v3.26.1
LOANS - Schedule of Composition of Loan Balances (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance $ 17,605,558 $ 16,706,520    
Allowance for losses (39,920) (37,785) $ (25,056) $ (23,223)
Total loans, net of allowance 17,211,635 16,321,276    
Real Estate Loan        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 17,605,558 16,706,520    
Unamortized premiums, discounts, fair value hedge basis adjustment, and other cost basis adjustments (354,003) (347,459)    
Total loans 17,251,555 16,359,061    
Allowance for losses (39,920) (37,785)    
Total loans, net of allowance 17,211,635 16,321,276    
Agricultural Finance loans        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 10,371,543 9,945,439    
Agricultural Finance loans | Real Estate Loan        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 10,371,543 9,945,439    
Farm & Ranch        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 8,868,772 8,484,748    
Allowance for losses (12,324) (9,400) (5,071) (5,132)
Farm & Ranch | Real Estate Loan        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 8,868,772 8,484,748    
Allowance for losses (12,324) (9,400)    
Corporate AgFinance        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 1,502,771 1,460,691    
Allowance for losses (6,421) (6,631) (6,298) (5,379)
Corporate AgFinance | Real Estate Loan        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 1,502,771 1,460,691    
Allowance for losses (6,421) (6,631)    
Infrastructure Finance        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 7,234,015 6,761,081    
Allowance for losses (21,175) (21,754) $ (13,687) $ (12,712)
Infrastructure Finance | Real Estate Loan        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 7,234,015 6,761,081    
Allowance for losses (21,175) (21,754)    
Unsecuritized        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 15,214,531 14,224,510    
Unamortized premiums, discounts, fair value hedge basis adjustment, and other cost basis adjustments (354,003) (347,459)    
Total loans 14,860,528 13,877,051    
Allowance for losses (38,274) (36,673)    
Total loans, net of allowance 14,822,254 13,840,378    
Unsecuritized | Agricultural Finance loans        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 7,980,516 7,463,429    
Unsecuritized | Farm & Ranch        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 6,477,745 6,002,738    
Unsecuritized | Corporate AgFinance        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 1,502,771 1,460,691    
Unsecuritized | Infrastructure Finance        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 7,234,015 6,761,081    
In Consolidated Trusts        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 2,391,027 2,482,010    
Unamortized premiums, discounts, fair value hedge basis adjustment, and other cost basis adjustments 0 0    
Total loans 2,391,027 2,482,010    
Allowance for losses (1,646) (1,112)    
Total loans, net of allowance 2,389,381 2,480,898    
In Consolidated Trusts | Agricultural Finance loans        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 2,391,027 2,482,010    
In Consolidated Trusts | Farm & Ranch        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 2,391,027 2,482,010    
In Consolidated Trusts | Corporate AgFinance        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance 0 0    
In Consolidated Trusts | Infrastructure Finance        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total unpaid principal balance $ 0 $ 0