Financial Information for Tracking Stock Groups - Statement of Cash Flows (Details) - USD ($) $ in Millions |
3 Months Ended |
9 Months Ended |
12 Months Ended |
Sep. 30, 2017 |
Sep. 30, 2016 |
Sep. 30, 2017 |
Sep. 30, 2016 |
Dec. 31, 2016 |
Cash flows from operating activities: |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Net earnings (loss) |
$ 261
|
$ 169
|
$ 461
|
$ 738
|
Ìý
|
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Depreciation and amortization |
228
|
92
|
615
|
272
|
Ìý
|
Stock-based compensation |
85
|
41
|
182
|
109
|
Ìý
|
Share of (earnings) loss of affiliates, net |
(155)
|
(37)
|
(167)
|
(43)
|
Ìý
|
Realized and unrealized (gains) losses on financial instruments, net |
(18)
|
(7)
|
43
|
33
|
Ìý
|
Noncash interest expense (benefit) |
Ìý
|
Ìý
|
9
|
9
|
Ìý
|
Losses (gains) on dilution of investment in affiliate |
Ìý
|
Ìý
|
(4)
|
2
|
Ìý
|
Deferred income tax expense (benefit) |
Ìý
|
Ìý
|
286
|
407
|
Ìý
|
Other, net |
Ìý
|
Ìý
|
46
|
24
|
Ìý
|
Changes in operating assets and liabilities |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Current and other assets |
Ìý
|
Ìý
|
5
|
(29)
|
Ìý
|
Payables and other current liabilities |
Ìý
|
Ìý
|
(163)
|
129
|
Ìý
|
Net cash provided (used) by operating activities |
Ìý
|
Ìý
|
1,313
|
1,651
|
Ìý
|
Cash flows from investing activities: |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Net cash paid for the acquisition of Formula 1 |
Ìý
|
Ìý
|
(1,647)
|
Ìý
|
Ìý
|
Cash proceeds from sale of investments |
Ìý
|
Ìý
|
20
|
61
|
Ìý
|
Investments in and loans to cost and equity investees |
Ìý
|
Ìý
|
(760)
|
(762)
|
Ìý
|
Capital expended for property and equipment |
Ìý
|
Ìý
|
(407)
|
(318)
|
Ìý
|
Purchases of short term investments and other marketable securities |
Ìý
|
Ìý
|
Ìý
|
(258)
|
Ìý
|
Sales of short term investments and other marketable securities |
Ìý
|
Ìý
|
Ìý
|
273
|
Ìý
|
Other investing activities, net |
Ìý
|
Ìý
|
(120)
|
(6)
|
Ìý
|
Net cash provided (used) by investing activities |
Ìý
|
Ìý
|
(2,914)
|
(1,010)
|
Ìý
|
Cash flows from financing activities: |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Borrowings of debt |
Ìý
|
Ìý
|
5,820
|
2,019
|
Ìý
|
Repayments of debt |
Ìý
|
Ìý
|
(4,819)
|
(876)
|
Ìý
|
Proceeds from Issuance of Series C Â鶹×îгöÆ· Formula One Common Stock |
Ìý
|
Ìý
|
1,938
|
Ìý
|
Ìý
|
Shares repurchased by subsidiary |
Ìý
|
Ìý
|
(996)
|
(1,225)
|
Ìý
|
Cash dividends paid by subsidiary |
Ìý
|
Ìý
|
(45)
|
Ìý
|
Ìý
|
Proceeds from Â鶹×îгöÆ· Braves common stock rights offering |
Ìý
|
Ìý
|
Ìý
|
203
|
Ìý
|
Taxes paid in lieu of shares issued for stock-based compensation |
Ìý
|
Ìý
|
(95)
|
(43)
|
Ìý
|
Other financing activities, net |
Ìý
|
Ìý
|
12
|
20
|
Ìý
|
Net cash provided (used) by financing activities |
Ìý
|
Ìý
|
1,815
|
98
|
Ìý
|
Effect of Exchange Rate on Cash and Cash Equivalents |
Ìý
|
Ìý
|
7
|
Ìý
|
Ìý
|
Net increase (decrease) in cash and cash equivalents |
Ìý
|
Ìý
|
221
|
739
|
Ìý
|
Cash and cash equivalents at beginning of period |
Ìý
|
Ìý
|
562
|
201
|
$ 201
|
Cash and cash equivalents at end of period |
783
|
940
|
783
|
940
|
562
|
Â鶹×îгöÆ· Sirius XM Group |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Cash flows from operating activities: |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Net earnings (loss) |
274
|
150
|
648
|
471
|
Ìý
|
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Depreciation and amortization |
93
|
79
|
270
|
235
|
Ìý
|
Stock-based compensation |
Ìý
|
Ìý
|
113
|
90
|
Ìý
|
Share of (earnings) loss of affiliates, net |
(34)
|
(2)
|
(32)
|
(11)
|
Ìý
|
