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Operating Segments - Reportable Segments (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2016 | Apr. 30, 2015 | Apr. 30, 2016 | Apr. 30, 2015
Segment Reporting Information [Line Items] |  |  |  |  |  |
Net external sales | $ 437,592 |  | $ 400,727 | $ 809,812 |  | $ 779,735
Operating profit (loss) | 101,904 |  | 76,414 | 153,882 |  | 139,232
Operating Segments [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Net external sales | 437,592 |  | 400,727 | 809,812 |  | 779,735
Operating profit (loss) | 101,904 |  | 76,414 | 153,882 |  | 139,232
Operating Segments [Member] | Adhesive Dispensing Systems [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Net external sales | 221,030 |  | 203,273 | 424,469 |  | 397,486
Operating profit (loss) | 62,977 | [1] | 50,780 | 113,337 | [1] | 94,109
Operating Segments [Member] | Advanced Technology Systems [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Net external sales | 158,555 |  | 129,482 | 276,415 |  | 261,700
Operating profit (loss) | 38,731 | [2] | 24,770 | 46,704 | [2] | 51,588
Operating Segments [Member] | Industrial Coating Systems [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Net external sales | 58,007 |  | 67,972 | 108,928 |  | 120,549
Operating profit (loss) | 10,292 | [3] | 11,514 | 14,470 | [3] | 15,278
Corporate [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Operating profit (loss) | $ (10,096) |  | $ (10,650) | $ (20,629) |  | $ (21,743)
[1] | Includes $991 and $1,471 of severance and restructuring costs in the three and six months ended April 30, 2016, respectively.
[2] | Includes $170 and $680 of severance and restructuring costs in the three and six months ended April 30, 2016, respectively.
[3] | Includes $472 and $499 of severance and restructuring costs in the three and six months ended April 30, 2016, respectively.

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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=26872669&loc=d3e20235-122688 + Details
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