LOANS - Schedule of Financing Receivables Credit Quality Indicators (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Total
Total	$ 15,902,213		$ 15,902,213		$ 13,877,051
Charge-offs	42	$ 2,840	2,217	$ 2,840
Agricultural Finance - Farm & Ranch loans
Year One
Total	1,308,383		1,308,383		1,753,112
Charge-offs	0	0	0	0
Year Two
Total	1,686,081		1,686,081		1,075,523
Charge-offs	0	0	0	0
Year Three
Total	989,111		989,111		515,419
Charge-offs	0	0	0	0
Year Four
Total	476,495		476,495		1,029,518
Charge-offs	0	0	0	0
Year Five
Total	961,732		961,732		1,506,921
Charge-offs	0	0	0	0
Prior
Total	3,459,034		3,459,034		2,140,373
Charge-offs	42	1,165	42	1,165
Revolving Loans - Amortized Cost Basis
Total	471,428		471,428		463,882
Charge-offs	0	1,675	0	1,675
Total
Total	9,352,264		9,352,264		8,484,748
Charge-offs	42	2,840	42	2,840
Agricultural Finance - Corporate AgFinance loans
Year One
Total	117,407		117,407		364,140
Charge-offs	0	0	0	0
Year Two
Total	331,570		331,570		193,774
Charge-offs	0	0	0	0
Year Three
Total	180,372		180,372		133,359
Charge-offs	0	0	0	0
Year Four
Total	116,992		116,992		58,073
Charge-offs	0	0	0	0
Year Five
Total	57,269		57,269		141,291
Charge-offs	0	0	0	0
Prior
Total	423,327		423,327		320,396
Charge-offs	0	0	1,828	0
Revolving Loans - Amortized Cost Basis
Total	286,022		286,022		249,658
Charge-offs	0	0	347	0
Total
Total	1,512,959		1,512,959		1,460,691
Charge-offs	0	0	2,175	0
Infrastructure Finance loans
Year One
Total	988,839		988,839		1,652,127
Charge-offs	0	0	0	0
Year Two
Total	1,667,565		1,667,565		1,238,560
Charge-offs	0	0	0	0
Year Three
Total	1,229,605		1,229,605		625,284
Charge-offs	0	0	0	0
Year Four
Total	577,783		577,783		571,170
Charge-offs	0	0	0	0
Year Five
Total	493,115		493,115		175,962
Charge-offs	0	0	0	0
Prior
Total	1,802,837		1,802,837		1,668,596
Charge-offs	0	0	0	0
Revolving Loans - Amortized Cost Basis
Total	994,128		994,128		829,382
Charge-offs	0	0	0	0
Total
Total	7,753,872		7,753,872		6,761,081
Charge-offs	0	$ 0	0	$ 0
Acceptable | Agricultural Finance - Farm & Ranch loans
Year One
Total	1,179,572		1,179,572		1,474,950
Year Two
Total	1,382,760		1,382,760		938,955
Year Three
Total	849,308		849,308		451,188
Year Four
Total	415,481		415,481		921,048
Year Five
Total	864,906		864,906		1,447,158
Prior
Total	3,190,091		3,190,091		1,964,423
Revolving Loans - Amortized Cost Basis
Total	417,909		417,909		418,798
Total
Total	8,300,027		8,300,027		7,616,520
Acceptable | Agricultural Finance - Corporate AgFinance loans
Year One
Total	101,157		101,157		364,140
Year Two
Total	331,570		331,570		177,260
Year Three
Total	164,404		164,404		120,428
Year Four
Total	91,867		91,867		58,073
Year Five
Total	57,269		57,269		131,421
Prior
Total	358,267		358,267		232,710
Revolving Loans - Amortized Cost Basis
Total	261,805		261,805		212,487
Total
Total	1,366,339		1,366,339		1,296,519
Acceptable | Infrastructure Finance loans
Year One
Total	988,839		988,839		1,652,127
Year Two
Total	1,667,565		1,667,565		1,238,560
Year Three
Total	1,229,605		1,229,605		578,518
Year Four
Total	531,090		531,090		488,572
Year Five
Total	413,867		413,867		175,962
Prior
Total	1,749,838		1,749,838		1,668,596
Revolving Loans - Amortized Cost Basis
Total	994,128		994,128		829,382
Total
Total	7,574,932		7,574,932		6,631,717
Special mention | Agricultural Finance - Farm & Ranch loans
Year One
Total	126,033		126,033		260,579
Year Two
Total	269,230		269,230		95,950
Year Three
Total	74,070		74,070		28,693
Year Four
Total	23,445		23,445		37,269
Year Five
Total	24,328		24,328		25,928
Prior
Total	90,019		90,019		35,505
Revolving Loans - Amortized Cost Basis
Total	29,384		29,384		22,958
Total
Total	636,509		636,509		506,882
Special mention | Agricultural Finance - Corporate AgFinance loans
Year One
Total	16,250		16,250		0
Year Two
Total	0		0		16,514
Year Three
Total	11,360		11,360		7,273
Year Four
Total	0		0		0
Year Five
Total	0		0		0
Prior
Total	26,377		26,377		45,753
Revolving Loans - Amortized Cost Basis
Total	13,524		13,524		17,954
Total
Total	67,511		67,511		87,494
Special mention | Infrastructure Finance loans
Year One
Total	0		0		0
Year Two
Total	0		0		0
Year Three
Total	0		0		18,863
Year Four
Total	18,863		18,863		37,244
Year Five
Total	50,554		50,554		0
Prior
Total	52,999		52,999		0
Revolving Loans - Amortized Cost Basis
Total	0		0		0
Total
Total	122,416		122,416		56,107
Substandard | Agricultural Finance - Farm & Ranch loans
Year One
Total	2,778		2,778		17,583
Year Two
Total	34,091		34,091		40,618
Year Three
Total	65,733		65,733		35,538
Year Four
Total	37,569		37,569		71,201
Year Five
Total	72,498		72,498		33,835
Prior
Total	178,924		178,924		140,445
Revolving Loans - Amortized Cost Basis
Total	24,135		24,135		22,126
Total
Total	415,728		415,728		361,346
Substandard | Agricultural Finance - Corporate AgFinance loans
Year One
Total	0		0		0
Year Two
Total	0		0		0
Year Three
Total	4,608		4,608		5,658
Year Four
Total	25,125		25,125		0
Year Five
Total	0		0		9,870
Prior
Total	38,683		38,683		41,933
Revolving Loans - Amortized Cost Basis
Total	10,693		10,693		19,217
Total
Total	79,109		79,109		76,678
Substandard | Infrastructure Finance loans
Year One
Total	0		0		0
Year Two
Total	0		0		0
Year Three
Total	0		0		27,903
Year Four
Total	27,830		27,830		45,354
Year Five
Total	28,694		28,694		0
Prior
Total	0		0		0
Revolving Loans - Amortized Cost Basis
Total	0		0		0
Total
Total	$ 56,524		$ 56,524		$ 73,257