Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

Intangible assets consisted of the following:

At December 31,	2015		2014
	(in millions)
Mortgage servicing rights	$	140	$	159
Purchased credit card relationships	41		47
Total intangible assets	$	181	$	206

Fair Value of Residential MSRs

The following table summarizes the critical assumptions used to calculate the fair value of MSRs:

At December 31,	2015		2014
Annualized constant prepayment rate ("CPR")	13.8	%	15.9	%
Constant discount rate	12.6	%	14.1	%
Weighted average life (in years)	4.5		4.1

Residential MSRs Activity

The following table summarizes MSRs activity:

Year Ended December 31,	2015			2014
	(in millions)
Fair value of MSRs:
Beginning balance	$	159		$	227
Changes in fair value due to changes in valuation model inputs or assumptions	1			(38		)
Reductions related to customer payments	(20		)	(30		)
Ending balance	$	140		$	159