Consolidated Statement of Cash Flows (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018		Jun. 30, 2018	Dec. 31, 2017
Statement of Cash Flows [Abstract]
Cash and cash equivalents per Consolidated Balance Sheets	$ 66	$ 102		$ 185	$ 196
Restricted cash included in Other assets per Consolidated Balance Sheets	97	93	[1]	95	100	[1]
Total Cash, cash equivalents and restricted cash	$ 163	$ 195		$ 280	$ 296

[1] Represents cash deposited with Amex Bank of Canada relating to the purchase of Card Member receivables and the collateralized loan arrangement for transfer of Card Member loans