Acquisitions and Divestitures, Business Divestitures (Details) £ in Millions, $ in Millions	6 Months Ended
	Jun. 30, 2017 USD ($)	Mar. 01, 2017 GBP (£)	Feb. 24, 2017 USD ($)	Feb. 23, 2017 USD ($)
CTC Aviation Jet Services Limited [Member]
Business Acquisition [Line Items]
Sale of business, base sales price | £		£ 1
Gain (loss) related to business divestitures	$ 5
Gain (loss) on sale of business after income taxes	5
L3 Coleman Aerospace [Member]
Business Acquisition [Line Items]
Sale of business, base sales price			$ 15
Gain (loss) related to business divestitures	3
Gain (loss) on sale of business after income taxes	2
Display Product Line [Member]
Business Acquisition [Line Items]
Sale of business, base sales price				$ 7
Gain (loss) related to business divestitures	4
Gain (loss) on sale of business after income taxes	$ 3