Customer Deposits (Tables)

12 Months Ended

Dec. 31, 2020

Deposits [Abstract]

Schedule of customer deposits [Table Text Block]

Customer deposits consisted of the following:

	December 31,
	2020		2019
	(in millions)
Fixed rate certificates	$	6,341	$	7,032
Stock market certificates	389		456
Stock market embedded derivative	8		7
Other	22		27
Less: accrued interest classified in other liabilities	(10)		(21)
Total investment certificate reserves	6,750		7,501
Banking and brokerage deposits	10,891		6,929
Total	$	17,641	$	14,430