v3.26.1
Segment Reporting (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Dec. 31, 2024
Segment Reporting Information [Line Items]        
Interest income $ 149,503 $ 115,913    
Interest expense (88,249) (72,656)    
Noninterest Income 110,014 39,650    
Operating Expenses 80,373 51,983    
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest 90,895 30,924    
Income tax expense (benefit) 966 (96)    
Earnings (losses) from investments in unconsolidated entities 17,564 8,304    
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest 107,493 39,324    
Net income (loss) attributable to non-controlling interests 2,177 640    
Dividends on preferred stock 5,883 7,035    
Net income (loss) attributable to common stockholders 95,467 31,649    
Depreciation 102 303    
Total Assets 20,233,096   $ 19,352,910  
Liabilities 18,275,108   17,481,755  
Total Equity 1,957,988 1,637,616 1,871,155 $ 1,590,822
Investment Portfolio Segment        
Segment Reporting Information [Line Items]        
Interest income 107,182 93,347    
Interest expense (48,079) (51,563)    
Noninterest Income 7,484 12,391    
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest 59,986 49,099    
Income tax expense (benefit) 0 0    
Earnings (losses) from investments in unconsolidated entities 17,564 8,304    
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest 77,550 57,403    
Net income (loss) attributable to non-controlling interests 1,175 316    
Dividends on preferred stock 0 0    
Net income (loss) attributable to common stockholders 76,375 57,087    
Depreciation 0 0    
Total Assets 6,629,411   6,382,070  
Liabilities 4,423,137   4,228,911  
Total Equity 2,206,274   2,153,159  
Longbridge Segment        
Segment Reporting Information [Line Items]        
Interest income 40,980 20,852    
Interest expense (28,779) (16,612)    
Noninterest Income 87,038 26,331    
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest 57,475 (995)    
Income tax expense (benefit) 0 0    
Earnings (losses) from investments in unconsolidated entities 0 0    
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest 57,475 (995)    
Net income (loss) attributable to non-controlling interests 0 0    
Dividends on preferred stock 0 0    
Net income (loss) attributable to common stockholders 57,475 (995)    
Depreciation 102 303    
Total Assets 13,446,416   12,782,482  
Liabilities 13,077,884   12,500,150  
Total Equity 368,532   282,332  
Corporate Segment and Other Operating Segment        
Segment Reporting Information [Line Items]        
Interest income 1,341 1,714    
Interest expense (11,391) (4,481)    
Noninterest Income 15,492 928    
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest (26,566) (17,180)    
Income tax expense (benefit) 966 (96)    
Earnings (losses) from investments in unconsolidated entities 0 0    
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest (27,532) (17,084)    
Net income (loss) attributable to non-controlling interests 1,002 324    
Dividends on preferred stock 5,883 7,035    
Net income (loss) attributable to common stockholders (38,383) (24,443)    
Depreciation 0 $ 0    
Total Assets 157,269   188,358  
Liabilities 774,087   752,694  
Total Equity $ (616,818)   $ (564,336)