Selected Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2012

Selected Quarterly Financial Data (Unaudited) [Abstract]

ScheduleOfQuarterlyFinancialInformationTableTextBlock

			First	Second	Third	Fourth
			Quarter	Quarter	Quarter	Quarter
2012
Total revenues		$	171,907	176,104	178,494	183,676
Operating income		$	19,685	24,633	25,392	19,270
Net income attributable to GCI, Inc.		$	1,429	3,982	3,700	562
2011
Total revenues		$	164,777	168,089	177,703	168,812
Operating income		$	20,262	22,300	31,933	16,030
Net income (loss) attributable to GCI, Inc.1		$	1,399	(2,043)	7,239	(870)
1	Due to the immaterial error correction discussed in Note 1(ac), some amounts are revised from prior period financial statements.