Revenue Recognition (Tables)

3 Months Ended

Aug. 31, 2018

Revenue from Contract with Customer [Abstract]

Schedule of Sources of Revenue

The following table presents Cintas' total revenue disaggregated by service type:

	Three Months Ended
	August 31,  2018				August 31,  2017
(In thousands)	Revenue		%		Revenue		%
Uniform Rental and Facility Services	$	1,374,938	81.0	%	$	1,311,784	81.4	%
First Aid and Safety Services	153,417		9.0	%	140,582		8.7	%
Fire Protection Services	98,109		5.8	%	86,547		5.4	%
Uniform Direct Sales	71,511		4.2	%	72,590		4.5	%
Total Revenue	$	1,697,975	100.0	%	$	1,611,503	100.0	%