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Contract Costs (Tables)

3 Months Ended

Mar. 31, 2021

Revenue from Contract with Customer [Abstract]

Schedule of Activity Related to Capitalized Contract Cost

The following table identifies the activity relating to capitalized contract costs:

in millions						December 31, 2020						Capitalized						Amortization						March 31, 2021
Capitalized contract costs						$	98					$	13					$	(12)					$	99

in millions						December 31, 2019						Capitalized						Amortization						March 31, 2020
Capitalized contract costs						$	91					$	6					$	(10)					$	87

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- Definition

Tabular disclosure of cost capitalized in obtaining or fulfilling contract with customer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=68051541&loc=SL49131252-203054

+ Details

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Period Type:	duration

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- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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