Note 2 - Cash, Cash Equivalents and Restricted Cash (Tables)

3 Months Ended

Mar. 31, 2021

Cash And Cash Equivalents [Abstract]

Schedule of Reconciliation of Cash, Cash Equivalents and Restricted Cash

The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the Consolidated Statement of Financial Position that sums to the total of such amounts shown in the Statement of Cash Flows:

	March 31,		December 31,
(in millions)	2021		2020
Cash and cash equivalents	$	401	$	196
Restricted cash reported in Other current assets		7		7
Restricted cash		69		53
Total cash, cash equivalents and restricted cash shown in    the Statement of Cash Flows	$	477	$	256