Commitments and Contingencies - Schedule of Guarantees Outstanding (Details) - Loans Sold or Securitized With Recourse - Loans Sold or Securitized with Recourse - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Guarantor obligation, maximum potential future payment [Abstract]
Expire After One Year Through Three Years	$ 130
Expire After Three Years Through Five Years	436
Expire After Five Years	17,421
Total	17,987	$ 18,133
Carrying value	18,586	19,032
SFR loans sold or securitized with recourse
Guarantor obligation, maximum potential future payment [Abstract]
Expire After One Year Through Three Years	14
Expire After Three Years Through Five Years	397
Expire After Five Years	2,580
Total	2,991	3,137
Carrying value	2,991	3,137
Multifamily residential loans sold or securitized with recourse
Guarantor obligation, maximum potential future payment [Abstract]
Expire After One Year Through Three Years	116
Expire After Three Years Through Five Years	39
Expire After Five Years	14,841
Total	14,996	14,996
Carrying value	$ 15,595	$ 15,895