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Business and Summary of Significant Accounting Principles (Basic EPS calculations) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
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Sep. 30, 2013
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Sep. 30, 2012
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Sep. 30, 2013
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Sep. 30, 2012
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| Class of Stock [Line Items] | ||||
| Allocation of undistributed earnings | $ 8,905 | $ 3,700 | $ 16,329 | $ 9,111 |
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Common Stock - Class A [Member]
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| Class of Stock [Line Items] | ||||
| Allocation of undistributed earnings | 8,211 | 3,419 | 15,070 | 8,420 |
| Weighted average common shares outstanding | 37,434 | 38,600 | 37,887 | 38,614 |
| Basic net income attributable to GCI common stockholders per common share (USD per share) | $ 0.22 | $ 0.09 | $ 0.40 | $ 0.22 |
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Common Stock - Class B [Member]
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| Class of Stock [Line Items] | ||||
| Allocation of undistributed earnings | $ 694 | $ 281 | $ 1,259 | $ 691 |
| Weighted average common shares outstanding | 3,166 | 3,170 | 3,167 | 3,170 |
| Basic net income attributable to GCI common stockholders per common share (USD per share) | $ 0.22 | $ 0.09 | $ 0.40 | $ 0.22 |
| X | ||||||||||
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- Details
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- Definition
The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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