Other Liabilities and Deferred Credits (Tables)

12 Months Ended

Dec. 31, 2017

Other liabilities and deferred credits

Other liabilities and deferred credits

In millions		December 31,		2017		2016
Personal injury and other claims provisions (Note 16) (1)			$	234	$	225
Stock-based compensation liability (Note 14) (1)				26		35
Environmental provisions (Note 16) (1)				21		36
Deferred credits and other				309		297
Total other liabilities and deferred credits			$	590	$	593
(1)	See Note 9 – Accounts payable and other for the related current portion.