Total costs accrued as of the balance sheet date for environmental loss contingencies.

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Commitments and Contingencies (Details) - USD ($) $ in Millions		1 Months Ended
	Feb. 03, 2014	Mar. 31, 2017	Nov. 30, 2012	Apr. 01, 2017
Accrual for Environmental Loss Contingencies Disclosure [Abstract]
Accrual for Environmental Loss Contingencies, Net				$ 43
454 Life Sciences [Member]
Loss Contingency [Abstract]
Payments for Legal Settlements		$ 25
Enzo Biochem, Enzo Life Sciences and Yale Univ [Member]
Loss Contingency [Abstract]
Loss Contingency Accrued				61
Enzo Biochem, Enzo Life Sciences and Yale Univ [Member] \| Life Technologies Corporation [Member]
Loss Contingency [Abstract]
Damages Awarded			$ 49
Prejudgment Interest Awarded			$ 12
Loss Contingency Accrued	$ 61
Promega Corp and Max-Plank-Gesellschaft [Member]
Loss Contingency [Abstract]
Loss Contingency Accrued				$ 52
Promega Corp and Max-Plank-Gesellschaft [Member] \| Life Technologies Corporation [Member]
Loss Contingency [Abstract]
Damages Awarded	52
Loss Contingency Accrued	$ 52