Subsequent Events - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Sep. 30, 2019	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Subsequent Event [Line Items]
Operating Income (Loss)		$ 178.1	$ 83.9	$ 193.1	$ 57.5
Assets		17,666.3		17,666.3		$ 17,722.4
Liabilities		12,661.7		12,661.7		$ 12,469.2
Rubbermaid Business
Subsequent Event [Line Items]
Revenues		243.0		459.0
Operating Income (Loss)		49.1		95.8
Assets		1,300.0		1,300.0
Liabilities		$ 162.0		$ 162.0
Subsequent Event | Rubbermaid Business
Subsequent Event [Line Items]
Gain (Loss) on Disposition of Business	$ 40.0
Minimum | Subsequent Event | Quickie Business
Subsequent Event [Line Items]
Gain (Loss) on Disposition of Business	70.0
Maximum | Subsequent Event | Quickie Business
Subsequent Event [Line Items]
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	$ 110.0