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Farmer Mac Guaranteed Securities and USDA Securities - Schedule of Held-to-maturity Securities (Details) - Farmer Mac Guaranteed Securities and USDA Securities - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Amortized Cost |  |
Due within one year | $ 655,928 |
Due after one year through five years | 840,702 |
Due after five years through ten years | 210,888 |
Due after ten years | 2,010,616 |
Amortized Cost | 3,718,134 | $ 3,679,611
Fair Value |  |
Due within one year | 660,512 |
Due after one year through five years | 869,401 |
Due after five years through ten years | 216,447 |
Due after ten years | 2,070,476 |
Total | $ 3,816,836 | $ 3,749,184
Weighted- Average Yield |  |
Due within one year | 2.57% |
Due after one year through five years | 3.27% |
Due after five years through ten years | 3.34% |
Due after ten years | 3.52% |
Total | 3.29% |

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