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Goodwill, Customer Relationships and Other Intangible Assets (Narrative) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended			3 Months Ended
	Jun. 30, 2011 Customer Relationships [Member] years	Jun. 30, 2011 Capitalized Software [Member] years	Jun. 30, 2011 Other Intangible Assets [Member] years	Jun. 30, 2011 Successor [Member]	Mar. 31, 2011 Predecessor [Member]	Jun. 30, 2011 CenturyLink [Member]
Estimated Gross Carrying Value of Goodwill and Other Intangible Assets						$ 19,744
Amortization of Intangible Assets				$ 420	$ 58
Estimated life	10		4
Estimated life, maximum		7

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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