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Acquisitions Measurement period adjustments (Details) - USD ($) $ in Millions	Dec. 31, 2015	Jun. 27, 2015	Mar. 30, 2015	Jun. 28, 2014	Jun. 29, 2013
Measurement period adjustments
Goodwill	$ 5,364.9	$ 4,971.9		$ 3,474.1	$ 1,089.2
Intangible Assets, Net (Excluding Goodwill)	11,428.5	11,423.7		$ 7,463.8
Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables	260.1
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory	202.5
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	130.8
Goodwill	1,900.4
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles			$ 3,374.8
Intangible Assets, Net (Excluding Goodwill)	3,374.8
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	43.9
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent	1,014.5
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities	53.5
Scenario, Adjustment [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables	(4.6)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory	(11.9)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	9.6
Goodwill	387.3
Intangible Assets, Net (Excluding Goodwill)	(427.8)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities	(0.6)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent	(17.8)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities	(29.0)
Scenario, Previously Reported [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables		264.7
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory		214.4
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment		121.2
Goodwill		1,513.1
Intangible Assets, Net (Excluding Goodwill)		3,802.6
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities		44.5
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent		1,032.3
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities		82.5
Developed Technology Rights [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	27.2
Developed Technology Rights [Member] \| Scenario, Adjustment [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	(5.5)
Developed Technology Rights [Member] \| Scenario, Previously Reported [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles		32.7
Customer Relationships [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	1,056.3
Customer Relationships [Member] \| Scenario, Adjustment [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	(286.4)
Customer Relationships [Member] \| Scenario, Previously Reported [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles		1,342.7
Trademarks and Trade Names [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	287.5
Trademarks and Trade Names [Member] \| Scenario, Adjustment [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	5.5
Trademarks and Trade Names [Member] \| Scenario, Previously Reported [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles		282.0
Trademarks and Trade Names [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	2,003.8
Trademarks and Trade Names [Member] \| Scenario, Adjustment [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles	$ (141.4)
Trademarks and Trade Names [Member] \| Scenario, Previously Reported [Member] \| Omega [Member]
Measurement period adjustments
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles		$ 2,145.2