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Pension and Other Postretirement Healthcare Benefits - Accumulated Benefit Obligations and Projected Benefit Obligations (Detail) (Successor [Member], Fund Postretirement Benefit, USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
U.S Qualified Plan
Defined Benefit Plan Disclosure [Line Items]
Accumulated benefit obligation	$ 420	$ 392
Projected benefit obligation	(420)	(393)
Market value of plan assets	286	259
Funded status - (under)/over funded	(134)	(134)
The Netherlands Retirement Plan
Defined Benefit Plan Disclosure [Line Items]
Accumulated benefit obligation	117	79
Projected benefit obligation	(137)	(90)
Market value of plan assets	112	91
Funded status - (under)/over funded	$ (25)	$ 1

If aggregate disclosures are presented, the aggregate pension accumulated benefit obligation for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

+ References+ Details

- Definition

If aggregate disclosures are presented, the aggregate fair value of plan assets for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

+ References+ Details

- Definition

If aggregate disclosures are presented, the aggregate projected benefit obligation for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

+ References+ Details