Loans and Allowance for Credit Losses - Schedule of Classification, Unpaid Principal Balance ("UPB"), and Carrying Value (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Loans, Carrying Value
Total Loans, net	$ 4,317,405	$ 5,194,377
Loans, UPB
Total Loans, net	4,630,957	5,491,880
Loans Held For Sale, Carrying Value
Loans, held for sale	278,214	585,820
Loans Held For Sale, Unpaid Principal Balance
Total, Carrying Value	4,595,619	5,905,304
Total, Unpaid Principal Balance	4,975,728	6,269,484
Bridge
Loans, Carrying Value
Total Loans, net	1,656,219	2,858,459
Loans, UPB
Total Loans, net	1,754,129	2,941,656
Fixed rate
Loans, Carrying Value
Total Loans, net	587,467	651,121
Loans, UPB
Total Loans, net	591,152	654,058
Construction
Loans, Carrying Value
Total Loans, net	404,254	388,042
Loans, UPB
Total Loans, net	525,249	509,085
Freddie Mac
Loans, Carrying Value
Total Loans, net	10,961	3,945
Loans, UPB
Total Loans, net	10,782	3,756
SBA - 7(a)
Loans, Carrying Value
Total Loans, net	1,476,776	1,043,475
Loans, UPB
Total Loans, net	1,538,866	1,103,940
Other
Loans, Carrying Value
Total Loans, net	181,728	249,335
Loans, UPB
Total Loans, net	210,779	279,385
Consolidated Excluding VIEs
Loans, Carrying Value
Total Loans, net	3,409,500	3,500,298
Loans, UPB
Total Loans, net	3,700,572	3,760,441
Loans Held For Sale, Carrying Value
Loans, held for sale	278,214	585,820
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	344,771	648,366
Consolidated Excluding VIEs \| Bridge
Loans, Carrying Value
Total Loans, net	1,656,219	2,024,033
Loans, UPB
Total Loans, net	1,754,129	2,082,823
Loans Held For Sale, Carrying Value
Loans, held for sale	191,798	457,336
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	257,014	521,116
Consolidated Excluding VIEs \| Fixed rate
Loans, Carrying Value
Total Loans, net	79,252	93,002
Loans, UPB
Total Loans, net	80,188	93,828
Loans Held For Sale, Carrying Value
Loans, held for sale	0	55,390
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	0	58,000
Consolidated Excluding VIEs \| Construction
Loans, Carrying Value
Total Loans, net	404,254	388,042
Loans, UPB
Total Loans, net	525,249	509,085
Consolidated Excluding VIEs \| Freddie Mac
Loans, Carrying Value
Total Loans, net	10,961	3,945
Loans, UPB
Total Loans, net	10,782	3,756
Loans Held For Sale, Carrying Value
Loans, held for sale	9,967	16,555
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	9,841	16,425
Consolidated Excluding VIEs \| SBA - 7(a)
Loans, Carrying Value
Total Loans, net	1,204,838	908,714
Loans, UPB
Total Loans, net	1,247,270	958,755
Loans Held For Sale, Carrying Value
Loans, held for sale	42,068	52,598
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	39,283	49,203
Consolidated Excluding VIEs \| Other
Loans, Carrying Value
Total Loans, net	53,976	82,562
Loans, UPB
Total Loans, net	82,954	112,194
Loans Held For Sale, Carrying Value
Loans, held for sale	34,381	3,941
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	38,633	3,622
Consolidated VIEs
Loans, Carrying Value
Total Loans, net	907,905	1,694,079
Loans, UPB
Total Loans, net	930,385	1,731,439
Loans Held For Sale, Carrying Value
Loans, held for sale	0	125,107
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	0	129,238
Consolidated VIEs \| Bridge
Loans, Carrying Value
Total Loans, net	0	834,426
Loans, UPB
Total Loans, net	0	858,833
Loans Held For Sale, Carrying Value
Loans, held for sale	0	125,107
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	0	129,238
Consolidated VIEs \| Fixed rate
Loans, Carrying Value
Total Loans, net	508,215	558,119
Loans, UPB
Total Loans, net	510,964	560,230
Consolidated VIEs \| SBA - 7(a)
Loans, Carrying Value
Total Loans, net	271,938	134,761
Loans, UPB
Total Loans, net	291,596	145,185
Consolidated VIEs \| Other
Loans, Carrying Value
Total Loans, net	127,752	166,773
Loans, UPB
Total Loans, net	$ 127,825	$ 167,191

Aggregate of fair value portion of total loans, net and loans held for sale.

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Financing Receivable, Unpaid Principal, After Allowance For Credit Loss

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Fair value portion of loans held-for-sale on unpaid principal balance.

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Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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