XML 36 R17.htm IDEA: XBRL DOCUMENT v2.4.0.6
Supplemental Cash Flow
 3 Months Ended
Mar. 31, 2013
Supplemental Cash Flow [Abstract]  
Supplemental Cash Flow
Supplemental Cash Flow Data
Change in operating capital for the three months ended March 31, 2013 and 2012 were (in millions):
 
2013
 
2012
 
 
 
 
 
 
 
 
(Increase) decrease in accounts receivable
$
544.3

 
$
796.5

(Increase) decrease in work in process and other current assets
(221.6
)
 
(163.6
)
Increase (decrease) in accounts payable
(886.9
)
 
(932.2
)
Increase (decrease) in customer advances and other current liabilities
58.9

 
10.9

Change in other assets and liabilities, net
(6.5
)
 
(22.6
)
 
 
 
 
 
 
 
 
 
$
(511.8
)
 
$
(311.0
)
 
 
 
 
 
 
 
 
Income taxes paid
$
108.7

 
$
123.0

 
 
 
 
Interest paid
$
40.8

 
$
41.1