Acquisitions - Narrative (Details) - G&K Services - USD ($)		9 Months Ended
	Mar. 21, 2017	Feb. 28, 2018
Business Acquisition [Line Items]
Consideration transferred	$ 2,112,811,000
Share price of acquisition (in dollars per share)	$ 97.50
Total purchase price	$ 2,078,418,000
Deferred tax purchase price adjustment		$ 28,300,000
Adjustment to income taxes, current		$ 1,200,000
Goodwill deductible for income tax purposes	0
Real Property
Business Acquisition [Line Items]
Preliminary fair value property, plant and equipment	141,800,000
Personal Property
Business Acquisition [Line Items]
Preliminary fair value property, plant and equipment	$ 112,200,000
Service contracts
Business Acquisition [Line Items]
Amortization period (in years)	15 years
Level 3
Business Acquisition [Line Items]
Discount rate (as a percent)	9.50%