Condensed Financial Information (Parent Only) (Details - Condensed Balance Sheet) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Condensed Financial Statements, Captions [Line Items]
Cash and equivalents	$ 750	$ 2,333	$ 931
Property and equipment, net	339	281
Other assets	1,370	942
Assets	61,416	65,003
Corporate debt	1,410	1,409
Other liabilities	1,115	654
Total liabilities	54,873	58,441
Total shareholders’ equity	6,543	6,562	6,931	$ 6,272
Total liabilities and shareholders’ equity	61,416	65,003
Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Cash and equivalents	614	340	$ 493	$ 416
Property and equipment, net	215	169
Investment in consolidated subsidiaries	7,578	7,722
Receivable from subsidiaries	29	24
Other assets	356	175
Assets	8,792	8,430
Corporate debt	1,410	1,409
Other liabilities	839	459
Total liabilities	2,249	1,868
Total shareholders’ equity	6,543	6,562
Total liabilities and shareholders’ equity	8,792	8,430
E TRADE Bank [Member]
Condensed Financial Statements, Captions [Line Items]
Investment in consolidated subsidiaries	$ 3,500	$ 3,600