LOANS - Schedule of Financing Receivables Credit Quality Indicators (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Total
Total	$ 13,877,051	$ 11,183,408
Agricultural Finance - Farm & Ranch loans
Year One
Total	1,753,112	1,134,818
Charge-offs	0	0
Year Two
Total	1,075,523	588,639
Charge-offs	0	0
Year Three
Total	515,419	1,165,169
Charge-offs	0	0
Year Four
Total	1,029,518	1,626,242
Charge-offs	1,321	101
Year Five
Total	1,506,921	1,087,730
Charge-offs	721	0
Prior
Total	2,140,373	1,403,027
Charge-offs	2,347	0
Revolving Loans - Amortized Cost Basis
Total	463,882	447,390
Charge-offs	1,675	0
Total
Total	8,484,748	7,453,015
Charge-offs	6,064	101	$ 0
Agricultural Finance - Corporate AgFinance loans
Year One
Total	364,140	210,807
Charge-offs	0	0
Year Two
Total	193,774	197,237
Charge-offs	0	0
Year Three
Total	133,359	72,512
Charge-offs	0	455
Year Four
Total	58,073	250,050
Charge-offs	0	0
Year Five
Total	141,291	169,860
Charge-offs	13,210	0
Prior
Total	320,396	194,833
Charge-offs	0	0
Revolving Loans - Amortized Cost Basis
Total	249,658	286,375
Charge-offs	1,609	3,942
Total
Total	1,460,691	1,381,674
Charge-offs	14,819	4,397	0
Infrastructure Finance loans
Year One
Total	1,652,127	1,158,427
Charge-offs	0	0
Year Two
Total	1,238,560	534,499
Charge-offs	0	0
Year Three
Total	625,284	642,402
Charge-offs	0	0
Year Four
Total	571,170	174,232
Charge-offs	0	0
Year Five
Total	175,962	574,135
Charge-offs	0	0
Prior
Total	1,668,596	1,229,626
Charge-offs	0	0
Revolving Loans - Amortized Cost Basis
Total	829,382	461,162
Charge-offs	0	0
Total
Total	6,761,081	4,774,483
Charge-offs	0	0	$ 0
Acceptable | Agricultural Finance - Farm & Ranch loans
Year One
Total	1,474,950	987,444
Year Two
Total	938,955	525,559
Year Three
Total	451,188	1,079,933
Year Four
Total	921,048	1,577,305
Year Five
Total	1,447,158	1,019,779
Prior
Total	1,964,423	1,287,334
Revolving Loans - Amortized Cost Basis
Total	418,798	404,950
Total
Total	7,616,520	6,882,304
Acceptable | Agricultural Finance - Corporate AgFinance loans
Year One
Total	364,140	210,807
Year Two
Total	177,260	152,918
Year Three
Total	120,428	64,860
Year Four
Total	58,073	235,493
Year Five
Total	131,421	80,085
Prior
Total	232,710	161,354
Revolving Loans - Amortized Cost Basis
Total	212,487	262,295
Total
Total	1,296,519	1,167,812
Acceptable | Infrastructure Finance loans
Year One
Total	1,652,127	1,158,427
Year Two
Total	1,238,560	521,143
Year Three
Total	578,518	578,882
Year Four
Total	488,572	174,232
Year Five
Total	175,962	574,135
Prior
Total	1,668,596	1,229,626
Revolving Loans - Amortized Cost Basis
Total	829,382	461,162
Total
Total	6,631,717	4,697,607
Special mention | Agricultural Finance - Farm & Ranch loans
Year One
Total	260,579	139,297
Year Two
Total	95,950	34,290
Year Three
Total	28,693	32,886
Year Four
Total	37,269	24,204
Year Five
Total	25,928	7,533
Prior
Total	35,505	23,099
Revolving Loans - Amortized Cost Basis
Total	22,958	22,087
Total
Total	506,882	283,396
Special mention | Agricultural Finance - Corporate AgFinance loans
Year One
Total	0	0
Year Two
Total	16,514	37,010
Year Three
Total	7,273	0
Year Four
Total	0	14,557
Year Five
Total	0	75,440
Prior
Total	45,753	0
Revolving Loans - Amortized Cost Basis
Total	17,954	7,158
Total
Total	87,494	134,165
Special mention | Infrastructure Finance loans
Year One
Total	0	0
Year Two
Total	0	0
Year Three
Total	18,863	34,388
Year Four
Total	37,244	0
Year Five
Total	0	0
Prior
Total	0	0
Revolving Loans - Amortized Cost Basis
Total	0	0
Total
Total	56,107	34,388
Substandard | Agricultural Finance - Farm & Ranch loans
Year One
Total	17,583	8,077
Year Two
Total	40,618	28,790
Year Three
Total	35,538	52,350
Year Four
Total	71,201	24,733
Year Five
Total	33,835	60,418
Prior
Total	140,445	92,594
Revolving Loans - Amortized Cost Basis
Total	22,126	20,353
Total
Total	361,346	287,315
Substandard | Agricultural Finance - Corporate AgFinance loans
Year One
Total	0	0
Year Two
Total	0	7,309
Year Three
Total	5,658	7,652
Year Four
Total	0	0
Year Five
Total	9,870	14,335
Prior
Total	41,933	33,479
Revolving Loans - Amortized Cost Basis
Total	19,217	16,922
Total
Total	76,678	79,697
Substandard | Infrastructure Finance loans
Year One
Total	0	0
Year Two
Total	0	13,356
Year Three
Total	27,903	29,132
Year Four
Total	45,354	0
Year Five
Total	0	0
Prior
Total	0	0
Revolving Loans - Amortized Cost Basis
Total	0	0
Total
Total	$ 73,257	$ 42,488