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Wireless Licenses Goodwill and Other Intangible Assets - Additional Information (Detail) (USD $)
In Billions, unless otherwise specified |
1 Months Ended | |||
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Jan. 25, 2013
AT&T
Amount Expected To Be Received Upon Closing
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Jan. 25, 2013
Investment Firm
Amount Expected To Be Received Upon Closing
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Mar. 31, 2013
License Exchange Transactions
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Mar. 31, 2013
Wireless Licenses
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| Wireless Licenses, Goodwill and Other Intangible Assets [Line Items] | ||||
| Assets Held-for-sale, Current | $ 2.3 | |||
| Acquisitions | 0.5 | |||
| License purchase and exchange transactions, net cash proceeds | 1.9 | 0.2 | ||
| Wireless licenses under development | $ 7.7 | |||
| X | ||||||||||
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- Definition
The aggregate cost of a major indefinite-lived intangible asset class acquired, during the period, either individually or as part of a group of assets (in either an asset acquisition or business combination). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Current assets (normally turning over within one year or one business cycle if longer) that are held for sale apart from normal operations and anticipated to be sold within one year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Gross amount, at the balance sheet date, of long-lived assets under construction that include construction costs to date on capital projects that have not been completed and assets being constructed that are not ready to be placed into service. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The cash inflow from disposal of asset without physical form usually arising from contractual or other legal rights, excluding goodwill. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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