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Significant Transactions (Allocation of Purchase Price) (Details) - Oct. 09, 2018 - Sky Limited [Member] $ in Millions, £ in Billions | USD ($) | GBP (£)
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Business Acquisition [Line Items] |  |
Consideration transferred | $ 39,400 | £ 30.2
Cash | 1,283 |
Accounts receivable and other current assets | 2,359 |
Film and television costs | 2,512 |
Property and equipment | 4,127 |
Intangible assets | 19,539 |
Accounts payable, accrued liabilities and other current liabilities | (5,885) |
Long-term debt | (11,468) |
Deferred tax assets (liabilities), net | (2,974) |
Other noncurrent assets and (liabilities), net | (1,398) |
Fair value of identifiable net assets acquired | 8,095 |
Goodwill, Acquired During Period | $ 31,292 |

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