RESTRUCTURING (Schedule of Restructuring Reserve by Type of Cost) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 30, 2024	Apr. 01, 2023	Apr. 02, 2022
Restructuring Reserve [Roll Forward]
Beginning Balance	$ 2,150	$ 2,805	$ 1,012
Cost Incurred	14,089	657	4,230
Payments	(4,445)	(1,312)	(2,437)
Ending Balance	11,794	2,150	2,805
Restructuring related costs	9,499	10,892	24,594
Total restructuring and restructuring related costs	23,588	11,549	28,824
Plasma [Member]
Restructuring Reserve [Roll Forward]
Cost Incurred	1,015	(48)	2,492
Restructuring related costs	1,050	1,385	7,906
Blood Center [Member]
Restructuring Reserve [Roll Forward]
Cost Incurred	5,606	0	(18)
Restructuring related costs	286	75	556
Hospital [Member]
Restructuring Reserve [Roll Forward]
Cost Incurred	3,863	165	(93)
Restructuring related costs	408	546	379
All Other
Restructuring Reserve [Roll Forward]
Cost Incurred	3,605	540	1,849
Restructuring related costs	7,755	8,886	15,753
2020 Program
Restructuring Reserve [Roll Forward]
Beginning Balance	1,810	2,460	575
Cost Incurred	450	576	4,202
Payments	(1,775)	(1,226)	(2,317)
Ending Balance	485	1,810	2,460
Total restructuring and restructuring related costs	9,800	11,500	28,700
Prior Programs
Restructuring Reserve [Roll Forward]
Beginning Balance	340	345	437
Cost Incurred	(276)	81	28
Payments	(64)	(86)	(120)
Ending Balance	0	340	345
Portfolio Rationalization
Restructuring Reserve [Roll Forward]
Beginning Balance	0	0	0
Cost Incurred	13,915	0	0
Payments	(2,606)	0	0
Ending Balance	11,309	0	0
Cost of Goods Sold
Restructuring Reserve [Roll Forward]
Cost Incurred	11,286	(215)	2,236
Restructuring related costs	5,734	7,991	17,832
Research and development
Restructuring Reserve [Roll Forward]
Cost Incurred	456	0	105
Restructuring related costs	1,750	1,050	714
Selling, general and administrative expenses
Restructuring Reserve [Roll Forward]
Cost Incurred	2,347	872	1,889
Restructuring related costs	$ 2,015	$ 1,851	$ 6,048