CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)	Dec. 31, 2024	Dec. 31, 2023
Restricted cash	$ 16,190,000	$ 5,111,000
Interest receivable	310,592,000	287,128,000
Accrued interest payable - consolidated trusts amount	$ 195,113,000	$ 181,841,000
Series C
Preferred stock, par value (in dollars per share)		$ 25
Preferred stock, shares authorized (in shares)		3,000,000
Preferred stock, shares issued (in shares)		3,000,000
Preferred stock, shares outstanding (in shares)		3,000,000
Preferred stock, redemption value		$ 75,000,000
Series D
Preferred stock, par value (in dollars per share)	$ 25	$ 25
Preferred stock, shares authorized (in shares)	4,000,000	4,000,000
Preferred stock, shares issued (in shares)	4,000,000	4,000,000
Preferred stock, shares outstanding (in shares)	4,000,000	4,000,000
Series E
Preferred stock, par value (in dollars per share)	$ 25	$ 25
Preferred stock, shares authorized (in shares)	3,180,000	3,180,000
Preferred stock, shares issued (in shares)	3,180,000	3,180,000
Preferred stock, shares outstanding (in shares)	3,180,000	3,180,000
Series F
Preferred stock, par value (in dollars per share)	$ 25	$ 25
Preferred stock, shares authorized (in shares)	4,800,000	4,800,000
Preferred stock, shares issued (in shares)	4,800,000	4,800,000
Preferred stock, shares outstanding (in shares)	4,800,000	4,800,000
Series G
Preferred stock, par value (in dollars per share)	$ 25	$ 25
Preferred stock, shares authorized (in shares)	5,000,000	5,000,000
Preferred stock, shares issued (in shares)	5,000,000	5,000,000
Preferred stock, shares outstanding (in shares)	5,000,000	5,000,000
Class A voting common stock
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, shares outstanding (in shares)	1,030,780	1,030,780
Class B voting common stock
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, shares outstanding (in shares)	500,301	500,301
Class C non-voting common stock
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, shares outstanding (in shares)	9,360,083	9,310,872
Consolidated VIE
Interest receivable	$ 28,563,000	$ 16,764,000
Accrued interest payable - consolidated trusts amount	12,387,000	9,407,000
Available-for-Sale Securities
Amortized cost of available-for-sale investment securities	6,105,116,000	5,060,135,000
Farmer Mac Guaranteed Securities
Amortized cost of available-for-sale investment securities	$ 5,835,658,000	$ 5,825,433,000