Quarterly report pursuant to Section 13 or 15(d)

Variable Interest Entities and Securitizations - Narrative (Details)

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Variable Interest Entities and Securitizations - Narrative (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Variable Interest Entity [Line Items]      
Total assets $ 26,825,989   $ 20,872,655
Asset Pledged as Collateral | Unconsolidated Securitization Trusts      
Variable Interest Entity [Line Items]      
Total assets $ 1,100,000   $ 1,100,000
HAWT Two Thousand And Twenty One Inv One Securitization | FAM      
Variable Interest Entity [Line Items]      
Beneficial interest in securitized trust (in percent) 5.00%    
Cavatica Asset Participation Trust | FAR      
Variable Interest Entity [Line Items]      
Beneficial interest in securitized trust (in percent)   5.00% 5.00%
F A M Mortgage Loan      
Variable Interest Entity [Line Items]      
Charge off expenses on transferred mortgage loan $ 0 $ 0  
F A M Mortgage Loan | FAM | Financial Asset 60 Days Or Less Past Due      
Variable Interest Entity [Line Items]      
Mortgage loans transferred to unconsolidated securitization trusts amount 600   $ 700
Agricultural loans | Cavatica Asset Participation Trust      
Variable Interest Entity [Line Items]      
Consolidated balance of agricultural loans 421,400   114,100
Agricultural loans | Cavatica Asset Participation Trust | Nonrecourse      
Variable Interest Entity [Line Items]      
Liability transferred to the variable interest entity, fair value amount $ 399,100   $ 106,800