SEGMENT INFORMATION (Revenues from External Customers) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Dec. 29, 2012	Dec. 31, 2011
Revenue from External Customer [Line Items]
Net revenues	$ 247,395	$ 191,160	$ 642,048	$ 541,174
Reportable Segment [Member]
Revenue from External Customer [Line Items]
Net revenues	212,638	156,354	543,925	444,810
Reportable Segment [Member] | Plasma Disposables [Member]
Revenue from External Customer [Line Items]
Net revenues	68,102	69,040	200,657	196,206
Reportable Segment [Member] | Blood Center [Member]
Revenue from External Customer [Line Items]
Net revenues	111,785	56,545	244,831	159,564
Reportable Segment [Member] | Platelet [Member]
Revenue from External Customer [Line Items]
Net revenues	45,139	44,383	125,579	123,888
Reportable Segment [Member] | Red Cell [Member]
Revenue from External Customer [Line Items]
Net revenues	11,752	12,162	35,738	35,676
Reportable Segment [Member] | Whole Blood [Member]
Revenue from External Customer [Line Items]
Net revenues	54,894	0	83,514	0
Reportable Segment [Member] | Hospital [Member]
Revenue from External Customer [Line Items]
Net revenues	32,751	30,769	98,437	89,040
Reportable Segment [Member] | Surgical [Member]
Revenue from External Customer [Line Items]
Net revenues	18,900	17,333	55,965	49,281
Reportable Segment [Member] | OrthoPAT [Member]
Revenue from External Customer [Line Items]
Net revenues	7,090	7,755	22,276	22,804
Reportable Segment [Member] | Diagnostics [Member]
Revenue from External Customer [Line Items]
Net revenues	6,761	5,681	20,196	16,955
Reportable Segment [Member] | Software Solutions [Member]
Revenue from External Customer [Line Items]
Net revenues	16,008	15,849	51,354	51,208
Reportable Segment [Member] | Equipment and Other [Member]
Revenue from External Customer [Line Items]
Net revenues	$ 18,749	$ 18,957	$ 46,769	$ 45,156