CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands	Total	Membership Fees and Educational Fund	Patronage Capital Allocated	Members’ Capital Reserve	Unallocated Net Income (Loss)	CFC Retained Equity	Accumulated Other Comprehensive Income (Loss)	Total CFC Equity	Non-controlling Interests
Beginning balance at May. 31, 2023	$ 2,589,249	$ 3,534	$ 1,006,115	$ 1,202,152	$ 341,915	$ 2,553,716	$ 8,343	$ 2,562,059	$ 27,190
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	554,316	1,100	60,599	228,059	263,591	553,349		553,349	967
Other comprehensive loss	(9,759)						(9,759)	(9,759)
Patronage capital retirement	(113,129)		(138,482)	25,353		(113,129)		(113,129)
Other	(8,508)	(1,058)				(1,058)		(1,058)	(7,450)
Ending balance at May. 31, 2024	3,012,169	3,576	928,232	1,455,564	605,506	2,992,878	(1,416)	2,991,462	20,707
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	140,014	1,100	67,140	176,045	(104,552)	139,733		139,733	281
Other comprehensive loss	(820)						(820)	(820)
Patronage capital retirement	(46,846)		(46,846)			(46,846)		(46,846)
Other	(1,051)	(1,052)				(1,052)		(1,052)	1
Ending balance at May. 31, 2025	3,103,466	3,624	948,526	1,631,609	500,954	3,084,713	(2,236)	3,082,477	20,989
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	262,736	1,100	71,517	171,739	17,756	262,112		262,112	624
Other comprehensive loss	(133)						(133)	(133)
Patronage capital retirement	(52,978)		(52,978)			(52,978)		(52,978)
Other	(955)	(955)	(812)	813		(954)		(954)	(1)
Ending balance at May. 31, 2026	$ 3,312,136	$ 3,769	$ 966,253	$ 1,804,161	$ 518,710	$ 3,292,893	$ (2,369)	$ 3,290,524	$ 21,612