Selected Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2014

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information

The following table presents a quarterly summary of selected financial information.

	2014										2013
	Fourth		Third			Second			First		Fourth			Third		Second		First
	(in millions)
Net interest income	$	569	$	543		$	673		$	519	$	526		$	492	$	518	$	505
Provision for credit losses	64		23			85			16		51			54		67		21
Net interest income after provision for credit losses	505		520			588			503		475			438		451		484
Other revenues	459		386			261			500		267			432		566		592
Operating expenses	864		934			876			750		1,519			834		766		768
Income (loss) before income tax	100		(28		)	(27		)	253		(777		)	36		251		308
Income tax expense (benefit)	30		(29		)	(206		)	149		(72		)	32		71		125
Net income (loss)	$	70	$	1		$	179		$	104	$	(705	)	$	4	$	180	$	183