RESTRUCTURING (Schedule of Restructuring and Related Costs) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 27, 2025	Sep. 28, 2024	Sep. 27, 2025	Sep. 28, 2024
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 204	$ 4,792	$ 1,470	$ 9,414
Restructuring related costs	54	1,571	112	4,089
Total restructuring and restructuring related costs	258	6,363	1,582	13,503
Plasma
Restructuring Cost and Reserve [Line Items]
Restructuring costs	(77)	144	491	207
Restructuring related costs	0	51	9	226
Blood Center
Restructuring Cost and Reserve [Line Items]
Restructuring costs	(338)	2,393	(1,358)	3,556
Restructuring related costs	0	46	0	89
Hospital
Restructuring Cost and Reserve [Line Items]
Restructuring costs	540	333	1,116	630
Restructuring related costs	0	0	0	108
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring costs	79	1,922	1,221	5,021
Restructuring related costs	54	1,474	103	3,666
Cost of goods sold
Restructuring Cost and Reserve [Line Items]
Restructuring costs	(141)	3,765	(526)	8,131
Research and development
Restructuring Cost and Reserve [Line Items]
Restructuring costs	349	0	1,034	(12)
Selling, general and administrative expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ (4)	$ 1,027	$ 962	$ 1,295