Commitments and Contingencies (Tables) |
12 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2018 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Commitment And Contingencies [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of minimum annual programming and talent commitments and operating leases | The table below summarizes our minimum annual programming and talent commitments and our minimum annual rental commitments under operating leases for office space, equipment and transponder service agreements. Programming and talent commitments include acquired film and television programming, including broadcast rights to sporting events, such as the Olympics, and other programming commitments, as well as various contracts with creative talent.
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| Schedule of rental expenses charged to operations | The table below presents our rental expense charged to operations.
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| NBCUniversal Media LLC [Member] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Commitment And Contingencies [Line Items] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Schedule of minimum annual programming and talent commitments and operating leases | The table below summarizes our minimum annual programming and talent commitments and our minimum annual rental commitments under operating leases for office space and equipment. Programming and talent commitments include acquired film and television programming, including broadcast rights to sporting events, such as the Olympics, and other programming commitments, as well as various contracts with creative talent.
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| Schedule of rental expenses charged to operations | The table below presents our rental expense charged to operations.
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