Bank Premises and Equipment (Tables)

12 Months Ended

Dec. 31, 2023

Property, Plant and Equipment [Abstract]

Summary of Bank Premises and Equipment

The following table provides a summary of bank premises and equipment as of December 31:

($ in millions)	Estimated Useful Life			2023		2022
Equipment	1	-	20 years	$	2,578	2,492
Buildings(a)	1	-	30 years	1,742		1,699
Leasehold improvements	1	-	30 years	685		568
Land and improvements(a)				618		640
Construction in progress(a)				180		124
Bank premises and equipment held for sale:
Land and improvements				15		17
Buildings				4		7
Accumulated depreciation and amortization				(3,473)		(3,360)
Total bank premises and equipment				$	2,349	2,187

(a)Buildings, land and improvements and construction in progress included $9 and $27 associated with parcels of undeveloped land intended for future branch expansion at December 31, 2023 and 2022, respectively.