Goodwill and Intangible Assets, Net

12 Months Ended

Dec. 31, 2016

Goodwill And Intangible Assets Disclosure [Abstract]

NOTE 8: GOODWILL AND INTANGIBLE ASSETS, NET

The following table summarizes our goodwill activity by segment for the periods presented:

	Hotel			Non-Hotel			Consolidated
	(in millions)
Balance as of December 31, 2014	$	442		$	292		$	734
Acquisitions (1)		1			16			17
Disposition		(1	)		—			(1	)
Other adjustments (2)		—			(18	)		(18	)
Balance as of December 31, 2015	$	442		$	290		$	732
Acquisitions (1)		10			7			17
Other adjustments (2)		(1	)		(12	)		(13	)
Ending balance as of December 31, 2016	$	451		$	285		$	736

(1)	The additions to goodwill relate to our business acquisitions. See “Note 3— Acquisitions and Dispositions,” for further information.

(2)	Primarily related to impact of changes in foreign currency exchange rates to goodwill.

Intangible assets, which were acquired in business combinations and recorded at fair value on the date of purchase, consist of the following for the periods presented:

	December 31,
		2016			2015
	(in millions)
Intangible assets with definite lives	$	217		$	198
Less: accumulated amortization		(80	)		(52	)
Intangible assets with definite lives, net		137			146
Intangible assets with indefinite lives		30			30
Total	$	167		$	176

Amortization expense was $32 million, $36 million, and $18 million, respectively, for the years ended December 31, 2016, 2015 and 2014. Our indefinite-lived intangible assets relate to trade names and trademarks.

There were no impairment charges recognized to our consolidated statement of operations during the years ended December 31, 2016, 2015 and 2014 related to our goodwill or indefinite-lived intangible assets.

The following table presents the components of our intangible assets with definite lives for the periods presented:

			December 31, 2016							December 31, 2015
	Weighted Average		Gross					Net		Gross					Net
	Remaining Life		Carrying		Accumulated			Carrying		Carrying		Accumulated			Carrying
	(in years)		Amount		Amortization			Amount		Amount		Amortization			Amount
			(in millions)							(in millions)
Trade names and trademarks		7.8	$	56	$	(14	)	$	42	$	53	$	(9	)	$	44
Customer lists and supplier relationships		4.6		84		(31	)		53		82		(20	)		62
Subscriber relationships		4.8		33		(15	)		18		29		(9	)		20
Technology and other		3.4		44		(20	)		24		34		(14	)		20
Total		5.4	$	217	$	(80	)	$	137	$	198	$	(52	)	$	146

Refer to “Note 3— Acquisitions and Dispositions” above for a discussion of definite lived intangible assets acquired in business combinations during the years ended December 31, 2016 and 2015.

Intangible assets with definite lives are amortized on a straight-line basis. The estimated amortization expense for intangible assets with definite lives for each of the next five years, and the expense thereafter, assuming no subsequent impairment of the underlying assets, is expected to be as follows (in millions):

2017	$	31
2018		28
2019		26
2020		21
2021		14
2022 and thereafter		17
Total	$	137

- 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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