LOANS - Narrative (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025 USD ($) borrower	Jun. 30, 2024 USD ($)	Jun. 30, 2025 USD ($) segment	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans held for sale, at lower of cost or fair value	$ 7,770		$ 7,770		$ 6,170
Number of operating segments | segment			7
Provision for losses	7,713	$ 6,179	$ 9,397	$ 4,378
Agricultural Finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of operating segments | segment			2
Provision for losses	5,009	5,629	$ 5,784	5,849
Charge-offs	2,840	4,043	2,840	4,043
Farm & Ranch
Accounts, Notes, Loans and Financing Receivable [Line Items]
Provision for losses	$ 4,404	242	4,343	841
Number of borrowers | borrower	2
Charge-offs	$ 2,840	101	2,840	101
Infrastructure Finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Provision for losses	2,691	626	3,666	(1,337)
Charge-offs	0	0	0	$ 0
Principal balance paydown				15.00%
Corporate AgFinance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Provision for losses	605	5,387	1,441	$ 5,008
Charge-offs	$ 0	$ 3,942	$ 0	$ 3,942