Long-Term Debt (Narrative) (Detail) (USD $)	12 Months Ended							3 Months Ended	12 Months Ended		12 Months Ended	0 Months Ended	12 Months Ended		12 Months Ended			3 Months Ended		12 Months Ended			3 Months Ended			12 Months Ended				0 Months Ended	12 Months Ended			12 Months Ended		0 Months Ended	12 Months Ended		0 Months Ended		0 Months Ended				3 Months Ended		12 Months Ended			3 Months Ended	0 Months Ended																12 Months Ended				12 Months Ended				12 Months Ended			12 Months Ended				12 Months Ended									12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Mar. 15, 2012	Dec. 31, 2013 Level 1 [Member]	Dec. 31, 2012 Level 1 [Member]	Mar. 15, 2012 Post Amendments [Member]	Mar. 31, 2013 Tranche A Term Loan [Member]	Dec. 31, 2013 9% Priority Guarantee Notes Due 2019 [Member]	Dec. 31, 2012 9% Priority Guarantee Notes Due 2019 [Member]	Dec. 31, 2013 9% Priority Guarantee Notes Due 2021 [Member]	Feb. 19, 2014 9% Priority Guarantee Notes Due 2021 [Member] C C Holdings Finco [Member] Before Exchange [Member]	Dec. 31, 2013 11.25% Priority Guarantee Notes Due 2021 [Member]	Dec. 31, 2013 Subsidiary Senior Revolving Credit Facility Due 2018 [Member]	Dec. 31, 2013 Senior Cash Pay Notes Due 2016 [Member]	Jun. 30, 2013 Senior Cash Pay Notes Due 2016 [Member]	Dec. 31, 2013 Senior Cash Pay Notes Due 2016 [Member] On May 2, 2016	Dec. 31, 2013 Senior Toggle Notes Due 2016 [Member]	Jun. 30, 2013 Senior Toggle Notes Due 2016 [Member]	Dec. 31, 2013 Senior Toggle Notes Due 2016 [Member]	Sep. 30, 2013 Senior Toggle Notes Due 2016 [Member]	Dec. 31, 2013 Senior Toggle Notes Due 2016 [Member] On August 1, 2015 [Member]	Jun. 30, 2013 PIK [Member]	Dec. 31, 2013 Senior Notes 2021 [Member]	Jun. 30, 2013 Senior Notes 2021 [Member]	Dec. 31, 2013 Senior Notes 2021 [Member]	Dec. 31, 2013 Senior Notes 2021 [Member] First Redemption Portion [Member]	Dec. 31, 2013 Senior Notes 2021 [Member] Second Redemption Portion [Member]	Feb. 19, 2014 Senior Notes 2021 [Member] C C Holdings Finco [Member]	Feb. 19, 2014 Senior Notes 2021 [Member] C C Holdings Finco [Member] After Exchange [Member]	Dec. 31, 2013 Senior Notes [Member]	Dec. 31, 2013 6.5% Series A Senior Notes Due 2022 [Member]	Mar. 31, 2012 6.5% Series A Senior Notes Due 2022 [Member]	Dec. 31, 2013 6.5% Series B Senior Notes Due 2022 [Member]	Dec. 31, 2013 CCWH Senior Notes [Member]	Mar. 15, 2012 CCWH Senior Notes [Member] C C O H [Member]	Dec. 31, 2013 7.625% Series A Senior Subordinated Notes [Member]	Dec. 31, 2013 7.625% Series B Senior Subordinated Notes [Member]	Mar. 15, 2012 CCWH Senior Subordinated Notes [Member]	Dec. 31, 2013 CCWH Senior Subordinated Notes [Member]	Mar. 15, 2012 CCWH Senior Subordinated Notes [Member] C C Holdings Finco [Member]	Jun. 30, 2011 Initial Notes [Member]	Jun. 30, 2011 Additional Notes [Member]	Dec. 31, 2012 Existing CCWH Senior Notes [Member]	Mar. 31, 2012 Senior Notes, 5% [Member]	Jun. 30, 2011 Senior Notes, 5% [Member]	Dec. 31, 2011 Senior Notes, 6.25% [Member]	Dec. 31, 2011 Senior Notes, 4.4% [Member]	Dec. 31, 2011 Senior Notes, 5.5% [Member] C C Holdings Finco [Member]	Mar. 31, 2013 Senior Notes, 5.75% [Member]	Mar. 15, 2012 Senior Secured Credit Facility [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member]	Dec. 31, 2012 Senior Secured Credit Facility [Member]	Mar. 31, 2012 Senior Secured Credit Facility [Member]	Jun. 30, 2011 Senior Secured Credit Facility [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Scenario, Forecast [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Maximum [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Median [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Minimum [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Post Amendments [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] On October 30, 2015	Dec. 31, 2013 Senior Secured Credit Facility [Member] One Day Prior [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche A Term Loan [Member]	Mar. 15, 2012 Senior Secured Credit Facility [Member] Tranche A Term Loan [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche A Term Loan [Member] Base Rate Loans [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche A Term Loan [Member] Euro Currency Rate Loans [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche B Term Loan [Member]	Mar. 15, 2012 Senior Secured Credit Facility [Member] Tranche B Term Loan [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche B Term Loan [Member] Base Rate Loans [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche B Term Loan [Member] Euro Currency Rate Loans [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche C Term Loan [Member]	Mar. 15, 2012 Senior Secured Credit Facility [Member] Tranche C Term Loan [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche C Term Loan [Member] Base Rate Loans [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche C Term Loan [Member] Euro Currency Rate Loans [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche D Term Loan [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche D Term Loan [Member] Base Rate Loans [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche D Term Loan [Member] Euro Currency Rate Loans [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche E Term Loan [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche E Term Loan [Member] Base Rate Loans [Member]	Dec. 31, 2013 Senior Secured Credit Facility [Member] Tranche E Term Loan [Member] Euro Currency Rate Loans [Member]	Mar. 15, 2012 Senior Secured Credit Facility [Member] Delayed Draw Term Loan Facilities Due 2016 [Member]	Dec. 31, 2013 Receivables Based Facility Due 2017 [Member]	Mar. 31, 2013 Receivables Based Facility Due 2017 [Member]	Dec. 31, 2013 Receivables Based Facility Due 2017 [Member] Maximum [Member]	Dec. 31, 2013 Receivables Based Facility Due 2017 [Member] Minimum [Member]	Dec. 31, 2013 Receivables Based Facility Due 2017 [Member] Fed Fund Rate [Member]	Dec. 31, 2013 Receivables Based Facility Due 2017 [Member] Base Rate Loans [Member] Maximum [Member]	Dec. 31, 2013 Receivables Based Facility Due 2017 [Member] Base Rate Loans [Member] Minimum [Member]	Dec. 31, 2013 Receivables Based Facility Due 2017 [Member] Euro Currency Rate Loans [Member] Maximum [Member]	Dec. 31, 2013 Receivables Based Facility Due 2017 [Member] Euro Currency Rate Loans [Member] Minimum [Member]	Dec. 31, 2013 Receivables Based Facility Due 2017 [Member] On October 30, 2015	Dec. 31, 2013 Receivables Based Facility Due 2017 [Member] On May 2, 2016	Mar. 15, 2012 Revolving Credit Facility [Member]	Jun. 30, 2011 Revolving Credit Facility [Member] Before Amendments [Member]	Jun. 30, 2011 Revolving Credit Facility [Member] Post Amendments [Member]
Long Term Debt Other Disclosures [Abstract]
Weighted average interest rate	7.60%	6.70%																																																															2.40%	3.40%			2.65%	3.65%			2.65%	3.65%		5.75%	6.75%		6.50%	7.50%
Principal amount	$ 8,225,800,000								$ 2,000,000,000		$ 1,750,000,000		$ 575,000,000		$ 94,300,000			$ 127,900,000		$ 127,900,000				$ 1,400,000,000		$ 1,400,000,000					$ 1,400,000,000	$ 735,750,000		$ 1,989,250,000	$ 2,700,000,000		$ 275,000,000	$ 1,925,000,000		$ 2,200,000,000			$ 750,000,000																								$ 1,891,000,000				$ 34,800,000				$ 5,000,000,000			$ 1,300,000,000				$ 247,000,000	$ 269,500,000
