Segment Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended			9 Months Ended
	Mar. 28, 2015	Mar. 29, 2014		Mar. 28, 2015 segments	Mar. 29, 2014		Jun. 28, 2014
Segment Reporting Information [Line Items]
Number of Reportable Segments				5
Net sales	$ 1,049.1	$ 1,004.2	[1]	$ 3,072.3	$ 2,916.6	[1]
Operating Income (Loss)	199.2	103.3	[1]	520.7	369.5	[1]
Intangible assets amortization expense	107.8	107.4	[1]	321.9	181.1	[1]
Total Assets	16,182.8	13,742.8	[1]	16,182.8	13,742.8	[1]	13,880.2
Consumer Healthcare [Member]
Segment Reporting Information [Line Items]
Net sales	537.3	537.3	[1]	1,560.2	1,612.1	[1]
Operating Income (Loss)	91.8	84.4	[1]	232.0	263.8	[1]
Intangible assets amortization expense	8.6	5.3	[1]	26.0	15.9	[1]
Total Assets	6,143.3	2,555.2	[1]	6,143.3	2,555.2	[1]
Nutritionals [Member]
Segment Reporting Information [Line Items]
Net sales	129.9	137.8	[1]	385.7	406.6	[1]
Operating Income (Loss)	11.2	7.3	[1]	26.9	28.3	[1]
Intangible assets amortization expense	7.2	7.3	[1]	21.6	22.1	[1]
Total Assets	1,037.8	1,011.5	[1]	1,037.8	1,011.5	[1]
Rx Pharmaceuticals [Member]
Segment Reporting Information [Line Items]
Net sales	251.6	223.4	[1]	722.8	673.6	[1]
Operating Income (Loss)	100.0	77.0	[1]	274.4	260.5	[1]
Intangible assets amortization expense	18.3	17.5	[1]	53.3	55.2	[1]
Total Assets	2,605.9	1,985.4	[1]	2,605.9	1,985.4	[1]
API [Member]
Segment Reporting Information [Line Items]
Net sales	30.7	32.0	[1]	85.5	105.2	[1]
Operating Income (Loss)	10.5	6.8	[1]	24.9	37.4	[1]
Intangible assets amortization expense	0.5	0.5	[1]	1.5	1.6	[1]
Total Assets	252.2	286.8	[1]	252.2	286.8	[1]
Specialty Sciences [Member]
Segment Reporting Information [Line Items]
Net sales	81.9	53.4	[1]	260.4	60.8	[1],[2]
Operating Income (Loss)	5.5	(54.5)	[1]	29.8	(73.5)	[1],[2]
Intangible assets amortization expense	72.8	76.4	[1]	218.4	85.0	[1],[2]
Total Assets	6,055.8	7,799.5	[1]	6,055.8	7,799.5	[1]
Other Segments [Member]
Segment Reporting Information [Line Items]
Net sales	17.7	20.2	[1]	57.7	58.3	[1]
Operating Income (Loss)	1.3	0.8	[1]	3.4	2.6	[1]
Intangible assets amortization expense	0.4	0.4	[1]	1.1	1.3	[1]
Total Assets	87.8	104.4	[1]	87.8	104.4	[1]
Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Net sales	0	0	[1]	0	0	[1]
Operating Income (Loss)	(21.1)	(18.5)	[1]	(70.7)	(149.7)	[1]
Intangible assets amortization expense	0	0	[1]	0	0	[1]
Total Assets	$ 0	$ 0	[1]	$ 0	$ 0	[1]

[1] Amounts may not foot due to rounding.

[2] Specialty Sciences represents activity for the period beginning on December 18, 2013 and ending March 29, 2014.