GOODWILL AND INTANGIBLE ASSETS Schedule of Goodwill (Details) $ in Thousands	6 Months Ended
	Sep. 28, 2024 USD ($)
Goodwill [Roll Forward]
Goodwill, carrying amount, beginning balance	$ 565,082
Purchase accounting adjustments	(19,248)
Acquisitions	69,542
Currency translation	786
Goodwill, carrying amount, ending balance	616,162
Plasma
Goodwill [Roll Forward]
Goodwill, carrying amount, beginning balance	29,043
Purchase accounting adjustments	0
Acquisitions	0
Currency translation	0
Goodwill, carrying amount, ending balance	29,043
Blood Center
Goodwill [Roll Forward]
Goodwill, carrying amount, beginning balance	33,484
Purchase accounting adjustments	0
Acquisitions	0
Currency translation	84
Goodwill, carrying amount, ending balance	33,568
Hospital
Goodwill [Roll Forward]
Goodwill, carrying amount, beginning balance	502,555
Purchase accounting adjustments	(19,248)
Acquisitions	69,542
Currency translation	702
Goodwill, carrying amount, ending balance	$ 553,551