Loans Receivable, Net - Schedule of Troubled Debt Restructuring Loans (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans	$ 3,271	$ 475	$ 11,582
Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans		337	11,429
60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans		138	0
90 Days or Greater Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans		0	153
Commercial real estate – investor
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans			7,758
Commercial real estate – investor | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans			7,758
Commercial real estate – investor | 60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans			0
Commercial real estate – investor | 90 Days or Greater Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans			0
Commercial real estate – owner occupied
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans			2,994
Commercial real estate – owner occupied | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans			2,994
Commercial real estate – owner occupied | 60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans			0
Commercial real estate – owner occupied | 90 Days or Greater Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans			0
Residential Real Estate
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans	129	435	411
Residential Real Estate | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans		297	258
Residential Real Estate | 60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans		138	0
Residential Real Estate | 90 Days or Greater Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans		0	153
Other Consumer
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans	$ 148	40	419
Other Consumer | Current
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans		40	419
Other Consumer | 60-89 Days Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans		0	0
Other Consumer | 90 Days or Greater Past Due
Financing Receivable, Troubled Debt Restructuring [Line Items]
Modified loans		$ 0	$ 0