Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Depreciation expense	$ 24.4	$ 23.5	$ 49.2	$ 47.1
Building And Improvements [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful lives of property and equipment			5 years
Building And Improvements [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful lives of property and equipment			50 years
Machinery and Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful lives of property and equipment			3 years
Machinery and Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful lives of property and equipment			10 years
Furniture and Fixtures [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful lives of property and equipment			3 years
Furniture and Fixtures [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful lives of property and equipment			7 years