PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 27, 2025	Sep. 28, 2024	Sep. 27, 2025	Sep. 28, 2024	Mar. 29, 2025
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	$ 815,309		$ 815,309		$ 837,194
Less: accumulated depreciation	(522,833)		(522,833)		(553,142)
Property, plant and equipment, net	292,476		292,476		284,052
Depreciation	15,500	$ 15,000	30,900	$ 29,600
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	2,199		2,199		1,985
Building and building improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	109,584		109,584		105,079
Plant equipment and machinery
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	186,970		186,970		181,825
Office equipment and information technology
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	132,105		132,105		130,924
Haemonetics equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	362,521		362,521		395,152
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, at cost	$ 21,930		$ 21,930		$ 22,229