Goodwill And Acquired Intangibles (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of Goodwill By Reportable Segment

Changes in the carrying amount of goodwill by reportable segment for the years ended December 31, 2016 and 2015 were as follows:

	Commercial Airplanes			Boeing Military Aircraft		Network & Space Systems		Global Services & Support		Total
Balance at January 1, 2015		$2,131			$961		$1,566		$461		$5,119
Acquisitions	6			15						21
Goodwill adjustments	(14		)							(14		)
Balance at December 31, 2015		$2,123			$976		$1,566		$461		$5,126
Acquisitions(1)				206						206
Goodwill adjustments	(8		)							(8		)
Balance at December 31, 2016(1)		$2,115			$1,182		$1,566		$461		$5,324

Schedule Of Finite-Lived Intangible Assets

The gross carrying amounts and accumulated amortization of our acquired finite-lived intangible assets were as follows at December 31:

	2016				2015
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Distribution rights		$2,281		$797		$2,245		$673
Product know-how	503		271		503		244
Customer base	595		436		600		403
Developed technology	523		376		455		357
Other	194		166		198		157
Total		$4,096		$2,046		$4,001		$1,834

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Estimated amortization expense for the five succeeding years is as follows:

	2017		2018		2019		2020		2021
Estimated amortization expense		$221		$210		$185		$157		$147