Quarterly Financial Statements (unaudited) Quarterly Financial Statements (unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Statements (unaudited) [Abstract]

Quarterly Financial Information [Table Text Block]

($ in millions)	First quarter		Second quarter			Third quarter			Fourth quarter
2016
Net financing revenue and other interest income	$	951	$	984		$	996		$	976
Other revenue	376		374			388			392
Total net revenue	1,327		1,358			1,384			1,368
Provision for loan losses	220		172			258			267
Total noninterest expense	710		773			735			721
Income from continuing operations before income tax expense	397		413			391			380
Income tax expense from continuing operations	150		56			130			134
Net income from continuing operations	247		357			261			246
Income (loss) from discontinued operations, net of tax	3		3			(52		)	2
Net income	$	250	$	360		$	209		$	248
Basic earnings per common share
Net income from continuing operations	$	0.48	$	0.70		$	0.54		$	0.52
Net income	0.49		0.71			0.43			0.53
Diluted earnings per common share
Net income from continuing operations	$	0.48	$	0.70		$	0.54		$	0.52
Net income	0.49		0.71			0.43			0.52
Cash dividends per common share	$	—	$	—		$	0.08		$	0.08
2015
Net financing revenue and other interest income	$	850	$	916		$	970		$	983
Other revenue	243		211			332			356
Total net revenue	1,093		1,127			1,302			1,339
Provision for loan losses	116		140			211			240
Total noninterest expense	695		724			674			668
Income from continuing operations before income tax expense	282		263			417			431
Income tax expense from continuing operations	103		94			144			155
Net income from continuing operations	179		169			273			276
Income (loss) from discontinued operations, net of tax	397		13			(5		)	(13		)
Net income	$	576	$	182		$	268		$	263
Basic earnings per common share
Net income (loss) from continuing operations	$	0.23	$	(2.24	)	$	0.49		$	(1.94	)
Net income (loss)	1.06		(2.22		)	0.48			(1.97		)
Diluted earnings per common share
Net income (loss) from continuing operations	$	0.23	$	(2.24	)	$	0.49		$	(1.94	)
Net income (loss)	1.06		(2.22		)	0.47			(1.97		)