Operating Segments - Segments (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2021	Apr. 30, 2020	Apr. 30, 2021	Apr. 30, 2020
Segment Reporting Information [Line Items]
Net external sales	$ 589,538	$ 529,478	$ 1,116,104	$ 1,024,394
Operating profit (loss)	166,391	125,029	275,416	200,122
Operating Segments
Segment Reporting Information [Line Items]
Net external sales	589,538	529,478	1,116,104	1,024,394
Operating profit (loss)	166,391	125,029	275,416	200,122
Operating Segments | Industrial Precision Solutions
Segment Reporting Information [Line Items]
Net external sales	298,775	282,274	587,191	546,073
Operating profit (loss)	104,283	76,454	187,686	132,858
Operating Segments | Advanced Technology Solutions
Segment Reporting Information [Line Items]
Net external sales	290,763	247,204	528,913	478,321
Operating profit (loss)	76,585	58,689	123,786	90,976
Corporate
Segment Reporting Information [Line Items]
Operating profit (loss)	$ (14,477)	$ (10,114)	$ (36,056)	$ (23,712)