Additional Financial Information

12 Months Ended

Dec. 31, 2012

Payables And Accruals [Abstract]

Additional Financial Information

17. Additional Financial Information

Accounts payable and other current liabilities

(IN MILLIONS)	December 31, 2012		December 31, 2011
Trade payables	$	150	$	180
Personnel costs		290		336
Current portion of restructuring liabilities		53		55
Data and professional services		203		167
Interest payable		46		51
Other current liabilities(1)		229		261
Total accounts payable and other current liabilities	$	971	$	1,050

(1) Other includes multiple items, none of which is individually significant.