Condensed Consolidating Balance Sheets (Details) - USD ($) $ in Millions	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015	Dec. 31, 2014
CURRENT ASSETS:
Cash and cash equivalents	$ 555	$ 5	$ 30	$ 3
Accounts receivable, net	1,340	279
Receivables from related party	0	0
Prepaid expenses and other current assets	430	61
Total current assets	2,325	345
RESTRICTED CASH AND CASH EQUIVALENTS	0	22,264
INVESTMENT IN CABLE PROPERTIES:
Property, plant and equipment, net	33,358	8,345
Franchises	66,245	6,006
Customer relationships, net	16,154	856
Goodwill	29,692	1,168
Total investment in cable properties, net	145,449	16,375
INVESTMENT IN SUBSIDIARIES	0	0
LOANS RECEIVABLE - RELATED PARTY	0	0
OTHER NONCURRENT ASSETS	1,421	332
Total assets	149,195	39,316
CURRENT LIABILITIES:
Accounts payable and accrued liabilities	6,736	1,972
Payables to related party	0	0
Current portion of long-term debt	2,071	0
Total current liabilities	8,807	1,972
LONG-TERM DEBT	60,132	35,723
LOANS PAYABLE - RELATED PARTY	0	0
DEFERRED INCOME TAXES	26,339	1,590
OTHER LONG-TERM LIABILITIES	2,885	77
SHAREHOLDERS'/MEMBER'S EQUITY (DEFICIT)
Controlling interest	40,240	(46)
Noncontrolling interests	10,792	0
Total shareholders'/member's equity (deficit)	51,032	(46)	(31)	146
Total liabilities and shareholders'/member's equity (deficit)	149,195	39,316
Eliminations [Member]
CURRENT ASSETS:
Cash and cash equivalents	0	0	0	0
Accounts receivable, net	0	0
Receivables from related party	(378)	(362)
Prepaid expenses and other current assets	0	0
Total current assets	(378)	(362)
RESTRICTED CASH AND CASH EQUIVALENTS		0
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
INVESTMENT IN SUBSIDIARIES	(232,112)	(13,587)
LOANS RECEIVABLE - RELATED PARTY	(1,134)	(1,509)
OTHER NONCURRENT ASSETS	0	0
Total assets	(233,624)	(15,458)
CURRENT LIABILITIES:
Accounts payable and accrued liabilities	0	0
Payables to related party	(378)	(362)
Current portion of long-term debt	0
Total current liabilities	(378)	(362)
LONG-TERM DEBT	0	0
LOANS PAYABLE - RELATED PARTY	(1,134)	(1,509)
DEFERRED INCOME TAXES	0	0
OTHER LONG-TERM LIABILITIES	0	0
SHAREHOLDERS'/MEMBER'S EQUITY (DEFICIT)
Controlling interest	(232,112)
Noncontrolling interests	0
Total shareholders'/member's equity (deficit)	(232,112)	(13,587)
Total liabilities and shareholders'/member's equity (deficit)	(233,624)	(15,458)
Charter [Member]
CURRENT ASSETS:
Cash and cash equivalents	6	0	1	3
Accounts receivable, net	9	8
Receivables from related party	0	51
Prepaid expenses and other current assets	0	0
Total current assets	15	59
RESTRICTED CASH AND CASH EQUIVALENTS		0
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
INVESTMENT IN SUBSIDIARIES	66,536	1,468
LOANS RECEIVABLE - RELATED PARTY	0	0
OTHER NONCURRENT ASSETS	0	0
Total assets	66,551	1,527
CURRENT LIABILITIES:
Accounts payable and accrued liabilities	15	11
Payables to related party	2	0
Current portion of long-term debt	0
Total current liabilities	17	11
LONG-TERM DEBT	0	0
LOANS PAYABLE - RELATED PARTY	0	0
DEFERRED INCOME TAXES	26,293	1,562
OTHER LONG-TERM LIABILITIES	1	0
SHAREHOLDERS'/MEMBER'S EQUITY (DEFICIT)
Controlling interest	40,240
Noncontrolling interests	0
Total shareholders'/member's equity (deficit)	40,240	(46)
Total liabilities and shareholders'/member's equity (deficit)	66,551	1,527
Intermediate Holding Companies [Member]
CURRENT ASSETS:
Cash and cash equivalents	124	0	0	0
Accounts receivable, net	9	7
Receivables from related party	321	297
Prepaid expenses and other current assets	32	6
Total current assets	486	310
RESTRICTED CASH AND CASH EQUIVALENTS		0
INVESTMENT IN CABLE PROPERTIES:
Property, plant and equipment, net	226	28
Franchises	0	0
Customer relationships, net	0	0
Goodwill	0	0
Total investment in cable properties, net	226	28
