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Investments (Tables) | 9 Months Ended
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Feb. 28, 2015
Investments, Debt and Equity Securities [Abstract] |
Summary of Quantitative Information about Significant Unobservable Inputs | The following table details quantitative information about significant unobservable inputs used in the initial valuation of Cintas' investment in the Shred-it partnership:
|  |  |  |  |  |  |  | Range
(Dollars in millions) |  | Fair Value at April 30, 2014 |  | Valuation Technique |  | Input |  | Low |  | High
Equity method investment - Shred-it partnership |  | $ | 339.4 |  |  | Discounted Cash Flow |  | EBITDA Margin |  | 20.0 | % |  | 22.0 | %
|  |  |  |  |  | Ratio of capital expenditures to revenues |  | 4.5 | % |  | 5.5 | %
|  |  |  |  |  | Long-term revenue growth |  | 1.5 | % |  | 2.0 | %
|  |  |  |  |  | WACC Rate |  | 9.0 | % |  | 9.0 | %

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- Definition Tabular disclosure of quantitative information about the inputs used in the fair value measurement of assets. This disclosure may include, but is not limited to, the fair value of the asset, valuation technique used to measure fair value, the inputs used to measure fair value, the ranges of the inputs, and the weighted averages of the inputs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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