Warranty Obligations (Tables)

6 Months Ended

Jun. 30, 2013

Product Warranties Disclosures [Abstract]

Changes in Warranty Liabilities

Changes in warranty liabilities — 

	Three Months Ended June 30,						Six Months Ended June 30,
	2013			2012			2013			2012
Balance, beginning of period	$	63		$	77		$	66		$	72
Amounts accrued for current period sales	7			6			13			15
Adjustments of prior accrual estimates				2						3
Settlements of warranty claims	(10		)	(7		)	(19		)	(13		)
Currency impact	(1		)	(1		)	(1		)
Balance, end of period	$	59		$	77		$	59		$	77