Goodwill And Acquired Intangibles

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

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


⁽¹⁾	The increase in goodwill is primarily the result of an acquisition in the fourth quarter of 2016. The purchase price allocation for this acquisition is preliminary.

As of December 31, 2016 and 2015, we had indefinite-lived intangible assets with carrying amounts of $490 relating to trade names.

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

Amortization expense for acquired finite-lived intangible assets for the years ended December 31, 2016 and 2015 was $220 and $224. Estimated amortization expense for the five succeeding years is as follows:



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

During 2016 and 2015 we acquired $113 and $15 of finite-lived intangible assets, of which $31 and $0 related to non-cash investing and financing transactions.

- Definition

The entire disclosure for the aggregate amount of goodwill and a description of intangible assets, which may include (a) for amortizable intangible assets (also referred to as finite-lived intangible assets), the carrying amount, the amount of any significant residual value, and the weighted-average amortization period, (b) for intangible assets not subject to amortization (also referred to as indefinite-lived intangible assets), the carrying amount, and (c) the amount of research and development assets acquired and written off in the period, including the line item in the income statement in which the amounts written off are aggregated, if not readily apparent from the income statement. Also discloses (a) for amortizable intangibles assets in total and by major class, the gross carrying amount and accumulated amortization, the total amortization expense for the period, and the estimated aggregate amortization expense for each of the five succeeding fiscal years, (b) for intangible assets not subject to amortization the carrying amount in total and by major class, and (c) for goodwill, in total and for each reportable segment, the changes in the carrying amount of goodwill during the period (including the aggregate amount of goodwill acquired, the aggregate amount of impairment losses recognized, and the amount of goodwill included in the gain (loss) on disposal of a reporting unit). If any part of goodwill has not been allocated to a reportable segment, discloses the unallocated amount and the reasons for not allocating. For each impairment loss recognized related to an intangible asset (excluding goodwill), discloses: (a) a description of the impaired intangible asset and the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method for determining fair value, (c) the caption in the income statement or the statement of activities in which the impairment loss is aggregated, and (d) the segment in which the impaired intangible asset is reported. For each goodwill impairment loss recognized, discloses: (a) a description of the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method of determining the fair value of the associated reporting unit, and (c) if a recognized impairment loss is an estimate not finalized and the reasons why the estimate is not final. May also disclose the nature and amount of any significant adjustments made to a previous estimate of an impairment loss.

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