Other Income, Net of Losses (Tables)

6 Months Ended

Jun. 30, 2017

Other Nonoperating Income (Expense) [Abstract]

Schedule of Other Nonoperating Income, by Component [Table Text Block]

	Three months ended June 30,				Six months ended June 30,
($ in millions)	2017		2016		2017		2016
Remarketing fees	$	27	$	25	$	56	$	53
Late charges and other administrative fees	25		22		52		47
Servicing fees	14		18		30		31
Income from equity-method investments	5		5		5		11
Other, net	32		26		75		49
Total other income, net of losses	$	103	$	96	$	218	$	191