Significant Accounting Policies (Tables)

12 Months Ended

May. 31, 2015

Accounting Policies [Abstract]

Schedule of Inventory

Inventory is comprised of the following amounts:

(In thousands)	2015		2014
Raw materials	$	16,935	$	17,984
Work in process	17,079		14,304
Finished goods	192,197		218,951
	$	226,211	$	251,239

Property and Equipment Estimated Useful Lives

Depreciation is calculated using the straight-line method primarily over the following estimated useful lives of the assets based on industry and Cintas specific experience, in years:

Buildings	30 to 40
Building improvements	5 to 20
Equipment	3 to 10
Leasehold improvements	2 to 15

(In thousands)	2015		2014
Land	$	116,172	$	116,989
Buildings and improvements	501,742		521,113
Equipment	1,446,041		1,427,356
Leasehold improvements	26,023		35,821
Construction in progress	104,300		42,384
	2,194,278		2,143,663
Less: accumulated depreciation	1,322,857		1,287,961
	$	871,421	$	855,702

Current Accrued Liabilities

Current accrued liabilities include the following amounts:

(In thousands)	2015		2014
General insurance liabilities	$	113,714	$	106,083
Employee benefit related liabilities	68,907		64,445
Taxes and related liabilities	6,064		7,531
Accrued interest	26,628		26,726
Other	94,622		94,942
	$	309,935	$	299,727