GOODWILL AND INTANGIBLE ASSETS - Schedule of Goodwill (Details) $ in Thousands	6 Months Ended
	Sep. 27, 2025 USD ($)
Goodwill [Roll Forward]
Goodwill, carrying amount, beginning balance	$ 604,269
Currency translation	1,832
Goodwill, carrying amount, ending balance	606,101
Plasma
Goodwill [Roll Forward]
Goodwill, carrying amount, beginning balance	29,043
Currency translation	0
Goodwill, carrying amount, ending balance	29,043
Blood Center
Goodwill [Roll Forward]
Goodwill, carrying amount, beginning balance	26,967
Currency translation	123
Goodwill, carrying amount, ending balance	27,090
Hospital
Goodwill [Roll Forward]
Goodwill, carrying amount, beginning balance	548,259
Currency translation	1,709
Goodwill, carrying amount, ending balance	$ 549,968