GOODWILL AND INTANGIBLE ASSETS Schedule of Goodwill (Details) - USD ($)	12 Months Ended
	Mar. 29, 2025	Mar. 30, 2024
Goodwill [Roll Forward]
Goodwill, carrying amount	$ 565,082,000	$ 466,231,000
Acquisitions	69,542,000	87,079,000
Purchase accounting adjustments	(19,248,000)	12,283,000
Currency translation	(4,726,000)	(511,000)
Divestitures	(6,381,000)
Goodwill, carrying amount	604,269,000	565,082,000
Finite-Lived Intangible Assets, Gross	762,865,000	843,096,000
Intangible assets, accumulated amortization	316,313,000	455,213,000
Finite-Lived Intangible Assets, Net	446,552,000	387,883,000
Non-amortizable intangibles	9,190,000	18,234,000
Plasma
Goodwill [Roll Forward]
Goodwill, carrying amount	29,043,000	29,043,000
Acquisitions	0	0
Purchase accounting adjustments	0	0
Currency translation	0	0
Divestitures	0
Goodwill, carrying amount	29,043,000	29,043,000
Blood Center
Goodwill [Roll Forward]
Goodwill, carrying amount	33,484,000	33,855,000
Acquisitions	0	0
Purchase accounting adjustments	0	0
Currency translation	(136,000)	(371,000)
Divestitures	(6,381,000)
Goodwill, carrying amount	26,967,000	33,484,000
Finite-Lived Intangible Assets, Gross	185,600,000
Finite-Lived Intangible Assets, Net	0
Hospital
Goodwill [Roll Forward]
Goodwill, carrying amount	502,555,000	403,333,000
Acquisitions	69,542,000	87,079,000
Purchase accounting adjustments	(19,248,000)	12,283,000
Currency translation	(4,590,000)	(140,000)
Divestitures	0
Goodwill, carrying amount	$ 548,259,000	$ 502,555,000