Operating Segments and Geographic Area Data - Sales and Long-lived Asset Information by Geographic Regions (Detail) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2023
Net external sales
Revenue from Contract with Customer, Excluding Assessed Tax	$ 2,791,687	$ 2,689,921	$ 2,628,632
Long-lived assets
Long-Lived Assets	594,392	638,227	499,022
Depreciation, Depletion and Amortization	79,264	76,972	59,719
Identifiable assets	5,917,681	6,000,966
Segment, Expenditure, Addition to Long-Lived Assets	58,060	64,410	34,583
Operating Segments | Medical Fluid Systems
Net external sales
Revenue from Contract with Customer, Excluding Assessed Tax	835,385	695,452	660,316
Long-lived assets
Depreciation, Depletion and Amortization	12,033	12,883	14,064
Identifiable assets	2,201,528	2,252,483	1,532,928
Segment, Expenditure, Addition to Long-Lived Assets	30,089	19,533	15,716
Operating Segments | Advanced Technology Systems [Member]
Net external sales
Revenue from Contract with Customer, Excluding Assessed Tax	624,510	595,557	671,246
Long-lived assets
Depreciation, Depletion and Amortization	38,469	35,913	35,924
Identifiable assets	738,762	864,073	880,675
Segment, Expenditure, Addition to Long-Lived Assets	6,227	4,237	4,612
Europe [Member]
Net external sales
Revenue from Contract with Customer, Excluding Assessed Tax	722,221	726,100	682,676
Long-lived assets
Long-Lived Assets	106,122	113,274	109,428
Asia Pacific Excluding Japan [Member]
Net external sales
Revenue from Contract with Customer, Excluding Assessed Tax	863,636	785,195	796,196
Long-lived assets
Long-Lived Assets	55,147	59,432	61,282
Americas
Net external sales
Revenue from Contract with Customer, Excluding Assessed Tax	1,205,830	1,178,626	1,149,760
Long-lived assets
Long-Lived Assets	$ 433,123	$ 465,521	$ 328,312