Quarterly Earnings Summary (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2018

Quarterly Earnings Summary (Unaudited) [Abstract]

Quarterly Financial Information

TABLE 26.1

Dollars in millions, except per share data
Quarter Ended 2018	Dec. 31		Sept. 30		June 30		Mar. 31
Total interest income	$	305	$	298	$	294	$	273
Total interest expense	73		63		55		47
Net interest income	232		235		239		226
Provision for credit losses	15		16		16		14
Total non-interest income	68		75		65		68
Total non-interest expense	170		171		183		171
Net income	100		101		85		87
Net income available to common stockholders	98		99		83		85
Per Common Share
Basic earnings per share	$	0.30	$	0.30	$	0.26	$	0.26
Diluted earnings per share	0.30		0.30		0.26		0.26
Cash dividends declared	0.12		0.12		0.12		0.12
Quarter Ended 2017
Total interest income	$	271	$	263	$	251	$	195
Total interest expense	41		38		33		22
Net interest income	230		225		218		173
Provision for credit losses	16		17		17		11
Net securities gains	—		3		—		3
Other non-interest income	65		63		66		52
Total non-interest expense	166		164		164		187
Net income	24		78		74		23
Net income available to common stockholders	22		76		72		21
Per Common Share
Basic earnings per share	$	0.07	$	0.23	$	0.22	$	0.09
Diluted earnings per share	0.07		0.23		0.22		0.09
Cash dividends declared	0.12		0.12		0.12		0.12