Condensed Consolidating Balance Sheet (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
CURRENT ASSETS:
Cash and cash equivalents	$ 4	$ 2
Restricted cash and cash equivalents	27	27
Accounts receivable, net	231	272
Receivables from related party	0	0
Prepaid expenses and other current assets	76	69
Total current assets	338	370
INVESTMENT IN CABLE PROPERTIES:
Property, plant and equipment, net	6,906	6,897
Franchises	5,291	5,288
Customer relationships, net	1,634	1,704
Goodwill	954	954
Total investment in cable properties, net	14,785	14,843
CC VIII PREFERRED INTEREST	0	0
INVESTMENT IN SUBSIDIARIES	0	0
LOANS RECEIVABLE - RELATED PARTY	0	0
OTHER NONCURRENT ASSETS	396	392
Total assets	15,519	15,605
CURRENT LIABILITIES:
Accounts payable and accrued expenses	1,140	1,153
Payables to related party	0	0
Total current liabilities	1,140	1,153
LONG-TERM DEBT	12,802	12,856
LOANS PAYABLE - RELATED PARTY	0	0
DEFERRED INCOME TAXES	917	847
OTHER LONG-TERM LIABILITIES	334	340
Shareholders'/Member's equity	326	409
Noncontrolling interest	0	0
Total shareholders'/member's equity	326	409
Total liabilities and shareholders'/member's equity	15,519	15,605
Charter [Member]
CURRENT ASSETS:
Cash and cash equivalents	2	0
Restricted cash and cash equivalents	0	0
Accounts receivable, net	0	0
Receivables from related party	65	58
Prepaid expenses and other current assets	22	21
Total current assets	89	79
INVESTMENT IN CABLE PROPERTIES:
Property, plant and equipment, net	0	0
Franchises	0	0
Customer relationships, net	0	0
Goodwill	0	0
Total investment in cable properties, net	0	0
CC VIII PREFERRED INTEREST	94	91
INVESTMENT IN SUBSIDIARIES	1,071	1,102
LOANS RECEIVABLE - RELATED PARTY	0	0
OTHER NONCURRENT ASSETS	0	0
Total assets	1,254	1,272
CURRENT LIABILITIES:
Accounts payable and accrued expenses	7	12
Payables to related party	0	0
Total current liabilities	7	12
LONG-TERM DEBT	0	0
LOANS PAYABLE - RELATED PARTY	0	0
DEFERRED INCOME TAXES	694	624
OTHER LONG-TERM LIABILITIES	227	227
Shareholders'/Member's equity	326	409
Noncontrolling interest	0	0
Total shareholders'/member's equity	326	409
Total liabilities and shareholders'/member's equity	1,254	1,272
Intermediate Holding Companies [Member]
CURRENT ASSETS:
Cash and cash equivalents	0	0
Restricted cash and cash equivalents	0	0
Accounts receivable, net	4	4
Receivables from related party	135	176
Prepaid expenses and other current assets	9	21
Total current assets	148	201
INVESTMENT IN CABLE PROPERTIES:
Property, plant and equipment, net	33	33
Franchises	0	0
Customer relationships, net	0	0
Goodwill	0	0
Total investment in cable properties, net	33	33
CC VIII PREFERRED INTEREST	219	213
INVESTMENT IN SUBSIDIARIES	555	592
LOANS RECEIVABLE - RELATED PARTY	44	43
OTHER NONCURRENT ASSETS	158	158
Total assets	1,157	1,240
CURRENT LIABILITIES:
Accounts payable and accrued expenses	82	134
Payables to related party	0	0
Total current liabilities	82	134
LONG-TERM DEBT	0	0
LOANS PAYABLE - RELATED PARTY	0	0
DEFERRED INCOME TAXES	0	0
OTHER LONG-TERM LIABILITIES	4	4
Shareholders'/Member's equity	1,071	1,102
Noncontrolling interest	0	0
Total shareholders'/member's equity	1,071	1,102
Total liabilities and shareholders'/member's equity	1,157	1,240
CCH II [Member]
CURRENT ASSETS:
Cash and cash equivalents	0	0
Restricted cash and cash equivalents	0	0
Accounts receivable, net	0	0
Receivables from related party	1	8
Prepaid expenses and other current assets	0	0
Total current assets	1	8
INVESTMENT IN CABLE PROPERTIES:
Property, plant and equipment, net	0	0
Franchises	0	0
Customer relationships, net	0	0
Goodwill	0	0
Total investment in cable properties, net	0	0
CC VIII PREFERRED INTEREST	0	0
INVESTMENT IN SUBSIDIARIES	1,611	2,094
LOANS RECEIVABLE - RELATED PARTY	265	256
