Regulatory Capital Requirements (Tables)

12 Months Ended

Dec. 31, 2022

Broker-Dealer, Net Capital Requirement, SEC Regulation [Abstract]

Schedule of Capital Amounts and Ratios

First Financial Northwest Bank’s actual capital amounts and ratios at December 31, 2022, and 2021, are presented in the following table.

									To be Well Capitalized
					For Capital Adequacy				Under Prompt Corrective
	Actual				Purposes				Action Provisions
	Amount		Ratio		Amount		Ratio		Amount		Ratio
	(Dollars in thousands)
December 31, 2022:
Total risk-based capital	$	169,755	15.62	%	$	86,942	8.00	%	$	108,678	10.00	%
Tier 1 risk-based capital	156,147		14.37		65,207		6.00		86,942		8.00
Common equity tier 1 capital (“CET1”)	156,147		14.37		48,905		4.50		70,641		6.50
Tier 1 leverage capital	156,147		10.31		60,578		4.00		75,722		5.00
December 31, 2021:
Total risk-based capital	$	160,840	15.48	%	$	83,121	8.00	%	$	103,901	10.00	%
Tier 1 risk-based capital	147,816		14.23		62,340		6.00		83,121		8.00
Common equity tier 1 capital (“CET1”)	147,816		14.23		46,755		4.50		67,536		6.50
Tier 1 leverage capital	147,816		10.34		57,191		4.00		71,489		5.00