星空传媒 Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Narrative) (Details)

DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Narrative) (Details) (USD $) In Millions, unless otherwise specified										3 Months Ended		9 Months Ended				3 Months Ended		9 Months Ended
	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2013 Australian Dollar Foreign Exchange Contract Hedge Designation [Member] Designated as Hedging Instrument [Member]	Dec. 31, 2012 Australian Dollar Foreign Exchange Contract Hedge Designation [Member] Designated as Hedging Instrument [Member]	Sep. 30, 2013 Australian Dollar Foreign Exchange Contract Hedge Designation [Member] Designated as Hedging Instrument [Member] Accumulated Other Comprehensive Income (Loss) [Member]	Sep. 30, 2013 Canadian Dollar Foreign Exchange Contracts Hedge Designation [Member] Designated as Hedging Instrument [Member]	Dec. 31, 2012 Canadian Dollar Foreign Exchange Contracts Hedge Designation [Member] Designated as Hedging Instrument [Member]	Sep. 30, 2013 Canadian Dollar Foreign Exchange Contracts Hedge Designation [Member] Designated as Hedging Instrument [Member] Accumulated Other Comprehensive Income (Loss) [Member]	Sep. 30, 2013 Interest Rate Swap [Member] Designated as Hedging Instrument [Member]	Sep. 30, 2013 Customer Supply Agreement [Member] Not Designated as Hedging Instrument [Member] Product Revenues [Member]	Sep. 30, 2012 Customer Supply Agreement [Member] Not Designated as Hedging Instrument [Member] Product Revenues [Member]	Sep. 30, 2013 Customer Supply Agreement [Member] Not Designated as Hedging Instrument [Member] Product Revenues [Member]	Sep. 30, 2012 Customer Supply Agreement [Member] Not Designated as Hedging Instrument [Member] Product Revenues [Member]	Sep. 30, 2013 Customer Supply Agreement [Member] Not Designated as Hedging Instrument [Member] Derivative Financial Instruments, Assets [Member]	Dec. 31, 2012 Customer Supply Agreement [Member] Not Designated as Hedging Instrument [Member] Derivative Financial Instruments, Assets [Member]	Sep. 30, 2013 Provisional Pricing Arrangements [Member] Not Designated as Hedging Instrument [Member] U.S. Iron Ore, Eastern Canadian Iron Ore And Asia Pacific Iron Ore [Member] Product Revenues [Member]	Sep. 30, 2012 Provisional Pricing Arrangements [Member] Not Designated as Hedging Instrument [Member] U.S. Iron Ore, Eastern Canadian Iron Ore And Asia Pacific Iron Ore [Member] Product Revenues [Member]	Sep. 30, 2013 Provisional Pricing Arrangements [Member] Not Designated as Hedging Instrument [Member] U.S. Iron Ore, Eastern Canadian Iron Ore And Asia Pacific Iron Ore [Member] Product Revenues [Member]	Sep. 30, 2012 Provisional Pricing Arrangements [Member] Not Designated as Hedging Instrument [Member] U.S. Iron Ore, Eastern Canadian Iron Ore And Asia Pacific Iron Ore [Member] Product Revenues [Member]	Sep. 30, 2013 Provisional Pricing Arrangements [Member] Not Designated as Hedging Instrument [Member] U.S. Iron Ore, Eastern Canadian Iron Ore And Asia Pacific Iron Ore [Member] Derivative Financial Instruments, Assets [Member]	Sep. 30, 2013 Provisional Pricing Arrangements [Member] Not Designated as Hedging Instrument [Member] U.S. Iron Ore, Eastern Canadian Iron Ore And Asia Pacific Iron Ore [Member] Derivative Financial Instruments, Liabilities [Member]	Dec. 31, 2012 Provisional Pricing Arrangements [Member] Not Designated as Hedging Instrument [Member] U.S. Iron Ore and Eastern Canadian Iron Ore [Member] Derivative Financial Instruments, Assets [Member]	Dec. 31, 2012 Provisional Pricing Arrangements [Member] Not Designated as Hedging Instrument [Member] U.S. Iron Ore and Eastern Canadian Iron Ore [Member] Derivative Financial Instruments, Liabilities [Member]
Derivative [Line Items]	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听
Derivative, Notional Amount	听	听	$ 333.0	$ 400.0	听	$ 453.5	$ 630.4	听	$ 250.0	听	听	听	听	听	听	听	听	听	听	听	听	听	听
Amount that will be reclassified to product revenues in the next 12 months upon settlement of the related contracts	听	听	听	听	(13.4)	听	听	1.0	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听
Amount of gain/(loss) recognized in income on derivative	听	听	听	听	听	听	听	听	听	53.9	49.8	113.4	131.8	听	听	24.3	(8.1)	(6.8)	(10.3)	听	听	听	听
Derivative assets	72.7	78.6	听	听	听	听	听	听	听	听	听	听	听	62.1	58.9	听	听	听	听	4.6	听	3.5	听
Derivative liabilities	$ 36.1	$ 13.2	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听	听	$ 11.4	听	$ 11.3

- Definition

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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- Definition

Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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