Quarterly report pursuant to Section 13 or 15(d)

Available-for-Sale Securities, Weighted Average Life Classifications (Details)

v3.23.1
Available-for-Sale Securities, Weighted Average Life Classifications (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Debt Securities, Available-for-sale [Line Items]    
Less than or equal to 1 year $ 1,078  
Greater than 1 year and less than or equal to 3 years 22,974  
Greater than 3 years and less than or equal to 5 years 505,854  
Greater than 5 years and less than or equal to 10 years 8,008,338  
Greater than 10 years 422,576  
Available-for-sale securities, at fair value 8,960,820 $ 7,778,734
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]    
Debt Securities, Available-for-sale [Line Items]    
Less than or equal to 1 year 1,078  
Greater than 1 year and less than or equal to 3 years 22,974  
Greater than 3 years and less than or equal to 5 years 386,697  
Greater than 5 years and less than or equal to 10 years 8,004,076  
Greater than 10 years 418,715  
Available-for-sale securities, at fair value 8,833,540 7,653,576
Mortgage-backed Securities, Issued by Private Enterprises [Member]    
Debt Securities, Available-for-sale [Line Items]    
Less than or equal to 1 year 0  
Greater than 1 year and less than or equal to 3 years 0  
Greater than 3 years and less than or equal to 5 years 119,157  
Greater than 5 years and less than or equal to 10 years 4,262  
Greater than 10 years 3,861  
Available-for-sale securities, at fair value $ 127,280 $ 125,158