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Other liabilities and deferred credits
12 Months Ended
Dec. 31, 2014
Notes To Financial Statements [Abstract]  
Other liabilities and deferred credits [Text Block]

11Other liabilities and deferred credits

In millionsDecember 31,  2014   2013
Personal injury and other claims provisions, net of current portion (Note 16) $250 $271
Stock-based compensation liability, net of current portion (Note 14)  91  240
Environmental provisions, net of current portion (Note 16)  69  78
Deferred credits and other  294  226
Total other liabilities and deferred credits $ 704 $ 815