|
Condensed Consolidating Financial Information (Condensed Consolidating Statement of Cash Flows) (Details) (USD $)
|
6 Months Ended |
|
Jun. 30, 2014
|
Jun. 30, 2013
|
| Operating Activities |
|
|
| Net cash provided by (used in) operating activities |
$ 7,547,000,000 |
$ 7,685,000,000 |
| Investing Activities |
|
|
| Capital expenditures |
(3,246,000,000) |
(2,867,000,000) |
| Cash paid for intangible assets |
(477,000,000) |
(444,000,000) |
| Acquisitions and construction of real estate properties |
(10,000,000) |
(1,311,000,000) |
| Acquisitions, net of cash acquired |
(406,000,000) |
(22,000,000) |
| Proceeds from sales of businesses and investments |
481,000,000 |
91,000,000 |
| Return of capital from investees |
6,000,000 |
146,000,000 |
| Purchases of investments |
(77,000,000) |
(641,000,000) |
| Other |
(159,000,000) |
88,000,000 |
| Net cash provided by (used in) investing activities |
(3,888,000,000) |
(4,960,000,000) |
| Financing Activities |
|
|
| Proceeds from (repayments of) short-term borrowings, net |
(343,000,000) |
348,000,000 |
| Proceeds from borrowings |
2,187,000,000 |
2,933,000,000 |
| Repurchases and repayments of debt |
(3,163,000,000) |
(2,195,000,000) |
| Repurchases and retirements of common stock |
(1,500,000,000) |
(1,000,000,000) |
| Dividends paid |
(1,092,000,000) |
(942,000,000) |
| Issuances of common stock |
29,000,000 |
24,000,000 |
| Purchase of NBCUniversal noncontrolling common equity interest |
0 |
(10,761,000,000) |
| Distributions to noncontrolling interests and dividends for redeemable subsidiary preferred stock |
(117,000,000) |
(116,000,000) |
| Settlement of Station Venture liability |
0 |
(602,000,000) |
| Other |
151,000,000 |
24,000,000 |
| Net cash provided by (used in) financing activities |
(3,848,000,000) |
(12,287,000,000) |
| Increase (decrease) in cash and cash equivalents |
(189,000,000) |
(9,562,000,000) |
| Cash and cash equivalents, beginning of period |
1,718,000,000 |
10,951,000,000 |
| Cash and cash equivalents, end of period |
1,529,000,000 |
1,389,000,000 |
|
Comcast [Member]
|
|
|
| Operating Activities |
|
|
| Net cash provided by (used in) operating activities |
(147,000,000) |
(181,000,000) |
| Investing Activities |
|
|
| Net transactions with affiliates |
2,674,000,000 |
(1,301,000,000) |
| Capital expenditures |
(4,000,000) |
(2,000,000) |
| Cash paid for intangible assets |
(2,000,000) |
(1,000,000) |
| Purchases of investments |
(10,000,000) |
(8,000,000) |
| Net cash provided by (used in) investing activities |
2,658,000,000 |
(1,312,000,000) |
| Financing Activities |
|
|
| Proceeds from (repayments of) short-term borrowings, net |
(1,350,000,000) |
350,000,000 |
| Proceeds from borrowings |
2,184,000,000 |
2,933,000,000 |
| Repurchases and repayments of debt |
(1,000,000,000) |
|
| Repurchases and retirements of common stock |
(1,500,000,000) |
(1,000,000,000) |
| Dividends paid |
(1,092,000,000) |
(942,000,000) |
| Issuances of common stock |
29,000,000 |
24,000,000 |
| Other |
218,000,000 |
128,000,000 |
| Net cash provided by (used in) financing activities |
(2,511,000,000) |
1,493,000,000 |
|
Comcast Holdings [Member]
|
|
|
| Operating Activities |
|
|
| Net cash provided by (used in) operating activities |
12,000,000 |
(8,000,000) |
| Investing Activities |
|
|
| Net transactions with affiliates |
(12,000,000) |
8,000,000 |
| Net cash provided by (used in) investing activities |
(12,000,000) |
8,000,000 |
|
CCCL Parent [Member]
|
|
|
| Operating Activities |
|
|
| Net cash provided by (used in) operating activities |
(43,000,000) |
