Financial Information for Tracking Stock Groups - Balance Sheet (Details) - USD ($) $ in Millions |
Jun. 30, 2016 |
Dec. 31, 2015 |
Jun. 30, 2015 |
Dec. 31, 2014 |
Assets, current |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Cash and cash equivalents |
$ 1,229
|
$ 201
|
$ 790
|
$ 681
|
Trade and other receivables, net |
276
|
247
|
Ìý
|
Ìý
|
Short term marketable securities |
Ìý
|
15
|
Ìý
|
Ìý
|
Other current assets |
263
|
243
|
Ìý
|
Ìý
|
Total current assets |
1,768
|
691
|
Ìý
|
Ìý
|
Investments in available-for-sale securities and other cost investments |
492
|
533
|
Ìý
|
Ìý
|
Investments in affiliates, accounted for using the equity method |
1,123
|
1,115
|
Ìý
|
Ìý
|
Property and equipment, at cost |
2,792
|
2,587
|
Ìý
|
Ìý
|
Accumulated depreciation |
(750)
|
(708)
|
Ìý
|
Ìý
|
Property and equipment, net |
2,042
|
1,879
|
Ìý
|
Ìý
|
Goodwill |
14,345
|
14,345
|
Ìý
|
Ìý
|
FCC licenses |
8,600
|
8,600
|
Ìý
|
Ìý
|
Other |
1,073
|
1,073
|
Ìý
|
Ìý
|
Intangible assets not subject to amortization |
24,018
|
24,018
|
Ìý
|
Ìý
|
Intangible assets subject to amortization, net |
1,068
|
1,097
|
Ìý
|
Ìý
|
Other assets |
378
|
465
|
Ìý
|
Ìý
|
Total assets |
30,889
|
29,798
|
Ìý
|
Ìý
|
Liabilities, Current [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Accounts Payable and accrued liabilities |
808
|
758
|
Ìý
|
Ìý
|
Current portion of debt |
256
|
255
|
Ìý
|
Ìý
|
Deferred revenue |
1,883
|
1,797
|
Ìý
|
Ìý
|
Other current liabilities |
48
|
3
|
Ìý
|
Ìý
|
Total current liabilities |
2,995
|
2,813
|
Ìý
|
Ìý
|
Long-term debt |
7,275
|
6,626
|
Ìý
|
Ìý
|
Deferred income tax liabilities |
1,852
|
1,667
|
Ìý
|
Ìý
|
Other liabilities |
716
|
561
|
Ìý
|
Ìý
|
Total liabilities |
12,838
|
11,667
|
Ìý
|
Ìý
|
Stockholders' Equity Attributable to Parent [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Preferred stock, $.01 par value. Authorized 50,000,000 shares; no shares issued |
|
|
Ìý
|
Ìý
|
Additional paid-in capital |
268
|
Ìý
|
Ìý
|
Ìý
|
Accumulated other comprehensive earnings, net of taxes |
(51)
|
(51)
|
Ìý
|
Ìý
|
Retained earnings |
11,426
|
10,981
|
Ìý
|
Ìý
|
Stockholders' Equity Attributable to Parent, Total |
11,647
|
10,933
|
Ìý
|
Ìý
|
Noncontrolling interests in equity of subsidiaries |
6,404
|
7,198
|
Ìý
|
Ìý
|
Total equity |
18,051
|
18,131
|
Ìý
|
Ìý
|
Total liabilities and equity |
30,889
|
29,798
|
Ìý
|
Ìý
|
Â鶹app Sirius XM Group |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Assets, current |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Cash and cash equivalents |
526
|
112
|
294
|
148
|
Trade and other receivables, net |
225
|
Ìý
|
Ìý
|
Ìý
|
Other current assets |
232
|
Ìý
|
Ìý
|
Ìý
|
Total current assets |
983
|
Ìý
|
Ìý
|
Ìý
|
Investments in affiliates, accounted for using the equity method |
166
|
153
|
Ìý
|
Ìý
|
Property and equipment, at cost |
1,985
|
Ìý
|
Ìý
|
Ìý
|
Accumulated depreciation |
(637)
|
Ìý
|
Ìý
|
Ìý
|
Property and equipment, net |
