Dividend Availability and Regulatory Matters Dividend Availability and Regulatory Matters (Tables)

12 Months Ended

Dec. 31, 2025

Dividend Availability and Regulatory Matters [Abstract]

Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations

The following tables present actual capital amounts and ratios for the Company and the Bank, along with the minimum levels required to be considered "well capitalized" as of the dates indicated:

				Well Capitalized Minimum
	Actual			Requirement			Capital Conservation
	Balance		Ratio	Balance		Ratio	Buffer Requirement
	(Dollars in thousands)
December 31, 2025
Tier I leverage capital (to average assets):
Banc of California, Inc.	$	3,331,161	9.99%	$	—	N/A	N/A
Banc of California	$	3,543,771	10.65%	$	1,663,677	5.00%	N/A
CET1 capital (to risk-weighted assets):
Banc of California, Inc.	$	2,701,645	10.01%	$	—	N/A	7.00%
Banc of California	$	3,543,771	13.15%	$	1,751,120	6.50%	7.00%
Tier I capital (to risk-weighted assets)
Banc of California, Inc.	$	3,331,161	12.34%	$	1,619,857	6.00%	8.50%
Banc of California	$	3,543,771	13.15%	$	2,155,225	8.00%	8.50%
Total capital (to risk-weighted assets):
Banc of California, Inc.	$	4,403,973	16.31%	$	2,699,762	10.00%	10.50%
Banc of California	$	4,206,727	15.61%	$	2,694,031	10.00%	10.50%

				Well Capitalized Minimum
	Actual			Requirement			Capital Conservation
	Balance		Ratio	Balance		Ratio	Buffer Requirement
	(Dollars in thousands)
December 31, 2024
Tier I leverage capital (to average assets):
Banc of California, Inc.	$	3,369,457	10.15%	$	—	N/A	N/A
Banc of California	$	3,671,545	11.08%	$	1,656,718	5.00%	N/A
CET1 capital (to risk-weighted assets):
Banc of California, Inc.	$	2,739,941	10.55%	$	—	N/A	7.00%
Banc of California	$	3,671,545	14.17%	$	1,684,283	6.50%	7.00%
Tier I capital (to risk-weighted assets)
Banc of California, Inc.	$	3,369,457	12.97%	$	1,558,601	6.00%	8.50%
Banc of California	$	3,671,545	14.17%	$	2,072,963	8.00%	8.50%
Total capital (to risk-weighted assets):
Banc of California, Inc.	$	4,427,860	17.05%	$	2,597,668	10.00%	10.50%
Banc of California	$	4,315,098	16.65%	$	2,591,204	10.00%	10.50%