Realized and unrealized (gains) losses on financial instruments, net |
(62)
|
Ìý
|
(62)
|
Ìý
|
Ìý
|
Noncash interest expense (benefit) |
Ìý
|
Ìý
|
4
|
5
|
Ìý
|
Deferred income tax expense (benefit) |
Ìý
|
Ìý
|
321
|
319
|
Ìý
|
Intergroup tax allocation |
Ìý
|
Ìý
|
(11)
|
(9)
|
Ìý
|
Intergroup tax (payments) receipts |
Ìý
|
Ìý
|
4
|
2
|
Ìý
|
Other, net |
Ìý
|
Ìý
|
36
|
22
|
Ìý
|
Changes in operating assets and liabilities |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Current and other assets |
Ìý
|
Ìý
|
18
|
6
|
Ìý
|
Payables and other current liabilities |
Ìý
|
Ìý
|
1
|
67
|
Ìý
|
Net cash provided (used) by operating activities |
Ìý
|
Ìý
|
1,310
|
1,197
|
Ìý
|
Cash flows from investing activities: |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Investments in and loans to cost and equity investees |
Ìý
|
Ìý
|
(750)
|
Ìý
|
Ìý
|
Capital expended for property and equipment |
Ìý
|
Ìý
|
(207)
|
(132)
|
Ìý
|
Other investing activities, net |
Ìý
|
Ìý
|
(115)
|
(4)
|
Ìý
|
Net cash provided (used) by investing activities |
Ìý
|
Ìý
|
(1,072)
|
(136)
|
Ìý
|
Cash flows from financing activities: |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Borrowings of debt |
Ìý
|
Ìý
|
3,933
|
1,387
|
Ìý
|
Repayments of debt |
Ìý
|
Ìý
|
(3,103)
|
(749)
|
Ìý
|
Intergroup (payments) receipts |
Ìý
|
Ìý
|
Ìý
|
8
|
Ìý
|
Shares repurchased by subsidiary |
Ìý
|
Ìý
|
(996)
|
(1,225)
|
Ìý
|
Cash dividends paid by subsidiary |
Ìý
|
Ìý
|
(45)
|
Ìý
|
Ìý
|
Taxes paid in lieu of shares issued for stock-based compensation |
Ìý
|
Ìý
|
(91)
|
(34)
|
Ìý
|
Other financing activities, net |
Ìý
|
Ìý
|
11
|
51
|
Ìý
|
Net cash provided (used) by financing activities |
Ìý
|
Ìý
|
(291)
|
(562)
|
Ìý
|
Net increase (decrease) in cash and cash equivalents |
Ìý
|
Ìý
|
(53)
|
499
|
Ìý
|
Cash and cash equivalents at beginning of period |
Ìý
|
Ìý
|
287
|
112
|
112
|
Cash and cash equivalents at end of period |
234
|
611
|
234
|
611
|
287
|
Braves Group |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Cash flows from operating activities: |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Net earnings (loss) |
22
|
(22)
|
(29)
|
(22)
|
Ìý
|
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Depreciation and amortization |
24
|
12
|
50
|
30
|
Ìý
|
Stock-based compensation |
Ìý
|
Ìý
|
41
|
7
|
Ìý
|
Share of (earnings) loss of affiliates, net |
(68)
|
(2)
|
(72)
|
(6)
|
Ìý
|
Unrealized gains losses on intergroup interest |
12
|
25
|
43
|
(2)
|
Ìý
|
Noncash interest expense (benefit) |
Ìý
|
Ìý
|
1
|
(2)
|
Ìý
|
Deferred income tax expense (benefit) |
Ìý
|
Ìý
|
28
|
(10)
|
Ìý
|
Intergroup tax allocation |
Ìý
|
Ìý
|
(18)
|
(4)
|
Ìý
|
Intergroup tax (payments) receipts |
Ìý
|
Ìý
|
15
|
7
|
Ìý
|
Other, net |
Ìý
|
Ìý
|
Ìý
|
5
|
Ìý
|
Changes in operating assets and liabilities |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Current and other assets |
Ìý
|
Ìý
|
(41)
|
(39)
|
Ìý
|
Payables and other current liabilities |
Ìý
|
Ìý
|
(59)
|
55
|
Ìý
|
Net cash provided (used) by operating activities |
Ìý
|
Ìý
|
(41)
|
19
|
Ìý
|
Cash flows from investing activities: |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Cash proceeds from sale of investments |
Ìý
|
Ìý
|
5
|
Ìý
|
Ìý
|
Investments in and loans to cost and equity investees |
Ìý
|
Ìý
|
(2)
|
(13)
|
Ìý
|
Capital expended for property and equipment |
Ìý
|
Ìý
|
(190)
|
(185)
|
Ìý
|
Other investing activities, net |
Ìý
|
Ìý
|
4
|
(27)
|
Ìý
|
Net cash provided (used) by investing activities |
Ìý
|
Ìý
|
(183)
|
(225)
|
Ìý
|
Cash flows from financing activities: |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Borrowings of debt |
