Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2011

Future Annual Minimum Rental Commitments, Net of Contractual Subleases

Future annual minimum rental commitments under these leases, net of contractual subleases, at December 31, 2011, are as follows:

	Operating
	Leases		Subleases		Net
2012	$	116	$	30	$	86
2013		96		26		70
2014		83		24		59
2015		72		24		48
2016		64		24		40
Thereafter		139		18		121
Total	$	570	$	146	$	424

Purchase Obligations

At December 31, 2011, the Company has purchase obligations as follows:

2012	$	118
2013		48
2014		33
2015		27
2016		6
Thereafter		1
Total	$	233