XML 48 R38.htm IDEA: XBRL DOCUMENT
v3.25.1

Investment Securities Available For Sale, at Fair Value (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2025
Investments, Debt and Equity Securities [Abstract] |
Schedule of Available-for-sale Securities Reconciliation | The Company's investment securities available for sale consisted of the following as of March 31, 2025 and December 31, 2024, respectively (dollar amounts in thousands):
| March 31, 2025 |  | December 31, 2024
| Amortized Cost |  | Unrealized |  | Fair Value |  | Amortized Cost |  | Unrealized |  | Fair Value
|  | Gains |  | Losses |  |  |  | Gains |  | Losses |
Agency RMBS |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fannie Mae | $ | 2,252,190 |  |  | $ | 24,074 |  |  | $ | (2,451) |  |  | $ | 2,273,813 |  |  | $ | 1,483,619 |  |  | $ | 7,819 |  |  | $ | (7,991) |  |  | $ | 1,483,447 |
Freddie Mac | 2,072,966 |  |  | 17,304 |  |  | (3,629) |  |  | 2,086,641 |  |  | 1,465,419 |  |  | 3,914 |  |  | (13,720) |  |  | 1,455,613 |
Total Fixed rate | 4,325,156 |  |  | 41,378 |  |  | (6,080) |  |  | 4,360,454 |  |  | 2,949,038 |  |  | 11,733 |  |  | (21,711) |  |  | 2,939,060 |
Adjustable rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fannie Mae | 94,785 |  |  | 1,776 |  |  | — |  |  | 96,561 |  |  | 97,267 |  |  | 265 |  |  | (631) |  |  | 96,901 |
Freddie Mac | 31,423 |  |  | 470 |  |  | — |  |  | 31,893 |  |  | 32,852 |  |  | 20 |  |  | (191) |  |  | 32,681 |
Total Adjustable rate | 126,208 |  |  | 2,246 |  |  | — |  |  | 128,454 |  |  | 130,119 |  |  | 285 |  |  | (822) |  |  | 129,582 |
Interest-only |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ginnie Mae | 76,246 |  |  | 2,484 |  |  | (13,154) |  |  | 65,576 |  |  | 78,627 |  |  | 843 |  |  | (16,092) |  |  | 63,378 |
Freddie Mac | 5,006 |  |  | — |  |  | (770) |  |  | 4,236 |  |  | 5,251 |  |  | — |  |  | (459) |  |  | 4,792 |
Total Interest-only | 81,252 |  |  | 2,484 |  |  | (13,924) |  |  | 69,812 |  |  | 83,878 |  |  | 843 |  |  | (16,551) |  |  | 68,170 |
Total Agency RMBS | 4,532,616 |  |  | 46,108 |  |  | (20,004) |  |  | 4,558,720 |  |  | 3,163,035 |  |  | 12,861 |  |  | (39,084) |  |  | 3,136,812 |
Non-Agency RMBS | 60,703 |  |  | 5,611 |  |  | (2,527) |  |  | 63,787 |  |  | 66,203 |  |  | 6,098 |  |  | (2,614) |  |  | 69,687 |
U.S. Treasury securities | 25,342 |  |  | — |  |  | (1,037) |  |  | 24,305 |  |  | 657,659 |  |  | — |  |  | (35,614) |  |  | 622,045 |
Total | $ | 4,618,661 |  |  | $ | 51,719 |  |  | $ | (23,568) |  |  | $ | 4,646,812 |  |  | $ | 3,886,897 |  |  | $ | 18,959 |  |  | $ | (77,312) |  |  | $ | 3,828,544 |
Schedule of Realized Gain or Loss Activity | The following table summarizes our investment securities sold during the three months ended March 31, 2025 (dollar amounts in thousands):
| Three Months Ended March 31, 2025
| Sales Proceeds |  | Realized Gains |  | Realized Losses |  | Net Realized Gains (Losses)
U.S. Treasury securities | $ | 658,763 |  |  | $ | 3,700 |  |  | $ | (30,570) |  |  | $ | (26,870) |
Non-Agency RMBS | 4,573 |  |  | 52 |  |  | — |  |  | 52 |
Total | $ | 663,336 |  |  | $ | 3,752 |  |  | $ | (30,570) |  |  | $ | (26,818) |
Schedule of Weighted Average Lives of Investment Securities | The following table sets forth the weighted average lives of our investment securities available for sale as of March 31, 2025 and December 31, 2024, respectively (dollar amounts in thousands):
Weighted Average Life | March 31, 2025 |  | December 31, 2024
0 to 5 years | $ | 1,364,616 |  |  | $ | 604,459 |
Over 5 to 10 years | 3,278,361 |  |  | 2,923,871 |
10+ years | 3,835 |  |  | 300,214 |
Total | $ | 4,646,812 |  |  | $ | 3,828,544 |

X
- Definition Debt Securities, Available-For-Sale, Weighted Average Lives [Table Text Block] + References No definition available. + Details
Name: | nymt_DebtSecuritiesAvailableForSaleWeightedAverageLivesTableTextBlock
Namespace Prefix: | nymt_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of Investments Securities Sold [Table Text Block] + References No definition available. + Details
Name: | nymt_ScheduleofInvestmentsSecuritiesSoldTableTextBlock
Namespace Prefix: | nymt_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration