Annual report pursuant to Section 13 and 15(d)

Schedule of Repurchase Agreements by Term, Short or Long (Details)

v3.20.4
Schedule of Repurchase Agreements by Term, Short or Long (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Assets Sold under Agreements to Repurchase [Line Items]    
Repurchase agreements $ 15,143,898 $ 29,147,463
Maturity up to One Year [Member]    
Assets Sold under Agreements to Repurchase [Line Items]    
Repurchase agreements 15,143,898 29,147,463
Maturity Over One Year [Member]    
Assets Sold under Agreements to Repurchase [Line Items]    
Repurchase agreements $ 0 $ 0