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Derivatives Volume of Activity (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 USD ($)
Not Designated as Hedging Instrument, Economic Hedge | U.S. Treasury futures | Short position |
Derivatives [Roll Forward] |
Derivative, Notional Amount | $ 4,880,000
Derivative, Notional Amount, Derivative Instruments Added | (19,199,500)
Derivative, Notional Amount, Derivative Instruments Maturing, Settled, Terminated, or Paired-Off | (22,828,000)
Derivative, Notional Amount | 1,251,500
Not Designated as Hedging Instrument, Economic Hedge | Interest rate swaps | Short position |
Derivatives [Roll Forward] |
Derivative, Notional Amount | 0
Derivative, Notional Amount, Derivative Instruments Added | (5,385,000)
Derivative, Notional Amount | 5,385,000
Not Designated as Hedging Instrument, Trading | TBA securities | Long position |
Derivatives [Roll Forward] |
Derivative, Notional Amount | 1,403,000
Derivative, Notional Amount, Derivative Instruments Added | (26,025,000)
Derivative, Notional Amount, Derivative Instruments Maturing, Settled, Terminated, or Paired-Off | (25,009,000)
Derivative, Notional Amount | $ 2,419,000

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