星空传媒

Quarterly report pursuant to Section 13 or 15(d)

Commitments And Contingencies (Detail)

Commitments And Contingencies (Detail) (USD $)	6 Months Ended	24 Months Ended	6 Months Ended				12 Months Ended		6 Months Ended
Commitments And Contingencies (Detail) (USD $)	Jun. 30, 2012 Koolyanobbing Rail Upgrade [Member]	Dec. 31, 2014 Koolyanobbing Rail Upgrade [Member] Subsequent Event [Member]	Jun. 30, 2012 Bloom Lake [Member]	Dec. 31, 2012 Bloom Lake [Member] Subsequent Event [Member]	Jun. 30, 2012 Empire And Tilden [Member]	Dec. 31, 2012 Empire And Tilden [Member] Subsequent Event [Member]	Dec. 31, 2013 Empire And Tilden [Member] Subsequent Event [Member]	Jun. 30, 2012 Empire [Member] ton	Jun. 30, 2012 Tilden [Member] ton
Related Party Transaction [Line Items]	听	听	听	听	听	听	听	听	听
Capital investment required	听	听	$ 1,300,000,000	听	听	听	听	听	听
Capital investment committed	33,000,000	听	819,000,000	听	203,000,000	听	听	听	听
Capital Expenditures related to commitment	17,000,000	听	369,000,000	听	169,000,000	听	听	听	听
Capital investment, future payments	听	16,000,000	听	450,000,000	听	32,000,000	2,000,000	听	听
Capital investment commitment	听	听	听	听	$ 245,000,000	听	听	听	听
Gross post-project production capacity, metric tons annually	听	听	听	听	听	听	听	3,000,000	听
Increase in production capacity, metric tons annually	听	听	听	听	听	听	听	听	2,000,000

The cash outflow for acquisition of or capital improvements of property, plant and equipment, used to produce goods or deliver services, and not otherwise defined in the taxonomy.

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