PENDING SALE OF U.S. RETAIL WIRELESS BUSINESS (Details) (USD $)	3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended
Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013 Alltel Sale AT&T	Jun. 30, 2013 Alltel Sale AT&T	Jan. 21, 2013 Alltel Sale AT&T
Pending Sale Of U.S. Retail Wireless Business
Consideration for sale of operations in all-cash transaction							$ 780,000,000
Consolidated revenues	175,072,000	185,496,000	347,940,000	368,583,000	103,400,000	211,500,000
Percentage of consolidated revenues					59.00%	61.00%
Consolidated operating income	$ 20,137,000	$ 23,066,000	$ 37,906,000	$ 41,196,000	$ 3,800,000	$ 9,100,000
Percentage of consolidated operating income					19.00%	24.00%

Represents the percentage of operating income (loss) to consolidated operating income (loss) of the entity.

No definition available.

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- Definition

Represents the percentage of revenue to consolidated revenues of the entity.

+ References

No definition available.

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- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

No definition available.

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- Definition

Aggregate revenue recognized during the period (derived from goods sold, services rendered, insurance premiums, or other activities that constitute an entity's earning process). For financial services companies, also includes investment and interest income, and sales and trading gains.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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- Definition

The value of all consideration given or received by the Entity in the significant acquisition or disposal.

+ References

No definition available.

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