Regulatory Capital (Tables)

12 Months Ended

Dec. 31, 2022

Regulatory Capital Disclosure [Abstract]

Schedule of Compliance with Regulatory Capital

The following table summarizes regulatory capital information at December 31, 2022 and 2021 for Synovus and Synovus Bank.

	Actual Capital						Minimum Requirement For Capital Adequacy(1)						To Be Well-Capitalized Under Prompt Corrective Action Provisions(2)
(dollars in thousands)	2022			2021			2022			2021			2022			2021
Synovus Financial Corp.
CET1 capital	$	4,926,194		$	4,388,618		$	2,302,824		$	2,079,435		N/A			N/A
Tier 1 risk-based capital	5,463,339			4,925,763			3,070,432			2,772,581			N/A			N/A
Total risk-based capital	6,415,681			5,827,196			4,093,909			3,696,774			N/A			N/A
CET1 capital ratio	9.63		%	9.50		%	4.50		%	4.50		%	N/A			N/A
Tier 1 risk-based capital ratio	10.68			10.66			6.00			6.00			N/A			N/A
Total risk-based capital ratio	12.54			12.61			8.00			8.00			N/A			N/A
Leverage ratio	9.07			8.72			4.00			4.00			N/A			N/A
Synovus Bank
CET1 capital	$	5,446,703		$	4,998,698		$	2,300,126		$	2,076,515		$	3,322,404		$	2,999,410
Tier 1 risk-based capital	5,446,703			4,998,698			3,066,835			2,768,686			4,089,113			3,691,581
Total risk-based capital	6,079,152			5,587,757			4,089,113			3,691,581			5,111,391			4,614,477
CET1 capital ratio	10.66		%	10.83		%	4.50		%	4.50		%	6.50		%	6.50		%
Tier 1 risk-based capital ratio	10.66			10.83			6.00			6.00			8.00			8.00
Total risk-based capital ratio	11.89			12.11			8.00			8.00			10.00			10.00
Leverage ratio	9.06			8.86			4.00			4.00			5.00			5.00

(1)    The additional capital conservation buffer in effect is 2.5%.

(2)    The prompt corrective action provisions are applicable at the bank level only.