Stated interest rate													11.25%																								7.625%	7.625%							5.00%	5.00%				5.75%
Maturity date									December 15, 2019		March 1, 2021		March 1, 2021		August 1, 2016					August 1, 2016			February 1, 2021									2022		2022			2020	2020							March 2012	March 2012				January 2013																	January 29, 2016				January 29, 2016				January 30, 2019			July 30, 2019				December 24, 2017									October 31, 2015	May 3, 2016
Market value	20,500,000,000	18,600,000,000
Fair value level					20,500,000,000	18,600,000,000
Discount																																7,400,000											46,200,000
Percentage of principal sale price																																	99.00%										93.845%
Deferred finance costs										11,900,000																						30,000,000					40,000,000		33,000,000			39,500,000	7,100,000
Line of credit facility maximum borrowing capacity							10,000,000							75,000,000																																																																				535,000,000			50,000,000									783,500,000	625,000,000
Letters Of Credit Outstanding Amount	118,900,000													34,100,000
Percentage of eligible accounts receivable																																																																																		90.00%
Accrued interest payment terms									bear interest at a rate of 9.0% per annum, payable semi-annually in arrears on June 15 and December 15 of each year, which began on June 15, 2013		bear interest at a rate of 9.0% per annum, payable semi-annually in arrears on March 1 and September 1 of each year, which began on September 1, 2011		bear interest at a rate of 11.25% per annum, payable semi-annually on March 1 and September 1 of each year, which began on September 1, 2013					The Company may elect on each interest election date to pay all or 50% of such interest on the senior toggle notes in cash or by increasing the principal amount of the senior toggle notes or by issuing new senior toggle notes (such increase or issuance, “PIK Interest”). Interest on the senior toggle notes payable in cash will accrue at a rate of 11.00% per annum and PIK Interest will accrue at a rate of 11.75% per annum.		The Company may elect on each interest election date to pay all or 50% of such interest on the senior toggle notes in cash or by increasing the principal amount of the senior toggle notes or by issuing new senior toggle notes (such increase or issuance, “PIK Interest”). Interest on the senior toggle notes payable in cash will accrue at a rate of 11.00% per annum and PIK Interest will accrue at a rate of 11.75% per annum.					The Senior Notes due 2021 mature on February 1, 2021. Interest on the Senior Notes due 2021 is payable semi-annually on February 1 and August 1 of each year, which began on August 1, 2013. Interest on the Senior Notes due 2021 will be paid at the rate of (i) 12.0% per annum in cash and (ii) 2.0% per annum through the issuance of payment-in-kind notes (the “PIK Notes”).							Interest on the CCWH Senior Notes is payable to the trustee weekly in arrears and to the noteholders on May 15 and November 15 of each year, which began on May 15, 2013		Interest on the CCWH Senior Notes is payable to the trustee weekly in arrears and to the noteholders on May 15 and November 15 of each year, which began on May 15, 2013			Interest on the CCWH Subordinated Notes is payable to the trustee weekly in arrears and to the noteholders on March 15 and September 15 of each year, which began on September 15, 2012.	Interest on the CCWH Subordinated Notes is payable to the trustee weekly in arrears and to the noteholders on March 15 and September 15 of each year, which began on September 15, 2012.
