Litigation and Contingencies - Additional Information (Detail) $ / shares in Units, shares in Millions, $ in Millions								1 Months Ended		3 Months Ended		9 Months Ended
	Oct. 04, 2019 USD ($)	Sep. 16, 2019 $ / shares	Jul. 26, 2019 $ / shares	Jul. 19, 2019 USD ($) $ / shares	Jun. 30, 2019 USD ($)	Jul. 06, 2017 USD ($) $ / shares shares	Oct. 03, 2016 shares	Sep. 30, 2019 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)	Sep. 30, 2019 USD ($) Recipient Lawsuits mi shares	Aug. 12, 2019 USD ($)	Sep. 30, 2018 Parties
Loss Contingencies [Line Items]
Number of putative class action lawsuits (in lawsuits) | Lawsuits												2
Share conversion ratio upon merger						86.20%
Business acquisition, equity interest issued or issuable, number of shares (in shares) | shares						6.6
Issue of common stock to settling petitioners , Value						$ 162.0
Miles of river included in the remedial investigation and feasibility study | mi												8.3
Settlement amount				$ 140.0
Standby letters of credit outstanding					$ 64.0						$ 64.0
Accrued interest awarded to remaining dissenting shareholders					$ 37.0
Reduction in net revenue due to return authorization notice											$ 13.0
Environmental remediation expense												$ 44.2
Minimum
Loss Contingencies [Line Items]
Inventory recall expense										$ 10.0
Maximum
Loss Contingencies [Line Items]
Inventory recall expense										15.0
Jarden Acquisition
Loss Contingencies [Line Items]
Number of shares holding by dissenting shareholders (in shares) | shares						2.9	10.6					2.9
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	$ 59.21	$ 48.31		$ 21.00
Assumed acquisition price						$ 171.0
Lower Passaic River Matter
Loss Contingencies [Line Items]
Number of general notice letter recipients involved in remedial investigation and feasibility study | Recipient												72
Loss contingency estimated period												30 years
Number of parties sued (in parties) | Parties														120
Lower Passaic River Matter | Minimum
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss								$ 315.0		315.0		$ 315.0
Lower Passaic River Matter | Maximum
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss								3,200.0		3,200.0		3,200.0
Lower Passaic River Maintenance Costs | Minimum
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss								0.5		0.5		0.5
Lower Passaic River Maintenance Costs | Maximum
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss								1.8		1.8		1.8
Lower Passaic River Matter - Preferred Alternative
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss								1,700.0		1,700.0		$ 1,700.0
Loss contingency estimated period												30 years
Lower Passaic River Matter - Preferred Alternative Maintenance Costs
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss								1.6		1.6		$ 1.6
Lower Passaic River Matter - Alternative Range from Participating Parties | Minimum
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss								28.0		28.0		28.0	$ 6.0
Lower Passaic River Matter - Alternative Range from Participating Parties | Maximum
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss								2,700.0		$ 2,700.0		2,700.0	$ 460.0
Lower Passaic River Matter - Selected Remedy for the Preferred Alternative
Loss Contingencies [Line Items]
Settlement amount									$ 0.3			$ 1,400.0
Subsequent Event
Loss Contingencies [Line Items]
Litigation settlement, paid to other party	$ 177.0
Lower half of river
Loss Contingencies [Line Items]
Miles of river included in the remedial investigation and feasibility study | mi												17
Rubbermaid Commercial Products
Loss Contingencies [Line Items]
Payment of civil penalties								$ 0.2