OTHER NONCURRENT ASSETS	0	0
Total assets	1,877	2,358
CURRENT LIABILITIES:
Accounts payable and accrued expenses	18	74
Payables to related party	0	0
Total current liabilities	18	74
LONG-TERM DEBT	1,304	1,692
LOANS PAYABLE - RELATED PARTY	0	0
DEFERRED INCOME TAXES	0	0
OTHER LONG-TERM LIABILITIES	0	0
Shareholders'/Member's equity	555	592
Noncontrolling interest	0	0
Total shareholders'/member's equity	555	592
Total liabilities and shareholders'/member's equity	1,877	2,358
CCO Holdings [Member]
CURRENT ASSETS:
Cash and cash equivalents	2	2
Restricted cash and cash equivalents	0	0
Accounts receivable, net	0	0
Receivables from related party	2	7
Prepaid expenses and other current assets	0	0
Total current assets	4	9
INVESTMENT IN CABLE PROPERTIES:
Property, plant and equipment, net	0	0
Franchises	0	0
Customer relationships, net	0	0
Goodwill	0	0
Total investment in cable properties, net	0	0
CC VIII PREFERRED INTEREST	0	0
INVESTMENT IN SUBSIDIARIES	8,638	8,623
LOANS RECEIVABLE - RELATED PARTY	359	37
OTHER NONCURRENT ASSETS	98	90
Total assets	9,099	8,759
CURRENT LIABILITIES:
Accounts payable and accrued expenses	172	98
Payables to related party	0	0
Total current liabilities	172	98
LONG-TERM DEBT	7,316	6,567
LOANS PAYABLE - RELATED PARTY	0	0
DEFERRED INCOME TAXES	0	0
OTHER LONG-TERM LIABILITIES	0	0
Shareholders'/Member's equity	1,611	2,094
Noncontrolling interest	0	0
Total shareholders'/member's equity	1,611	2,094
Total liabilities and shareholders'/member's equity	9,099	8,759
Charter Operating and Subsidiaries [Member]
CURRENT ASSETS:
Cash and cash equivalents	0	0
Restricted cash and cash equivalents	27	27
Accounts receivable, net	227	268
Receivables from related party	0	0
Prepaid expenses and other current assets	45	27
Total current assets	299	322
INVESTMENT IN CABLE PROPERTIES:
Property, plant and equipment, net	6,873	6,864
Franchises	5,291	5,288
Customer relationships, net	1,634	1,704
Goodwill	954	954
Total investment in cable properties, net	14,752	14,810
CC VIII PREFERRED INTEREST	0	0
INVESTMENT IN SUBSIDIARIES	0	0
LOANS RECEIVABLE - RELATED PARTY	0	0
OTHER NONCURRENT ASSETS	140	144
Total assets	15,191	15,276
CURRENT LIABILITIES:
Accounts payable and accrued expenses	861	835
Payables to related party	203	249
Total current liabilities	1,064	1,084
LONG-TERM DEBT	4,182	4,597
LOANS PAYABLE - RELATED PARTY	668	336
DEFERRED INCOME TAXES	223	223
OTHER LONG-TERM LIABILITIES	103	109
Shareholders'/Member's equity	8,638	8,623
Noncontrolling interest	313	304
Total shareholders'/member's equity	8,951	8,927
Total liabilities and shareholders'/member's equity	15,191	15,276
Eliminations [Member]
CURRENT ASSETS:
Cash and cash equivalents	0	0
Restricted cash and cash equivalents	0	0
Accounts receivable, net	0	0
Receivables from related party	(203)	(249)
Prepaid expenses and other current assets	0	0
Total current assets	(203)	(249)
INVESTMENT IN CABLE PROPERTIES:
Property, plant and equipment, net	0	0
Franchises	0	0
Customer relationships, net	0	0
Goodwill	0	0
Total investment in cable properties, net	0	0
CC VIII PREFERRED INTEREST	(313)	(304)
INVESTMENT IN SUBSIDIARIES	(11,875)	(12,411)
LOANS RECEIVABLE - RELATED PARTY	(668)	(336)
OTHER NONCURRENT ASSETS	0	0
Total assets	(13,059)	(13,300)
CURRENT LIABILITIES:
Accounts payable and accrued expenses	0	0
Payables to related party	(203)	(249)
Total current liabilities	(203)	(249)
LONG-TERM DEBT	0	0
LOANS PAYABLE - RELATED PARTY	(668)	(336)
DEFERRED INCOME TAXES	0	0
OTHER LONG-TERM LIABILITIES	0	0
Shareholders'/Member's equity	(11,875)	(12,411)
Noncontrolling interest	(313)	(304)
Total shareholders'/member's equity	(12,188)	(12,715)
Total liabilities and shareholders'/member's equity	$ (13,059)	$ (13,300)