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Intangible Assets (Details) (Licenses, USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2014 U.S. Cellular	Jun. 30, 2014 Wireline	Dec. 31, 2013 Wireline	Jun. 30, 2014 Non-Reportable Segment	Dec. 31, 2013 Non-Reportable Segment
Licenses
Balance, beginning of period	$ 1,423,779	$ 1,405,759	$ 2,800	$ 2,800	$ 15,220	$ 15,220
Acquisitions	20,986	20,986
Exchanges, net	15,719	15,719
Balance, end of period	$ 1,460,484	$ 1,442,464	$ 2,800	$ 2,800	$ 15,220	$ 15,220

X

- Definition

The net increase or decrease in Licenses (an indefinite lived intangible asset) carrying value as a result of exchanges that are primarily non-monetary in nature.

+ References

No definition available.

+ Details

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Namespace Prefix:	tds_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with an indefinite life, resulting from a business combination.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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Namespace Prefix:	us-gaap_
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X

- Details

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Balance Type:	na
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