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Investments (Tables) | 12 Months Ended
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May 31, 2022
Investments, Debt and Equity Securities [Abstract] |
Summary of Investments | Cintas' investments are summarized as follows at May 31:
(In thousands) | 2022 |  | 2021
Cash surrender value of insurance policies | $ | 237,136 |  |  | $ | 252,061 |
Equity method investments | 3,574 |  |  | 19,388 |
Cost method investments | 2,163 |  |  | 3,167 |
Total investments | $ | 242,873 |  |  | $ | 274,616 |

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