Commitments and Contingencies Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2011

Commitments and Contingencies [Abstract]

Current and long-term warranty accruals

A summary of the current and long-term warranty accruals follows:

	2011			2010			2009
Balance at January 1	$	153		$	147		$	165
Provision	98			99			77
Settled	(94		)	(91		)	(98		)
Other	1			(2		)	3
Balance at December 31	$	158		$	153		$	147

Future minimum rental commitments for noncancelable operating leases

A summary of minimum rental commitments at December 31, 2011 under noncancelable operating leases, which expire at various dates and in most cases contain renewal options, for each of the next five years and thereafter in the aggregate, follow:

2012	$	146
2013	122
2014	88
2015	64
2016	51
Thereafter	79
Total noncancelable lease commitments	$	550

Rental expense

A summary of rental expense follows:

2011	$	194
2010	172
2009	177