XML 96 R35.htm IDEA: XBRL DOCUMENT v2.4.0.6
Debt (Tables)
12 Months Ended
Dec. 31, 2012
Debt Disclosure [Abstract]  
Long-term Debt
Long-term debt
 
Due Date
 
2012
 
2011
 
2010
1.35% Senior Notes
2017
 
$
699,091

 
 
 
 
3.125% Senior Notes
2014
 
499,912

 
$
499,867

 
$
499,822

4.00% Senior Notes
2042
 
298,493

 
 
 
 
7.375% Debentures
2027
 
129,060

 
129,056

 
129,053

7.45% Debentures
2097
 
3,500

 
3,500

 
3,500

2.00% to 2.02% Promissory Notes
Through 2023
 
2,109

 
6,808

 
15,951

 
 
 
$
1,632,165

 
$
639,231

 
$
648,326