v3.10.0.1

Derivative Instruments (Realized and Unrealized Gains (Losses) on Derivatives) (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Derivative [Line Items] |  |  |
Gain (loss) on derivative instruments, net | $ 1,125.8 | $ (1,052.8) | $ 1,022.3
Cross Currency Interest Rate Contract |  |  |
Derivative [Line Items] |  |  |
Gain (loss) on derivative instruments, net | 905.8 | (1,145.6) | 668.5
ITV Collar |  |  |
Derivative [Line Items] |  |  |
Gain (loss) on derivative instruments, net | 176.7 | 215.0 | 351.5
Sumitomo Collar |  |  |
Derivative [Line Items] |  |  |
Gain (loss) on derivative instruments, net | (11.8) | (77.4) | (25.6)
Lionsgate Forward |  |  |
Derivative [Line Items] |  |  |
Gain (loss) on derivative instruments, net | 30.1 | (11.4) | 10.1
Other Equity Related Derivative Instrument |  |  |
Derivative [Line Items] |  |  |
Gain (loss) on derivative instruments, net | 2.5 | (3.9) | 1.6
Equity-related derivative instruments |  |  |
Derivative [Line Items] |  |  |
Gain (loss) on derivative instruments, net | 197.5 | 122.3 | 337.6
Foreign Exchange Contract |  |  |
Derivative [Line Items] |  |  |
Gain (loss) on derivative instruments, net | 22.7 | (30.2) | 17.0
Other Contract |  |  |
Derivative [Line Items] |  |  |
Gain (loss) on derivative instruments, net | $ (0.2) | $ 0.7 | $ (0.8)

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959 + Details
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