FFNW First Financial Northwest

Document and Entity Information

Document and Entity InformationJan. 28, 2021
Cover [Abstract]
Document Type8-K
Amendment Flagfalse
Document Period End DateJan. 28,
Entity Registrant NameFirst Financial Northwest, Inc.
Entity Incorporation, State or Country CodeWA
Entity File Number001-33652
Entity Tax Identification Number26-0610707
Entity Address, Address Line One201 Wells Avenue South
Entity Address, City or TownRenton
Entity Address, State or ProvinceWA
Entity Address, Postal Zip Code98057
City Area Code425
Local Phone Number255-4400
Written Communicationsfalse
Soliciting Materialfalse
Pre-commencement Tender Offerfalse
Pre-commencement Issuer Tender Offerfalse
Entity Emerging Growth Companyfalse
Entity Central Index Key0001401564
Title of 12(b) SecurityCommon Stock, par value $0.01 per share
Trading SymbolFFNW
Security Exchange NameNASDAQ