Loans and Allowance for Credit Losses - Schedule of Composition of Net Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Mar. 31, 2026	Dec. 31, 2025	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024
Loans and Leases Receivable Disclosure [Line Items]
Total loans	$ 2,257,379		$ 2,295,466
Allowance for credit loan losses	(23,926)	$ (22,761)	(22,018)	$ (23,425)	$ (21,849)	$ (21,741)
Net deferred loan costs	3,164		3,000
Net loans	2,236,617		2,276,448
Real Estate Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	1,290,475		1,293,130
Allowance for credit loan losses	(12,244)	(11,397)	(11,019)	(12,454)	(11,259)	(10,987)
Commercial Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	963,822		998,459
Allowance for credit loan losses	(11,608)	(11,281)	(10,906)	(10,862)	(10,477)	(10,728)
Consumer loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	3,082		3,877
Allowance for credit loan losses	(74)	(83)	(93)	(109)	(113)	(26)
One to Four Family Residential
Loans and Leases Receivable Disclosure [Line Items]
Total loans	517,975		518,225
One to Four Family Residential \| Real Estate Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	517,975		518,225
Allowance for credit loan losses	(3,396)	(3,372)	(3,437)	(2,625)	(2,363)	(2,364)
One to Four Family Residential \| Commercial Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	517,975		518,225
Home Equity and Second Mortgages
Loans and Leases Receivable Disclosure [Line Items]
Total loans	82,886		78,350
Home Equity and Second Mortgages \| Real Estate Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	82,886		78,350
Allowance for credit loan losses	(369)	(374)	(336)	(210)	(192)	(189)
Home Equity and Second Mortgages \| Commercial Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	82,886		78,350
Commercial Real Estate
Loans and Leases Receivable Disclosure [Line Items]
Total loans	540,209		534,855
Commercial Real Estate \| Real Estate Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	540,209		534,855
Allowance for credit loan losses	(6,973)	(6,116)	(5,872)	(7,741)	(7,946)	(7,522)
Commercial Real Estate \| Commercial Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	540,209		534,855
Commercial Real Estate Multi-family
Loans and Leases Receivable Disclosure [Line Items]
Total loans	103,477		104,695
Commercial Real Estate Multi-family \| Real Estate Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	103,477		104,695
Allowance for credit loan losses	(1,102)	(1,111)	(984)	(319)	(316)	(326)
Commercial Real Estate Multi-family \| Commercial Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	103,477		104,695
Construction & Land
Loans and Leases Receivable Disclosure [Line Items]
Total loans	45,928		57,005
Construction & Land \| Real Estate Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	45,928		57,005
Allowance for credit loan losses	(404)	(424)	(390)	(1,559)	(442)	(586)
Construction & Land \| Commercial Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	45,928		57,005
Condominium Associations
Loans and Leases Receivable Disclosure [Line Items]
Total loans	494,331		506,683
Condominium Associations \| Commercial Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	494,331		506,683
Allowance for credit loan losses	(2,809)	(2,855)	(2,967)	(2,301)	(2,311)	(2,839)
Other Commercial & Industrial
Loans and Leases Receivable Disclosure [Line Items]
Total loans	469,491		491,765
Other Commercial & Industrial \| Commercial Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	469,491		491,765
Allowance for credit loan losses	(8,799)	(8,426)	(7,939)	(8,560)	(8,164)	(7,889)
PPP Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans			11
PPP Loans \| Commercial Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans			11
Allowance for credit loan losses				(1)	(2)
Consumer
Loans and Leases Receivable Disclosure [Line Items]
Total loans	3,082		3,877
Consumer \| Commercial Loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	3,082		3,877
Consumer \| Consumer loans
Loans and Leases Receivable Disclosure [Line Items]
Total loans	3,082		3,877
Allowance for credit loan losses	$ (74)	$ (83)	$ (93)	$ (109)	(112)	$ (26)
Credit Cards \| Consumer loans
Loans and Leases Receivable Disclosure [Line Items]
Allowance for credit loan losses					$ (1)