |  |  |  | $ 51.9
Sistema Plastics [Member] | Subsequent Event [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Payments to acquire businesses, cash | $ 460.0 |  |  |  |
Smith Mountain Industries [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Payments to acquire businesses, cash |  |  | $ 100.0 |  |
Other Noncurrent Liabilities [Member] | Jarden Acquisition [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Business combination, consideration transferred, liabilities incurred |  |  |  | $ 627.0 |

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