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Bank Premises and Equipment (Tables)
9 Months Ended
Sep. 30, 2020
Property, Plant and Equipment [Abstract]  
Summary of Bank Premises and Equipment
The following table provides a summary of bank premises and equipment as of:
($ in millions)September 30,
2020
December 31,
2019
Land and improvements(a)
$626 639 
Buildings(a)
1,587 1,575 
Equipment2,254 2,126 
Leasehold improvements450 432 
Construction in progress(a)
140 85 
Bank premises and equipment held for sale:
Land and improvements27 
Buildings17 18 
Equipment1 
Accumulated depreciation and amortization(3,012)(2,889)
Total bank premises and equipment$2,090 1,995 
(a)At September 30, 2020 and December 31, 2019, land and improvements, buildings and construction in progress included $54 and $51, respectively, associated with parcels of undeveloped land intended for future branch expansion.