SEGMENT AND ENTERPRISE-WIDE INFORMATION (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 28, 2024 USD ($)	Sep. 30, 2023 USD ($)	Sep. 28, 2024 USD ($) segment	Sep. 30, 2023 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment			3
Net revenues in constant currency	$ 345,753	$ 319,063	$ 683,040	$ 630,151
Effect of exchange rates	(242)	(880)	(1,357)	(636)
Net revenues	345,511	318,183	681,683	629,515
Operating income	51,697	35,303	91,453	88,962
Effect of exchange rates	1,312	(3,091)	(37)	(478)
Amortization of acquired intangible assets	12,264	7,222	24,735	14,695
Amortization of fair value inventory step-up	3,739	0	8,978	0
Integration and transaction costs	(882)	(1,784)	(13,205)	(2,899)
Restructuring costs	(4,792)	(86)	9,414	75
Restructuring related costs	1,571	1,947	4,089	4,151
Digital transformation costs	4,858	3,592	11,203	7,297
PCS2 related charges	0	(552)	0	(411)
MDR and IVDR costs	(991)	(1,988)	(2,117)	(3,154)
Litigation-related charges	(320)	(5,449)	(1,075)	(6,507)
Impairment of intangible assets	(2,391)	(10,419)	(2,391)	(10,419)
Gain on sale of property, plant and equipment	0	0	14,134	0
United States
Segment Reporting Information [Line Items]
Net revenues	256,061	236,345	504,963	473,418
Japan
Segment Reporting Information [Line Items]
Net revenues	16,424	15,011	30,129	26,784
Europe
Segment Reporting Information [Line Items]
Net revenues	41,991	38,666	89,216	78,053
Rest of Asia
Segment Reporting Information [Line Items]
Net revenues	25,768	27,735	45,551	49,775
Other
Segment Reporting Information [Line Items]
Net revenues	5,267	426	11,824	1,485
Plasma
Segment Reporting Information [Line Items]
Net revenues in constant currency	138,565	142,643	274,607	282,134
Restructuring related costs	51	74	226	243
Plasma | Plasma
Segment Reporting Information [Line Items]
Net revenues	138,561	142,794	274,471	282,415
Blood Center
Segment Reporting Information [Line Items]
Net revenues in constant currency	68,804	70,470	135,643	139,639
Restructuring related costs	46	28	89	73
Blood Center | Blood Center
Segment Reporting Information [Line Items]
Net revenues	68,528	69,656	134,773	138,862
Apheresis | Blood Center
Segment Reporting Information [Line Items]
Net revenues	54,332	54,973	103,426	104,139
Whole Blood | Blood Center
Segment Reporting Information [Line Items]
Net revenues	14,196	14,683	31,347	34,723
Hospital
Segment Reporting Information [Line Items]
Net revenues in constant currency	138,384	105,950	272,790	208,378
Restructuring related costs	0	98	108	147
Hospital | Hospital
Segment Reporting Information [Line Items]
Net revenues	138,422	105,733	272,439	208,238
Vascular Closure, Hosptial | Hospital
Segment Reporting Information [Line Items]
Net revenues	61,923	38,541	124,967	76,161
Hemostasis Management, Hospital | Hospital
Segment Reporting Information [Line Items]
Net revenues	76,499	67,192	147,472	132,077
Operating Segments
Segment Reporting Information [Line Items]
Operating income	156,600	147,183	298,950	290,107
Operating Segments | Plasma
Segment Reporting Information [Line Items]
Operating income	69,728	78,042	135,565	153,740
Operating Segments | Blood Center
Segment Reporting Information [Line Items]
Operating income	27,167	27,307	49,789	53,590
Operating Segments | Hospital
Segment Reporting Information [Line Items]
Operating income	59,705	41,834	113,596	82,777
Corporate
Segment Reporting Information [Line Items]
Operating income	$ 74,407	$ 75,750	$ 144,387	$ 151,059