Short-Term Borrowings (Tables)

12 Months Ended

Dec. 31, 2018

Short-term Debt [Line Items]

Summary Of Short-Term Borrowings

(Dollar amounts in millions)	2018			2017			2016
Federal Home Loan Bank advances
Average amount outstanding	$	2,971		$	2,657		$	37
Average rate	2.01		%	1.13		%	0.59		%
Highest month-end balance	$	5,400		$	3,750		$	750
Year-end balance	4,500			3,600			500
Average rate on outstandings at year-end	2.61		%	1.44		%	0.75		%
Other short-term borrowings, year-end balances
Federal funds purchased	$	541		$	927		$	106
Security repurchase agreements	527			354			196
Securities sold, not yet purchased	85			95			25
Total Federal Home Loan Bank advances and other short-term borrowings	$	5,653		$	4,976		$	827