INVESTMENT IN SUBSIDIARIES	76,321	816
LOANS RECEIVABLE - RELATED PARTY	640	333
OTHER NONCURRENT ASSETS	216	216
Total assets	77,889	1,703
CURRENT LIABILITIES:
Accounts payable and accrued liabilities	527	203
Payables to related party	0	0
Current portion of long-term debt	0
Total current liabilities	527	203
LONG-TERM DEBT	0	0
LOANS PAYABLE - RELATED PARTY	0	0
DEFERRED INCOME TAXES	25	0
OTHER LONG-TERM LIABILITIES	33	32
SHAREHOLDERS'/MEMBER'S EQUITY (DEFICIT)
Controlling interest	66,536
Noncontrolling interests	10,768
Total shareholders'/member's equity (deficit)	77,304	1,468
Total liabilities and shareholders'/member's equity (deficit)	77,889	1,703
Safari Escrow Entities [Member]
CURRENT ASSETS:
Cash and cash equivalents	0	0	0	0
Accounts receivable, net		0
Receivables from related party		0
Prepaid expenses and other current assets		0
Total current assets		0
RESTRICTED CASH AND CASH EQUIVALENTS		22,264
INVESTMENT IN CABLE PROPERTIES:
Property, plant and equipment, net		0
Franchises		0
Customer relationships, net		0
Goodwill		0
Total investment in cable properties, net		0
INVESTMENT IN SUBSIDIARIES		0
LOANS RECEIVABLE - RELATED PARTY		0
OTHER NONCURRENT ASSETS		0
Total assets		22,264
CURRENT LIABILITIES:
Accounts payable and accrued liabilities		282
Payables to related party		17
Total current liabilities		299
LONG-TERM DEBT		21,778
LOANS PAYABLE - RELATED PARTY		693
DEFERRED INCOME TAXES		0
OTHER LONG-TERM LIABILITIES		0
SHAREHOLDERS'/MEMBER'S EQUITY (DEFICIT)
Total shareholders'/member's equity (deficit)		(506)
Total liabilities and shareholders'/member's equity (deficit)		22,264
CCO Holdings [Member]
CURRENT ASSETS:
Cash and cash equivalents	0	0	0	0
Accounts receivable, net	0	0
Receivables from related party	57	14
Prepaid expenses and other current assets	0	0
Total current assets	57	14
RESTRICTED CASH AND CASH EQUIVALENTS		0
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
INVESTMENT IN SUBSIDIARIES	89,255	11,303
LOANS RECEIVABLE - RELATED PARTY	494	613
OTHER NONCURRENT ASSETS	0	0
Total assets	89,806	11,930
CURRENT LIABILITIES:
Accounts payable and accrued liabilities	233	165
Payables to related party	0	0
Current portion of long-term debt	0
Total current liabilities	233	165
LONG-TERM DEBT	13,252	10,443
LOANS PAYABLE - RELATED PARTY	0	0
DEFERRED INCOME TAXES	0	0
OTHER LONG-TERM LIABILITIES	0	0
SHAREHOLDERS'/MEMBER'S EQUITY (DEFICIT)
Controlling interest	76,321
Noncontrolling interests	0
Total shareholders'/member's equity (deficit)	76,321	1,322
Total liabilities and shareholders'/member's equity (deficit)	89,806	11,930
Charter Operating and Restricted Subsidiaries [Member]
CURRENT ASSETS:
Cash and cash equivalents	425	5	$ 29	$ 0
Accounts receivable, net	1,322	264
Receivables from related party	0	0
Prepaid expenses and other current assets	398	55
Total current assets	2,145	324
RESTRICTED CASH AND CASH EQUIVALENTS		0
INVESTMENT IN CABLE PROPERTIES:
Property, plant and equipment, net	33,132	8,317
Franchises	66,245	6,006
Customer relationships, net	16,154	856
Goodwill	29,692	1,168
Total investment in cable properties, net	145,223	16,347
INVESTMENT IN SUBSIDIARIES	0	0
LOANS RECEIVABLE - RELATED PARTY	0	563
OTHER NONCURRENT ASSETS	1,205	116
Total assets	148,573	17,350
CURRENT LIABILITIES:
Accounts payable and accrued liabilities	5,961	1,311
Payables to related party	376	345
Current portion of long-term debt	2,071
Total current liabilities	8,408	1,656
LONG-TERM DEBT	46,880	3,502
LOANS PAYABLE - RELATED PARTY	1,134	816
DEFERRED INCOME TAXES	21	28
OTHER LONG-TERM LIABILITIES	2,851	45
SHAREHOLDERS'/MEMBER'S EQUITY (DEFICIT)
Controlling interest	89,255
Noncontrolling interests	24
Total shareholders'/member's equity (deficit)	89,279	11,303
Total liabilities and shareholders'/member's equity (deficit)	$ 148,573	$ 17,350