Acquisitions and Dispositions (Tables)

12 Months Ended

Dec. 31, 2017

2016 Acquisitions

Business Acquisition [Line Items]

Summary of Aggregate Purchase Price Consideration Allocated to Fair Value of Assets Acquired and Liabilities Assumed

The aggregate purchase price consideration of $34 million was allocated to the fair value of assets acquired and liabilities assumed. The following summarizes the final allocation, in millions:

	Total
Goodwill (1)	$	17
Intangible assets (2)		25
Net tangible assets (liabilities) (3)		(8	)
Total purchase price consideration (4)	$	34

(1)	Goodwill is not deductible for tax purposes.
(2)	Identifiable definite-lived intangible assets acquired during 2016 were comprised of trade names of $4 million with a weighted average life of 10 years, customer lists and supplier relationships of $4 million with a weighted average life of 6 years, subscriber relationships of $5 million with a weighted average life of approximately 7 years, and technology and other of $12 million with a weighted average life of approximately 5 years. The overall weighted-average life of the identifiable definite-lived intangible assets acquired in the purchase of these businesses during 2016 was 6 years, and will be amortized on a straight-line basis over their estimated useful lives from acquisition date.
(3)	Primarily includes cash acquired of $4 million, accounts receivable of $2 million, and liabilities assumed, including accrued expenses and deferred merchant payables of $3 million and $10 million, respectively, which reflect their respective fair values at acquisition.
(4)	Subject to adjustment based on indemnification obligations for general representations and warranties of certain acquired company stockholders.

2015 Acquisitions

Business Acquisition [Line Items]

Summary of Aggregate Purchase Price Consideration Allocated to Fair Value of Assets Acquired and Liabilities Assumed

The aggregate purchase price consideration of $28 million was allocated to the fair value of assets acquired and liabilities. The following summarizes the final allocation, in millions:

	Total
Goodwill (1)	$	17
Intangible assets (2)		12
Net tangible assets (liabilities)		1
Deferred tax liabilities, net		(2	)
Total purchase price consideration	$	28

(1)

Goodwill is not deductible for tax purposes.

(2)

Identifiable definite-lived intangible assets acquired during 2015 were comprised of trade names of $2 million with a weighted average life of approximately 10 years, customer lists and supplier relationships of $7 million with a weighted average life of approximately 6 years and technology and other of $3 million with a weighted average life of approximately 2 years. The overall weighted-average life of the identifiable definite-lived intangible assets acquired in the purchase of these businesses during 2015 was 6 years, and will be amortized on a straight-line basis over their estimated useful lives from acquisition date.