(120,000,000) |
| Investing Activities |
|
|
| Net transactions with affiliates |
43,000,000 |
2,217,000,000 |
| Net cash provided by (used in) investing activities |
43,000,000 |
2,217,000,000 |
| Financing Activities |
|
|
| Repurchases and repayments of debt |
|
(2,097,000,000) |
| Net cash provided by (used in) financing activities |
|
(2,097,000,000) |
|
Combined CCHMO Parents [Member]
|
|
|
| Operating Activities |
|
|
| Net cash provided by (used in) operating activities |
(41,000,000) |
(47,000,000) |
| Investing Activities |
|
|
| Net transactions with affiliates |
41,000,000 |
47,000,000 |
| Net cash provided by (used in) investing activities |
41,000,000 |
47,000,000 |
|
NBCUniversal Media Parent [Member]
|
|
|
| Operating Activities |
|
|
| Net cash provided by (used in) operating activities |
(711,000,000) |
(582,000,000) |
| Investing Activities |
|
|
| Net transactions with affiliates |
1,583,000,000 |
(984,000,000) |
| Proceeds from sales of businesses and investments |
2,000,000 |
|
| Return of capital from investees |
0 |
128,000,000 |
| Purchases of investments |
(6,000,000) |
(2,000,000) |
| Other |
4,000,000 |
(10,000,000) |
| Net cash provided by (used in) investing activities |
1,583,000,000 |
(868,000,000) |
| Financing Activities |
|
|
| Repurchases and repayments of debt |
(901,000,000) |
(88,000,000) |
| Purchase of NBCUniversal noncontrolling common equity interest |
|
(3,200,000,000) |
| Other |
|
(40,000,000) |
| Net cash provided by (used in) financing activities |
(901,000,000) |
(3,328,000,000) |
| Increase (decrease) in cash and cash equivalents |
(29,000,000) |
(4,778,000,000) |
| Cash and cash equivalents, beginning of period |
336,000,000 |
5,129,000,000 |
| Cash and cash equivalents, end of period |
307,000,000 |
351,000,000 |
|
Comcast Non-Guarantor Subsidiaries [Member]
|
|
|
| Operating Activities |
|
|
| Net cash provided by (used in) operating activities |
8,477,000,000 |
8,623,000,000 |
| Investing Activities |
|
|
| Net transactions with affiliates |
(4,329,000,000) |
13,000,000 |
| Capital expenditures |
(3,242,000,000) |
(2,865,000,000) |
| Cash paid for intangible assets |
(475,000,000) |
(443,000,000) |
| Acquisitions and construction of real estate properties |
(10,000,000) |
(1,311,000,000) |
| Acquisitions, net of cash acquired |
(406,000,000) |
(22,000,000) |
| Proceeds from sales of businesses and investments |
479,000,000 |
91,000,000 |
| Return of capital from investees |
6,000,000 |
18,000,000 |
| Purchases of investments |
(61,000,000) |
(631,000,000) |
| Other |
(163,000,000) |
98,000,000 |
| Net cash provided by (used in) investing activities |
(8,201,000,000) |
(5,052,000,000) |
| Financing Activities |
|
|
| Proceeds from (repayments of) short-term borrowings, net |
1,007,000,000 |
(2,000,000) |
| Proceeds from borrowings |
3,000,000 |
|
| Repurchases and repayments of debt |
(1,262,000,000) |
(10,000,000) |
| Purchase of NBCUniversal noncontrolling common equity interest |
|
(7,561,000,000) |
| Distributions to noncontrolling interests and dividends for redeemable subsidiary preferred stock |
(117,000,000) |
(116,000,000) |
| Settlement of Station Venture liability |
|
(602,000,000) |
| Other |
(67,000,000) |
(64,000,000) |
| Net cash provided by (used in) financing activities |
(436,000,000) |
(8,355,000,000) |
| Increase (decrease) in cash and cash equivalents |
(160,000,000) |
(4,784,000,000) |
| Cash and cash equivalents, beginning of period |
1,382,000,000 |
5,822,000,000 |
| Cash and cash equivalents, end of period |
$ 1,222,000,000 |
$ 1,038,000,000 |