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Operating Segments - Segments (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 31, 2017 | Jul. 31, 2016 | Jul. 31, 2017 | Jul. 31, 2016
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Net external sales | $ 589,438 |  | $ 489,899 |  | $ 1,493,044 |  | $ 1,299,711 |
Operating profit (loss) | 153,466 |  | 123,686 |  | 332,914 |  | 277,568 |
Operating Segments [Member] | Adhesive Dispensing Systems [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Net external sales | 233,367 |  | 220,800 |  | 668,146 |  | 645,269 |
Operating profit (loss) | 66,451 | [1] | 60,423 | [2] | 185,226 | [1] | 173,760 | [2]
Operating Segments [Member] | Advanced Technology Systems [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Net external sales | 290,406 |  | 205,372 |  | 645,907 |  | 481,787 |
Operating profit (loss) | 87,385 |  | 63,115 |  | 168,054 |  | 109,819 | [3]
Operating Segments [Member] | Industrial Coating Systems [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Net external sales | 65,665 |  | 63,727 |  | 178,991 |  | 172,655 |
Operating profit (loss) | 13,192 |  | 10,612 | [4] | 30,529 |  | 25,082 | [4]
Corporate [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Operating profit (loss) | $ (13,562) |  | $ (10,464) |  | $ (50,895) |  | $ (31,093) |
[1] | Includes $703 and $1,421 of severance and restructuring costs in the three and nine months ended July 31, 2017, respectively.
[2] | Includes $759 and $2,230 of severance and restructuring costs in the three and nine months ended July 31, 2016, respectively.
[3] | Includes $680 of severance and restructuring costs in the nine months ended July 31, 2016.
[4] | Includes $955 and $1,454 of severance and restructuring costs in the three and nine months ended July 31, 2016, respectively.

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