Base maximum incremental term loans permitted																																																				1,500,000,000								5,000,000,000
Maximum aggregate principal outstanding																	500,000,000																																												500,000,000	500,000,000
Percentage of EBITDA over base maximum incremental																																																				65.00%
Margin percentages																																																				0.50%																																		0.50%	1.00%	0.50%	2.00%	1.50%
Percentage of subsidary stock as collateral																																																				100.00%
Initial commitment fee rate																																																																																				0.375%	0.25%
Ratio of Series A to Series B																																		25.00%			25.00%
Issued debt sales date																													February 14, 2014
Exchange offer expiration date																													February 20, 2014
Payment Terms [Abstract]
Loss on extinguishment of debt as a result of write-off of deferred debt issuance costs								3,900,000										84,000,000																																	15,200,000
Payments for debt modification costs																								5,500,000	17,900,000
Repayment																																															692,700,000	140,200,000
Face value of debt repaid																																													249,900,000	203,800,000			80,000,000	312,100,000				2,096,200,000									846,900,000
Repurchase of long-term debt																																												1,724,700,000					57,100,000
Proceeds available for repayment of debt																																											703,800,000
Prepayment of indebtedness outstanding under credit facilities			500,000,000
Permissable amount to be repaid with cash on hand																																																				200,000,000
Prepayment of debt								846,900,000																																											7,600,000				500,000,000																																						1,918,100,000
Voluntary debt prepayment																																																			170,500,000													16,200,000				129,800,000				10,000,000									14,500,000
Redemption percentage of face value before redemption date									100.00%		100.00%		111.25%		100.00%			100.00%		100.00%							109.00%	112.00%				106.50%		106.50%			107.625%	107.625%
Redemption date	November 15, 2017								July 15, 2015		March 1, 2016		March 1, 2016		August 1, 2012			August 1, 2012		August 1, 2012				August 1, 2015		August 1, 2015								November 15, 2017			March 15, 2015	March 15, 2015						December 19, 2012
Percentage of aggregate principal redeemable									40.00%		40.00%		100.00%											100.00%		100.00%	30.00%	30.00%				40.00%		40.00%			100.00%	100.00%
Redemption percentage after redemption date									109.00%		109.00%		40.00%											60.00%		60.00%						100.00%		100.00%			40.00%	40.00%
Obligated payment to bondholders																						30,000,000
Exchange of debt																																																					2,000,000,000
Payment Terms Percentages [Abstract]
Percentage of excess cash flow permitted to prepay outstanding debt																																																									50.00%	25.00%	0.00%
Percentage of proceeds of asset sales permitted to prepay outstanding debt																																																									100.00%
Percentage of proceeds of subsidiary sales permitted to prepay outstanding debt																																																									100.00%	75.00%	50.00%
Percentage of net proceeds of debt permitted to prepay outstanding debt																																																									100.00%
Consolidated leverage ratio																																																				7.00%
Principal amount exchanged for debt															353,800,000	348,100,000		212,100,000	917,200,000	212,100,000				622,500,000	1,200,000,000	622,500,000
Principal amount exchanged for cash															14,200,000			8,500,000		8,500,000					64,200,000
Applicable high yield discount obligation payment																					25,300,000
Principal amount held by subsidiary												227,000,000							452,700,000						421,000,000	421,900,000				199,100,000	288,500,000														50,100,000		57,300,000	109,800,000		187,900,000
Portion of debt held by subsidiary exchanged for cash																			31,700,000
Principal debt amount exchanged for Senior Cash Pay Notes																								389,200,000	348,000,000	389,200,000
Principal debt amount exchanged for Senor Toggle Notes																								233,300,000	853,000,000	233,300,000
Debt called not tendered																																												775,300,000
Use Of Proceeds [Abstract]
Proceeds from issuance of senior secured debt																																				2,170,400,000					1,925,700,000
Proceeds available for general corporate purposes																																											500,000,000
Related party loan to CCOI																																								2,167,000,000
Maximum permissable dividends																																		525,000,000				525,000,000
Dividends paid to noncontrolling interest	91,887,000	251,666,000																																					244,700,000
Special cash dividends date paid				March 15, 2012
Dividend paid per share																																							$ 6.0832
Certain Covenants [Abstract]
Consolidated EBITDA for preceeding four quarters																																																				1,900,000,000
EBITDA Adjustment - Closures and consolidation of facilities																																																				77,500,000
EBITDA Adjustment - Non-recurring or unusual gains or losses																																																				39,300,000
EBITDA Adjustment - Non-cash items																																																				41,300,000
EBITDA Adjustment - Various other items																																																				19,300,000
EBITDA Adjustment - Cash received from nonconsolidated affiliates																																																				20,000,000
Maximum ratio of total debt to EBITDA																																7		7																		9				8.75
Current ratio of total debt to EBITDA																																																				6.3
Aggregate percentage of commitments																																																																																		10.00%
Minimum fixed charge coverage ratio																																																																																		1.00
Maximum ratio of senior debt to EBITDA																																5		5			7.0	7.0
Purchase accounting adjustment and original issue discount	$ 322,400,000