Other Non-Current Assets

12 Months Ended

Dec. 31, 2011

Other Non-Current Assets [Abstract]

Other Non-Current Assets

10.     Other Non-Current Assets

Other non-current assets consisted of:

(in $ millions)	December 31, 2011		December 31, 2010
Development advances		100		113
Deferred financing costs		98		37
Pension assets		7		17
Derivative assets		—		5
Other		32		32
		237		204