XML 70 R18.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
OTHER LIABILITIES (Tables)
12 Months Ended
Dec. 31, 2019
OTHER LIABILITIES  
Schedule of other liabilities

December 31 (millions of dollars)

    

2019

    

2018

Regulatory liabilities

 

29

 

27

Other liabilities

 

7

 

2

 

36

 

29