CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash flows from operating activities:
Net income	$ 100,851,000	$ 94,247,000
Adjustments to reconcile net income to net cash provided by operating activities:
Net amortization of deferred gains, premiums, and discounts on loans, investments, Farmer Mac Guaranteed Securities, and USDA Securities	(13,257,000)	(6,073,000)
Amortization of debt premiums, discounts, and issuance costs	29,553,000	13,514,000
Net change in fair value of trading securities, hedged items, and financial derivatives	141,556,000	69,056,000
Losses on sale of mortgage loans	1,147,000	0
Gains on the sale of available-for-sale investment securities	(1,052,000)	0
Total provision for/(release of) allowance for losses	4,360,000	1,892,000
Excess tax benefits related to stock-based awards	221,000	257,000
Deferred income taxes	4,033,000	10,318,000
Stock-based compensation expense	5,038,000	3,478,000
Proceeds from repayment of loans purchased as held for sale	13,564,000	18,114,000
Net change in:
Interest receivable	(1,189,000)	(10,549,000)
Guarantee and commitment fees receivable	273,000	261,000
Other assets	(13,176,000)	(8,627,000)
Accrued interest payable	12,330,000	26,090,000
Custodial deposit liability	11,872,000	(24,944,000)
Other liabilities	(6,658,000)	(7,371,000)
Net cash provided by operating activities	289,466,000	179,663,000
Cash flows from investing activities:
Purchases of equipment and leasehold improvements	(5,206,000)	0
Purchases of other investment securities	(581,000)	(1,492,000)
Purchases of loans held for investment	(1,593,259,000)	(1,045,498,000)
Proceeds from repayment of loans purchased as held for investment	809,934,000	662,458,000
Proceeds from sale of available-for-sale investment securities	102,955,000	0
Proceeds from sale of loans previously classified as held for investment	5,775,000	0
Proceeds from sale of Farmer Mac Guaranteed Securities	60,192,000	0
Net cash used in investing activities	(633,852,000)	(282,430,000)
Cash flows from financing activities:
Proceeds from issuance of discount notes	26,245,284,000	22,223,928,000
Proceeds from issuance of medium-term notes	3,293,703,000	3,139,016,000
Proceeds from issuance of debt securities of consolidated trusts	283,462,000	222,188,000
Payments to redeem discount notes	(25,724,358,000)	(21,840,244,000)
Payments to redeem medium-term notes	(3,607,788,000)	(3,531,650,000)
Payments to third parties on debt securities of consolidated trusts	(63,886,000)	(57,763,000)
Proceeds from common stock issuance	131,000	105,000
Tax payments related to share-based awards	(3,906,000)	(2,340,000)
Dividends paid on common and preferred stock	(44,002,000)	(37,385,000)
Net cash provided by financing activities	378,640,000	115,855,000
Net change in cash and cash equivalents	34,254,000	13,088,000
Cash and cash equivalents at beginning of period	888,707,000	861,002,000
Cash and cash equivalents at end of period	922,961,000	874,090,000
Non-cash activity:
Loans securitized as Farmer Mac Guaranteed Securities	85,114,000	4,174,000
Loans held for investment transferred to consolidated trusts	305,559,000	281,027,000
Available-for-sale securities
Cash flows from investing activities:
Purchases of available-for-sale and held-to-maturity investment securities	(1,165,956,000)	(857,168,000)
Proceeds from repayment of available-for-sale and held-to-maturity investment securities	775,168,000	856,133,000
Farmer Mac Guaranteed Securities and USDA Securities
Cash flows from investing activities:
Purchases of Farmer Mac Guaranteed Securities and USDA Securities	(798,234,000)	(1,636,111,000)
Proceeds from repayment of Farmer Mac Guaranteed Securities and USDA Securities	$ 1,175,360,000	$ 1,739,248,000