Business Combinations - Additional Information (Detail) $ in Millions		9 Months Ended
	May 08, 2019 USD ($) Business-Combination	Mar. 30, 2019 USD ($) Business-Combination	Mar. 31, 2018 USD ($) Business-Combination
Business Acquisition [Line Items]
Payment for acquisition		$ 57.7	$ 70.9
Number of acquisitions | Business-Combination		3	2
Subsequent Event [Member]
Business Acquisition [Line Items]
Number of acquisitions | Business-Combination	1
Business Acquisition Cost [Member]
Business Acquisition [Line Items]
Payment for acquisition		$ 58.1	$ 72.6
Business Acquisition Cost [Member] | Subsequent Event [Member]
Business Acquisition [Line Items]
Payment for acquisition	$ 150.6