1,348
|
Ìý
|
Ìý
|
Ìý
|
Goodwill |
14,165
|
Ìý
|
Ìý
|
Ìý
|
FCC licenses |
8,600
|
Ìý
|
Ìý
|
Ìý
|
Other |
930
|
Ìý
|
Ìý
|
Ìý
|
Intangible assets not subject to amortization |
23,695
|
Ìý
|
Ìý
|
Ìý
|
Intangible assets subject to amortization, net |
1,004
|
Ìý
|
Ìý
|
Ìý
|
Other assets |
140
|
Ìý
|
Ìý
|
Ìý
|
Total assets |
27,336
|
Ìý
|
Ìý
|
Ìý
|
Liabilities, Current [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Intergroup payable |
3
|
Ìý
|
Ìý
|
Ìý
|
Accounts Payable and accrued liabilities |
715
|
Ìý
|
Ìý
|
Ìý
|
Current portion of debt |
256
|
Ìý
|
Ìý
|
Ìý
|
Deferred revenue |
1,814
|
Ìý
|
Ìý
|
Ìý
|
Other current liabilities |
3
|
Ìý
|
Ìý
|
Ìý
|
Total current liabilities |
2,791
|
Ìý
|
Ìý
|
Ìý
|
Long-term debt |
6,107
|
Ìý
|
Ìý
|
Ìý
|
Deferred income tax liabilities |
1,796
|
Ìý
|
Ìý
|
Ìý
|
Other liabilities |
272
|
Ìý
|
Ìý
|
Ìý
|
Total liabilities |
10,966
|
Ìý
|
Ìý
|
Ìý
|
Stockholders' Equity Attributable to Parent [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Stockholders' Equity Attributable to Parent, Total |
9,980
|
Ìý
|
Ìý
|
Ìý
|
Noncontrolling interests in equity of subsidiaries |
6,390
|
Ìý
|
Ìý
|
Ìý
|
Total liabilities and equity |
27,336
|
Ìý
|
Ìý
|
Ìý
|
Â鶹app Sirius XM Group | Common Class A |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Stockholders' Equity Attributable to Parent [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Common Stock, Value, Issued |
1
|
Ìý
|
Ìý
|
Ìý
|
Total equity |
1
|
Ìý
|
Ìý
|
Ìý
|
Â鶹app Sirius XM Group | Common Class C |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Stockholders' Equity Attributable to Parent [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Common Stock, Value, Issued |
2
|
Ìý
|
Ìý
|
Ìý
|
Total equity |
2
|
Ìý
|
Ìý
|
Ìý
|
Â鶹app Braves Group |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Assets, current |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Cash and cash equivalents |
149
|
13
|
34
|
11
|
Trade and other receivables, net |
48
|
Ìý
|
Ìý
|
Ìý
|
Other current assets |
27
|
Ìý
|
Ìý
|
Ìý
|
Total current assets |
224
|
Ìý
|
Ìý
|
Ìý
|
Investments in available-for-sale securities and other cost investments |
8
|
8
|
Ìý
|
Ìý
|
Investments in affiliates, accounted for using the equity method |
52
|
39
|
Ìý
|
Ìý
|
Property and equipment, at cost |
647
|
Ìý
|
Ìý
|
Ìý
|
Accumulated depreciation |
(45)
|
Ìý
|
Ìý
|
Ìý
|
Property and equipment, net |
602
|
Ìý
|
Ìý
|
Ìý
|
Goodwill |
180
|
Ìý
|
Ìý
|
Ìý
|
Other |
143
|
Ìý
|
Ìý
|
Ìý
|
Intangible assets not subject to amortization |
323
|
Ìý
|
Ìý
|
Ìý
|
Intangible assets subject to amortization, net |
64
|
Ìý
|
Ìý
|
Ìý
|
Other assets |
12
|
Ìý
|
Ìý
|
Ìý
|
Total assets |
1,285
|
Ìý
|
Ìý
|
Ìý
|
Liabilities, Current [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Intergroup payable |
(1)
|
Ìý
|
Ìý
|
Ìý
|
Accounts Payable and accrued liabilities |
72
|
Ìý
|
Ìý
|
Ìý
|
Deferred revenue |
68
|
Ìý
|
Ìý
|
Ìý
|
