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SUPPLEMENTAL CASH FLOW INFORMATION
12 Months Ended
Sep. 30, 2012
Supplemental Cash Flow Information [Abstract]  
SUPPLEMENTAL CASH FLOW INFORMATION
SUPPLEMENTAL CASH FLOW INFORMATION
 
Years Ended September 30,
 
2012
 
2011
 
2010
Cash paid during the period for:
 
 
 
 
 
Domestic and foreign income taxes
$
49,636

 
$
55,062

 
$
65,024

Interest, net of amounts capitalized
$
1,849

 
$
3,003

 
$
1,656

Non-cash activities:
 
 
 
 
 
Increase (decrease) in accounts payable and accrued liabilities related to capital expenditures
$
(56,965
)
 
$
77,164

 
$
10,616