Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Business Combination (Details) - Thoratec - USD ($) $ / shares in Units, $ in Millions	Oct. 08, 2015	Oct. 03, 2015
Selling, General and Administrative Expense
Business Acquisition [Line Items]
Transaction costs		$ 5
Subsequent Event
Business Acquisition [Line Items]
Total purchase consideration	$ 3,300
Business acquisition, share price (USD per share)	$ 63.50