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Results of Reportable Segments (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Aug. 31, 2017 | Aug. 31, 2016
Segment Reporting Information [Line Items] |  |
Net Sales | $ 1,345,394 | $ 1,252,063
Income Before Income Taxes | 155,284 | 148,475
Operating Segments | Industrial Segment |  |
Segment Reporting Information [Line Items] |  |
Net Sales | 729,768 | 675,840
Income Before Income Taxes | 88,902 | 89,266
Operating Segments | Consumer Segment |  |
Segment Reporting Information [Line Items] |  |
Net Sales | 427,144 | 399,887
Income Before Income Taxes | 72,368 | 70,088
Operating Segments | Specialty Segment |  |
Segment Reporting Information [Line Items] |  |
Net Sales | 188,482 | 176,336
Income Before Income Taxes | 33,167 | 30,504
Corporate/Other |  |
Segment Reporting Information [Line Items] |  |
Income Before Income Taxes | $ (39,153) | $ (41,383)

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- Definition Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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