Repossessed Assets (Tables)
 12 Months Ended
Dec. 31, 2015
Repossessed Assets [Abstract]  
Schedule of Repossessed Assets
Repossessed assets include the following. 
 
December 31,
 
2015
 
2014
 
(Dollars in millions)
One-to-four family properties
$
12

 
$
18

Commercial properties
5

 
1

Total repossessed assets
$
17

 
$
19
Schedule of Activity in Repossessed Assets
The following schedule provides the activity for repossessed assets.
 
For the Years Ended December 31,
 
2015
 
2014
 
2013
 
(Dollars in millions)
Beginning balance
$
19

 
$
37

 
$
121

Additions/transfers in
42

 
40

 
78

Disposals
(27
)
 
(46
)
 
(116
)
Write-down and other changes
(10
)
 
(10
)
 
(11
)
Transfers out
(7
)
 
(2
)
 
(35
)
Ending balance
$
17

 
$
19

 
$
37