Premises and Equipment (Tables)
12 Months Ended
Dec. 31, 2015
Property, Plant and Equipment [Abstract]  
Premises and Equipment
Premises and equipment balances and estimated useful lives are as follows. 
 
Estimated
Useful Lives
 
December 31,
 
2015
 
2014
 
 
 
(Dollars in millions)
Land
—
 
$
58

 
$
66

Office buildings
7 — 31.5 years
 
149

 
144

Computer hardware and software
3 — 7 years
 
214

 
180

Furniture, fixtures and equipment
3 — 7 years
 
61

 
67

Total
 
 
482

 
457

Less accumulated depreciation
 
 
(232
)
 
(219
)
Premises and equipment, net
 
 
$
250

 
$
238

Schedule of Future Minimum Lease Payments for Operating Leases
The following outlines the Company’s minimum contractual lease obligations. 
 
December 31, 2015
 
(Dollars in millions)
2016
$
4

2017
3

2018
2

2019
1

2020
1

Thereafter
1

Total
$
12