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Fair Value - Schedule of Level 3 Inputs (Details) - Level 3 $ in Thousands	Mar. 31, 2026 USD ($) $ / a
Multifamily | Discounted cash flows
Fair Value
Impaired loans, fair value	$ 289,106
Multifamily | Capitalization rate
Fair Value
Impaired loans, measurement input	0.0589
Multifamily | Capitalization rate | Minimum
Fair Value
Impaired loans, measurement input	0.0550
Multifamily | Capitalization rate | Maximum
Fair Value
Impaired loans, measurement input	0.0700
Retail
Fair Value
Impaired loans, fair value	$ 14,008
Retail | Price per acre
Fair Value
Impaired loans, measurement input | $ / a	165
Rate lock commitments
Fair Value
Derivative financial instruments	$ 633
Rate lock commitments | Discount rate
Fair Value
Derivative financial instruments, measurement input	0.1382

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