Adjusted EBITDA by Segment

No definition available.

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
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-Section S99
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-Subparagraph (SX 210.9-03(11))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
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-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
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-Section 50
-Paragraph 9
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-Publisher FASB
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-Section S99
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Income Tax Expense (or Benefit)
-URI http://asc.fasb.org/extlink&oid=6515339

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- Definition

Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=64863997&loc=d3e1377-109256

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- Definition

Amount of expense classified as other.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 225
-Section S99
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- Definition

The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Section S99
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

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-Publisher FASB
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-Topic 230
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Segment Information (Details) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
Segment Information (Details) - USD ($) $ in Millions	Jun. 30, 2017	Mar. 31, 2017	Jun. 30, 2016	Mar. 31, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Segment Reporting, Revenue Reconciling Item [Line Items]
Goodwill	$ 7,737				$ 7,737		$ 7,729
Assets	25,287				25,287		24,888
Payments to Acquire Productive Assets	328		$ 367		696	$ 664
Adjusted EBITDA by Segment		$ 722		$ 715	1,427	1,425
Revenue	2,061	2,061	2,056	2,056	4,109	4,107
Income Tax Expense	(69)	(69)	(34)	(34)	(139)	(124)
Other Expenses		(130)		(184)	(302)	(328)
Depreciation, Depletion and Amortization	(330)	(330)	(310)	(310)	(650)	(611)
Share-based Compensation		(39)		(31)	(87)	(78)
Net Income (Loss) Available to Common Stockholders, Basic		154		156	249	284
Goodwill, Translation Adjustments					8
Corporate and Other [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Assets	127				127		127
Payments to Acquire Productive Assets	38		39		86	79
Adjusted EBITDA by Segment		(239)		(220)	(480)	(450)
North America [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Goodwill	7,024				7,024		7,024
Assets	21,082				21,082		20,818
Payments to Acquire Productive Assets	220		237		474	432
Adjusted EBITDA by Segment		815		819	1,624	1,631
Goodwill, Translation Adjustments					0
EMEA [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Goodwill	117				117		109
Assets	1,739				1,739		1,639
Payments to Acquire Productive Assets	27		40		58	79
Adjusted EBITDA by Segment		69		52	126	106
Goodwill, Translation Adjustments					8
Latin America [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Goodwill	596				596		596
Assets	2,339				2,339		$ 2,304
Payments to Acquire Productive Assets	43		51		78	74
Adjusted EBITDA by Segment		$ 77		$ 64	157	138
Goodwill, Translation Adjustments					0
Core Network Service [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	1,965		1,956		3,911	3,902
Core Network Service [Member] \| North America [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	1,607		1,605		3,201	3,206
Core Network Service [Member] \| EMEA [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	176		191		351	381
Core Network Service [Member] \| Latin America [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	182		160		359	315
Wholesale Voice Services [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	96		100		198	205
Wholesale Voice Services [Member] \| North America [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	91		95		189	194
Wholesale Voice Services [Member] \| EMEA [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	2		3		5	7
Wholesale Voice Services [Member] \| Latin America [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	$ 3		$ 2		$ 4	$ 4