Summary of Significant Accounting Policies (Details)	12 Months Ended
	Dec. 31, 2022 USD ($) location
Accounting Policies [Line Items]
Number Of Branch Locations	152
Number Of Days Used To Determine Treatment As Cash Equivalent	90 days
FHLB membership stock purchase requirement cap | $	$ 10,000,000
Federal Home Loan Bank stock, par value | $	$ 100
Number of Days of Delinquency at Which Loans Are Categorized As Non Accrual Status	90 days
WASHINGTON
Accounting Policies [Line Items]
Number Of Branch Locations	67
OREGON
Accounting Policies [Line Items]
Number Of Branch Locations	59
IDAHO
Accounting Policies [Line Items]
Number Of Branch Locations	15
CALIFORNIA
Accounting Policies [Line Items]
Number Of Branch Locations	11
Vehicles
Accounting Policies [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	5
Minimum | Building and Building Improvements [Member]
Accounting Policies [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	5
Minimum | Furniture and Fixtures
Accounting Policies [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	3
Minimum | Software
Accounting Policies [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	3
Maximum | Building and Building Improvements [Member]
Accounting Policies [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	39
Maximum | Furniture and Fixtures
Accounting Policies [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	7
Maximum | Software
Accounting Policies [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	5
Designated as Hedging Instrument | Interest rate collar
Accounting Policies [Line Items]
Derivative, Notional Amount | $	$ 500,000,000