CONSOLIDATED STATEMENT OF CASH FLOWS (UNAUDITED) (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2018		Dec. 31, 2017	Jun. 30, 2017		Dec. 31, 2016
Statement of Cash Flows [Abstract]
Cash and due from banks	$ 1,340		$ 1,115	$ 992
Restricted cash included in interest bearing deposits with banks	2,519		2,929	3,208
Total cash, due from banks and restricted cash	$ 3,859	[1]	$ 4,044	$ 4,200	[1]	$ 4,374

[1] The following table provides a reconciliation of the total amount of cash, cash equivalents and restricted cash disaggregated by the line items in which they appear within the consolidated balance sheet: At June 30, 2018, total cash due from banks and restricted cash of $3,859 million included cash and due from banks of $1,340 million and restricted cash included in interest bearing deposits with banks of $2,519 million. At June 30, 2017, total cash due from banks and restricted cash of $4,200 million included cash and due from banks of $992 million and restricted cash included in interest bearing deposits with banks of $3,208 million.