COMMITMENTS AND CONTINGENCIES (Narrative) (Details)	12 Months Ended						12 Months Ended	1 Months Ended
	Mar. 30, 2013 USD ($)	Mar. 31, 2012 USD ($)	Apr. 02, 2011 USD ($)	Mar. 30, 2013 Damages from Product Defects [Member] Certain Whole Blood Collection Sets [Member] USD ($)	Mar. 30, 2013 Damages from Product Defects [Member] High Separation Core Bowl [Member] USD ($)	Dec. 29, 2012 Damages from Product Defects [Member] High Separation Core Bowl [Member] USD ($)	Mar. 30, 2013 Fenwal [Member]	Jan. 31, 2009 Haemonetics Italia, Srl. [Member] EUR (€)	Apr. 30, 2008 Haemonetics Italia, Srl. [Member] Employees
Loss Contingencies [Line Items]
Rent expense	$ 7,000,000	$ 6,100,000	$ 6,600,000
Inventory reserves recorded in cost of good sold	463,859,000	358,604,000	321,485,000	7,000,000
Accrued loss contingency liability						10,300,000
Insurance settlements receivable						8,200,000
Recorded expense, net of insurance recovery					2,100,000
Remaining liability					200,000
Term of patent infringement lawsuits							6 years
Number of employees found guilty									2
Damages awarded								€ 147,500