XML 54 R38.htm IDEA: XBRL DOCUMENT v3.24.0.1
Accounts Receivable (Tables)
 12 Months Ended
Dec. 31, 2023
Receivables [Abstract]  
Accounts receivable
In millionsAs at December 31,20232022
Freight$1,051 $1,142 
Non-freight274 244 
Gross accounts receivable1,325 1,386 
Allowance for credit losses
(25)(15)
Net accounts receivable$1,300 $1,371