Ìý
|
Ìý
|
288
|
194
|
Ìý
|
Repayments of debt |
Ìý
|
Ìý
|
(42)
|
(126)
|
Ìý
|
Intergroup (payments) receipts |
Ìý
|
Ìý
|
Ìý
|
(34)
|
Ìý
|
Proceeds from Â鶹×îгöÆ· Braves common stock rights offering |
Ìý
|
Ìý
|
Ìý
|
203
|
Ìý
|
Other financing activities, net |
Ìý
|
Ìý
|
Ìý
|
65
|
Ìý
|
Net cash provided (used) by financing activities |
Ìý
|
Ìý
|
246
|
302
|
Ìý
|
Net increase (decrease) in cash and cash equivalents |
Ìý
|
Ìý
|
22
|
96
|
Ìý
|
Cash and cash equivalents at beginning of period |
Ìý
|
Ìý
|
107
|
13
|
13
|
Cash and cash equivalents at end of period |
129
|
109
|
129
|
109
|
107
|
Formula One Group |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Cash flows from operating activities: |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Net earnings (loss) |
(35)
|
41
|
(158)
|
289
|
Ìý
|
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Depreciation and amortization |
111
|
1
|
295
|
7
|
Ìý
|
Stock-based compensation |
Ìý
|
Ìý
|
28
|
12
|
Ìý
|
Share of (earnings) loss of affiliates, net |
(53)
|
(33)
|
(63)
|
(26)
|
Ìý
|
Unrealized gains losses on intergroup interest |
(12)
|
(25)
|
(43)
|
2
|
Ìý
|
Realized and unrealized (gains) losses on financial instruments, net |
44
|
(7)
|
105
|
33
|
Ìý
|
Noncash interest expense (benefit) |
Ìý
|
Ìý
|
4
|
6
|
Ìý
|
Losses (gains) on dilution of investment in affiliate |
Ìý
|
Ìý
|
(4)
|
2
|
Ìý
|
Deferred income tax expense (benefit) |
Ìý
|
Ìý
|
(63)
|
98
|
Ìý
|
Intergroup tax allocation |
Ìý
|
Ìý
|
29
|
13
|
Ìý
|
Intergroup tax (payments) receipts |
Ìý
|
Ìý
|
(19)
|
(9)
|
Ìý
|
Other, net |
Ìý
|
Ìý
|
10
|
(3)
|
Ìý
|
Changes in operating assets and liabilities |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Current and other assets |
Ìý
|
Ìý
|
28
|
4
|
Ìý
|
Payables and other current liabilities |
Ìý
|
Ìý
|
(105)
|
7
|
Ìý
|
Net cash provided (used) by operating activities |
Ìý
|
Ìý
|
44
|
435
|
Ìý
|
Cash flows from investing activities: |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Net cash paid for the acquisition of Formula 1 |
Ìý
|
Ìý
|
(1,647)
|
Ìý
|
Ìý
|
Cash proceeds from sale of investments |
Ìý
|
Ìý
|
15
|
61
|
Ìý
|
Investments in and loans to cost and equity investees |
Ìý
|
Ìý
|
(8)
|
(749)
|
Ìý
|
Capital expended for property and equipment |
Ìý
|
Ìý
|
(10)
|
(1)
|
Ìý
|
Purchases of short term investments and other marketable securities |
Ìý
|
Ìý
|
Ìý
|
(258)
|
Ìý
|
Sales of short term investments and other marketable securities |
Ìý
|
Ìý
|
Ìý
|
273
|
Ìý
|
Other investing activities, net |
Ìý
|
Ìý
|
(9)
|
25
|
Ìý
|
Net cash provided (used) by investing activities |
Ìý
|
Ìý
|
(1,659)
|
(649)
|
Ìý
|
Cash flows from financing activities: |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Borrowings of debt |
Ìý
|
Ìý
|
1,599
|
438
|
Ìý
|
Repayments of debt |
Ìý
|
Ìý
|
(1,674)
|
(1)
|
Ìý
|
Proceeds from Issuance of Series C Â鶹×îгöÆ· Formula One Common Stock |
Ìý
|
Ìý
|
1,938
|
Ìý
|
Ìý
|
Intergroup (payments) receipts |
Ìý
|
Ìý
|
Ìý
|
26
|
Ìý
|
Taxes paid in lieu of shares issued for stock-based compensation |
Ìý
|
Ìý
|
(4)
|
(9)
|
Ìý
|
Other financing activities, net |
Ìý
|
Ìý
|
1
|
(96)
|
Ìý
|
Net cash provided (used) by financing activities |
Ìý
|
Ìý
|
1,860
|
358
|
Ìý
|
Effect of Exchange Rate on Cash and Cash Equivalents |
Ìý
|
Ìý
|
7
|
Ìý
|
Ìý
|
Net increase (decrease) in cash and cash equivalents |
Ìý
|
Ìý
|
252
|
144
|
Ìý
|
Cash and cash equivalents at beginning of period |
Ìý
|
Ìý
|
168
|
76
|
76
|
Cash and cash equivalents at end of period |
$ 420
|
$ 220
|
$ 420
|
$ 220
|
$ 168
|