Quarterly Financial Information (Unaudited) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended												12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013		Sep. 30, 2013		Jun. 30, 2013		Mar. 31, 2013		Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Selected Quarterly Financial Information [Abstract]
Net revenues	$ 967,564	$ 930,025	$ 916,345	$ 875,950	$ 798,419		$ 748,977		$ 734,928		$ 740,060		$ 3,689,884		$ 3,022,384		$ 2,432,680
Operating income (loss)	261,530	250,292	230,186	251,568	233,948		222,839		229,961		235,055		993,576		921,803		834,681
Benefit (provision) for income taxes					(110,374)	[1]	(33,959)	[1]	(36,587)	[1]	(17,708)	[1]	(10,640)		198,628		(100,061)
Gains (losses) on retirement of long-term obligations	0	0	(44,629)	0	(640)		(1)		(577)		(35,909)		(44,629)	[2]	(37,127)	[3]	(131,974)	[4]
Net income (loss) attributable to CCIC stockholders	148,070	106,937	34,009	101,497	(23,546)		45,836		52,359		15,462		390,513		90,111		188,584
Net income (loss) attributable to CCIC common stockholders, per common share:
Basic (in dollars per share)	$ 0.41	$ 0.29	$ 0.07	$ 0.27	$ (0.11)		$ 0.16		$ 0.18		$ 0.05		$ 1.04		$ 0.26		$ 0.64
Diluted (in dollars per share)	$ 0.41	$ 0.29	$ 0.07	$ 0.27	$ (0.11)		$ 0.16		$ 0.18		$ 0.05		$ 1.04		$ 0.26		$ 0.64
Tax adjustment related to the REIT conversion													$ 0	[5]	$ 67,395	[5]	$ 0	[5]

[1] Inclusive of the tax adjustment related to the REIT election of 67.4 million. See also note 10.

[2] The losses predominately relate to cash losses, including with respect to make whole payments and are inclusive of $7.7 million related to the write off of deferred financing costs and discounts.

[3] The losses predominately relate to cash losses, including with respect to make whole payments.

[4] Inclusive of $48.1 million related to the write-off of deferred financing costs and discounts. In addition, the remainder relates to cash losses including with respect to make whole payments.

[5] Inclusive of a $39.8 million adjustment during the year ended December 31, 2013 to reclassify a deferred tax charge from AOCI to the provision for income taxes.