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Schedule II - Valuation and Qualifying Accounts and Reserves | 12 Months Ended
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May 31, 2018
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Valuation and Qualifying Accounts and Reserves | Schedule II — Valuation and Qualifying Accounts and Reserves
(In thousands) | Balance at Beginning of Year |  | Additions (1) |  | Deductions (2) |  | Balance at End of Year
Allowance for Doubtful Accounts |  |  |  |  |  |  |
May 31, 2016 | $ | 15,497 |  |  | $ | 8,274 |  |  | $ | 4,668 |  |  | $ | 19,103 |
May 31, 2017 | $ | 19,103 |  |  | $ | 6,446 |  |  | $ | 5,024 |  |  | $ | 20,525 |
May 31, 2018 | $ | 20,525 |  |  | $ | 13,358 |  |  | $ | 373 |  |  | $ | 33,510 |
Reserve for Obsolete Inventory |  |  |  |  |  |  |
May 31, 2016 | $ | 30,531 |  |  | $ | 5,195 |  |  | $ | 3,010 |  |  | $ | 32,716 |
May 31, 2017 | $ | 32,716 |  |  | $ | 10,049 |  |  | $ | 4,460 |  |  | $ | 38,305 |
May 31, 2018 | $ | 38,305 |  |  | $ | 1,335 |  |  | $ | 2,597 |  |  | $ | 37,043 |
(1) | Represents amounts charged to expense to increase reserve for estimated future bad debts or to increase reserve for obsolete inventory. Amounts related to inventory are computed by performing a thorough analysis of future marketability by specific inventory item as well as an estimate based on Cintas' historical rates of obsolescence.
(2) | Represents reductions in the balance sheet reserve due to the actual write-off of non-collectible accounts receivable or the physical disposal of obsolete inventory items. These amounts do not impact Cintas' consolidated income statement.

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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- References No definition available. + Details
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