General General (Tables)

6 Months Ended

Jun. 30, 2019

Cash and Cash Equivalents [Abstract]

Schedule of Cash and Cash Equivalents [Table Text Block]

The following table provides a reconciliation of cash and restricted cash reported within the Consolidated balance sheets that total to the amounts shown in the Consolidated statements of cash flows:

	June 30		December 31
(in millions of U.S. dollars)	2019		2018
Cash	$	1,270	$	1,247
Restricted cash	98		93
Total cash and restricted cash shown in the Consolidated statements of cash flows	$	1,368	$	1,340