Litigation and Contingencies - Additional Information (Detail) $ / shares in Units, shares in Millions, Merchandise in Millions				3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2018 USD ($) shares	Jul. 06, 2017 USD ($) $ / shares shares	Oct. 03, 2016 shares	Mar. 31, 2014 Merchandise	Sep. 30, 2018 USD ($) Lawsuits	Dec. 31, 2015 USD ($)	Jun. 30, 2018 Parties	Sep. 30, 2015 USD ($)
Loss Contingencies [Line Items]
Number of putative class action lawsuits | Lawsuits					2
Share conversion ratio upon merger		86.20%
Business acquisition, equity interest issued or issuable, number of shares | shares		6.6
Issue of common stock to settling petitioners , Value		$ 162,000,000
Environmental remediation reserve	$ 42,300,000				$ 42,300,000
Standby letters of credit outstanding	$ 76,000,000				$ 76,000,000
NHTSA - Safety Awareness [Member]
Loss Contingencies [Line Items]
Loss contingency accrual								$ 7,000,000
NHTSA - Other payments [Member]
Loss Contingencies [Line Items]
Loss contingency payment						$ 3,000,000
Jarden Acquisition [Member]
Loss Contingencies [Line Items]
Number of shares holding by dissenting shareholders | shares	2.9	2.9	10.6
Business combination, cash consideration transferred per share | $ / shares		$ 21.00
Number of common stock transferred on settlement | shares		7.7
Assumed acquisition price		$ 171,000,000
Lower Passaic River Matter [Member]
Loss Contingencies [Line Items]
Number of general notice letter recipients involved in remedial investigation and feasibility study					72
Loss contingency estimated period					30 years
Number of parties sued | Parties							120
Lower Passaic River Matter [Member] | Minimum [Member]
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss	$ 315,000,000				$ 315,000,000
Lower Passaic River Matter [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss	3,200,000,000				3,200,000,000
Lower Passaic River Maintenance Costs [Member] | Minimum [Member]
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss	500,000				500,000
Lower Passaic River Maintenance Costs [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss	1,800,000				1,800,000
Lower Passaic River Matter - Preferred Alternative [Member]
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss	1,700,000,000				1,700,000,000
Lower Passaic River Matter - Preferred Alternative Maintenance Costs [Member]
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss	1,600,000				1,600,000
Lower Passaic River Matter - Alternative Range from Participating Parties [Member] | Minimum [Member]
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss	28,000,000				28,000,000
Lower Passaic River Matter - Alternative Range from Participating Parties [Member] | Maximum [Member]
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss	2,700,000,000				2,700,000,000
Lower Passaic River Matter - Selected Remedy for the Preferred Alternative [Member]
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss	$ 1,400,000,000				1,400,000,000
Settlement amount					$ 0.3
Graco Recall [Member]
Loss Contingencies [Line Items]
Approximate number of defective merchandise recalled | Merchandise				4