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Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Minimum Rental Commitments

As of December 31, 2017, minimum rental commitments under non-cancelable operating leases in effect at year-end were (in millions):

2018		2019				2020				2021				2022				Thereafter				Total
$            245		$	202			$	150			$	102			$	67			$	154			$	920

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- Definition

Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41502-112717

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration