Business Disposition (Details) - Tools and Test Equipment - USD ($) $ in Millions	3 Months Ended
	Sep. 29, 2018	Jun. 30, 2018	Apr. 18, 2018
Disposition of businesses
Business Disposition
Purchase price consideration			$ 810
Disposition of businesses | Forecast
Business Disposition
After tax gain	$ 400
Held-for-sale
Assets
Accounts receivable, net		$ 71
Inventories		100
Property, plant and equipment, net		59
Goodwill		153
Other assets		24
Assets of businesses held for sale		407
Liabilities
Accounts payable		30
Other current liabilities		25
Other liabilities		11
Liabilities of businesses held for sale		$ 66