Total current liabilities |
139
|
Ìý
|
Ìý
|
Ìý
|
Long-term debt |
137
|
Ìý
|
Ìý
|
Ìý
|
Deferred income tax liabilities |
27
|
Ìý
|
Ìý
|
Ìý
|
Redeemable intergroup interest |
133
|
Ìý
|
Ìý
|
Ìý
|
Other liabilities |
388
|
Ìý
|
Ìý
|
Ìý
|
Total liabilities |
824
|
Ìý
|
Ìý
|
Ìý
|
Stockholders' Equity Attributable to Parent [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Stockholders' Equity Attributable to Parent, Total |
447
|
Ìý
|
Ìý
|
Ìý
|
Noncontrolling interests in equity of subsidiaries |
14
|
Ìý
|
Ìý
|
Ìý
|
Total liabilities and equity |
1,285
|
Ìý
|
Ìý
|
Ìý
|
Â鶹app Media Group |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Assets, current |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Cash and cash equivalents |
554
|
76
|
$ 462
|
$ 522
|
Trade and other receivables, net |
3
|
Ìý
|
Ìý
|
Ìý
|
Other current assets |
4
|
Ìý
|
Ìý
|
Ìý
|
Total current assets |
561
|
Ìý
|
Ìý
|
Ìý
|
Intergroup interest in the Â鶹app Braves Group |
133
|
Ìý
|
Ìý
|
Ìý
|
Investments in available-for-sale securities and other cost investments |
484
|
525
|
Ìý
|
Ìý
|
Investments in affiliates, accounted for using the equity method |
905
|
$ 923
|
Ìý
|
Ìý
|
Property and equipment, at cost |
160
|
Ìý
|
Ìý
|
Ìý
|
Accumulated depreciation |
(68)
|
Ìý
|
Ìý
|
Ìý
|
Property and equipment, net |
92
|
Ìý
|
Ìý
|
Ìý
|
Other assets |
226
|
Ìý
|
Ìý
|
Ìý
|
Total assets |
2,401
|
Ìý
|
Ìý
|
Ìý
|
Liabilities, Current [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Intergroup payable |
(2)
|
Ìý
|
Ìý
|
Ìý
|
Accounts Payable and accrued liabilities |
21
|
Ìý
|
Ìý
|
Ìý
|
Deferred revenue |
1
|
Ìý
|
Ìý
|
Ìý
|
Other current liabilities |
45
|
Ìý
|
Ìý
|
Ìý
|
Total current liabilities |
65
|
Ìý
|
Ìý
|
Ìý
|
Long-term debt |
1,031
|
Ìý
|
Ìý
|
Ìý
|
Deferred income tax liabilities |
29
|
Ìý
|
Ìý
|
Ìý
|
Other liabilities |
56
|
Ìý
|
Ìý
|
Ìý
|
Total liabilities |
1,181
|
Ìý
|
Ìý
|
Ìý
|
Stockholders' Equity Attributable to Parent [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Stockholders' Equity Attributable to Parent, Total |
1,220
|
Ìý
|
Ìý
|
Ìý
|
Total liabilities and equity |
2,401
|
Ìý
|
Ìý
|
Ìý
|
Â鶹app Media Group | Common Class C |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Stockholders' Equity Attributable to Parent [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Common Stock, Value, Issued |
1
|
Ìý
|
Ìý
|
Ìý
|
Total equity |
1
|
Ìý
|
Ìý
|
Ìý
|
Elimination |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Assets, current |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Intergroup interest in the Â鶹app Braves Group |
(133)
|
Ìý
|
Ìý
|
Ìý
|
Total assets |
(133)
|
Ìý
|
Ìý
|
Ìý
|
Liabilities, Current [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Redeemable intergroup interest |
(133)
|
Ìý
|
Ìý
|
Ìý
|
Total liabilities |
(133)
|
Ìý
|
Ìý
|
Ìý
|
Stockholders' Equity Attributable to Parent [Abstract] |
Ìý
|
Ìý
|
Ìý
|
Ìý
|
Total liabilities and equity |
$ (133)
|
Ìý
|
Ìý
|
Ìý
|