XML 98 R103.htm IDEA: XBRL DOCUMENT v2.4.0.6
Accumulated Other Comprehensive Income (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Accumulated net unrealized gains on translation of net investment in foreign operations      
Balance, beginning of year $ 759 $ 742 $ 343
Net unrealized (losses) gains (171) 20 399
Repurchase of shares under normal course issuer bid [note 19] (41) (3)  
Balance, end of year 547 759 742
Accumulated net unrealized gains (losses) on cash flow hedges      
Balance, beginning of year 40 (13) (113)
Net unrealized (losses) gains (41) 80 41
Reclassification of net (gains) losses on cash flow hedges to net income (loss) (22) (27) 59
Balance, end of year (23) 40 (13)
Accumulated net unrealized gains on available-for-sale investments      
Balance, beginning of year 11 0 0
Net unrealized (losses) gains (6) 11  
Balance, end of year 5 11 0
Accumulated net unrealized losses on other long-term liabilities      
Balance, beginning of year (58) (44) (59)
Net unrealized (losses) gains (49) (14) 15
Balance, end of year (107) (58) (44)
Total accumulated other comprehensive income $ 422 $ 752 $ 685