Bank Premises and Equipment (Tables)

12 Months Ended

Dec. 31, 2021

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			2021		2020
Equipment	2	-	20 years	$	2,392	2,302
Buildings(a)	1	-	30 years	1,668		1,612
Land and improvements(a)				645		636
Leasehold improvements	1	-	30 years	517		467
Construction in progress(a)				84		108
Bank premises and equipment held for sale:
Land and improvements				18		27
Buildings				6		8
Accumulated depreciation and amortization				(3,210)		(3,072)
Total bank premises and equipment				$	2,120	2,088

(a)At December 31, 2021 and 2020, land and improvements, buildings and construction in progress included $39 and $46, respectively, associated with parcels of undeveloped land intended for future branch expansion.