IMPAIRMENTS (Tables)

12 Months Ended

Dec. 31, 2016

IMPAIRMENTS

Assets measured at fair value on a nonrecurring basis

			Fair Value Measurements Using
	Carrying Value Year Ended December 31, 2016								Impairment Losses Year ended December 31, 2016
(US$ in millions)			Level 1		Level 2		Level 3
Property, plant and equipment	$	7	$	—	$	—	$	7	$	(9	)
Intangibles	$	—	$	—	$	—	$	—	$	(12	)
Investment in affiliates and other investments	$	13	$	—	$	—	$	13	$	(59	)

			Fair Value Measurements Using
	Carrying Value Year Ended December 31, 2015								Impairment Losses Year ended December 31, 2015
(US$ in millions)			Level 1		Level 2		Level 3
Property, plant and equipment	$	12	$	—	$	—	$	12	$	(15	)
Goodwill (see Note 7)	$	—	$	—	$	—	$	—	$	(13	)
Investments in affiliates	$	3	$	—	$	—	$	3	$	(14	)

			Fair Value Measurements Using
	Carrying Value Year Ended December 31, 2014								Impairment Losses Year ended December 31, 2014
(US$ in millions)			Level 1		Level 2		Level 3
Non-current assets held for sale	$	33	$	—	$	—	$	33	$	(13	)
Investment in affiliates	$	17	$	—	$	—	$	17	$	(5	)
Property, plant and equipment	$	165	$	—	$	—	$	165	$	(103	)