Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2013

Fair Value Disclosures [Abstract]

Summary of Assets and Liabilities Measured at Fair Value

A summary of our assets and liabilities that are measured at fair value on a recurring basis is as follows:

			Fair value measurements at  December 31, 2013 using:
Description	December 31, 2013		Quoted prices in active markets for identical assets (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
	in millions
Assets:
Derivative instruments:
Cross-currency and interest rate derivative contracts	$	769.2	$	—	$	769.2	$	—
Equity-related derivative instruments	430.4		—		—		430.4
Foreign currency forward contracts	2.6		—		2.6		—
Other	2.0		—		2.0		—
Total derivative instruments	1,204.2		—		773.8		430.4
Investments	3,481.8		3,182.4		—		299.4
Total assets	$	4,686.0	$	3,182.4	$	773.8	$	729.8
Liabilities - derivative instruments:
Cross-currency and interest rate derivative contracts	$	2,918.6	$	—	$	2,918.6	$	—
Equity-related derivative instruments	116.9		—		—		116.9
Foreign currency forward contracts	20.2		—		20.2		—
Other	0.8		—		0.8		—
Total liabilities	$	3,056.5	$	—	$	2,939.6	$	116.9

			Fair value measurements  at December 31, 2012 using:
Description	December 31, 2012		Quoted prices in active markets for identical assets (Level 1)		Significant other observable inputs (Level 2)		Significant unobservable inputs (Level 3)
	in millions
Assets:
Derivative instruments:
Cross-currency and interest rate derivative contracts	$	658.4	$	—	$	658.4	$	—
Equity-related derivative instrument	594.6		—		—		594.6
Foreign currency forward contracts	1.1		—		1.1		—
Other	4.3		—		4.3		—
Total derivative instruments	1,258.4		—		663.8		594.6
Investments	947.9		579.7		—		368.2
Total assets	$	2,206.3	$	579.7	$	663.8	$	962.8
Liabilities - derivative instruments:
Cross-currency and interest rate derivative contracts	$	2,699.5	$	—	$	2,699.5	$	—
Equity-related derivative instrument	21.6		—		—		21.6
Foreign currency forward contracts	8.1		—		8.1		—
Other	1.3		—		1.3		—
Total liabilities	$	2,730.5	$	—	$	2,708.9	$	21.6

Schedule of Reconciliation of the Beginning and Ending Balances of Assets and Liabilities Measured at Fair Value Using Significant Unobservable, or Level 3, Inputs

A reconciliation of the beginning and ending balances of our assets and liabilities measured at fair value on a recurring basis using significant unobservable, or Level 3, inputs is as follows:

	Investments			Equity-related derivative instruments			Total
	in millions
Balance of net assets at January 1, 2013	$	368.2		$	573.0		$	941.2
Additions (a)	—			617.8			617.8
Cash settlements of Virgin Media Capped Calls	—			(534.8		)	(534.8		)
Losses included in loss from continuing operations (b):
Realized and unrealized losses on derivative instruments, net	—			(362.3		)	(362.3		)
Realized and unrealized loss due to changes in fair values of certain investments, net	(52.0		)	—			(52.0		)
Foreign currency translation adjustments, dividends and other, net	19.1			19.8			38.9
Reclassification of the Chellomedia Disposal Group to discontinued operations	(35.9		)	—			(35.9		)
Balance of net assets at December 31, 2013	$	299.4		$	313.5		$	612.9

_______________

(a) Amount includes (i) $566.8 million representing the estimated fair value of the Virgin Media Capped Calls on June 7, 2013 and (ii) $51.0 million representing the amount paid to enter into the Ziggo Collar.

(b) Substantially all of these net losses relate to assets and liabilities of our continuing operations that we continue to carry on our consolidated balance sheet as of December 31, 2013.