Quarterly report pursuant to Section 13 or 15(d)

Schedule of Available-for-sale Debt Securities in Unrealized Loss Positions (Details)

v3.22.1
Schedule of Available-for-sale Debt Securities in Unrealized Loss Positions (Details)
$ in Thousands
Mar. 31, 2022
USD ($)
numberOfPositions
Dec. 31, 2021
USD ($)
numberOfPositions
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]    
Debt Securities, Available-for-sale, Number of Positions | numberOfPositions 755 756
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions | numberOfPositions 241 45
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions | numberOfPositions 0 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months $ 5,154,802 $ 2,380,829
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (192,703) (13,261)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 0 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 0 0
Debt Securities, Available-for-sale, Unrealized Loss Position 5,154,802 2,380,829
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss 192,703 13,261
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]    
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]    
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months 5,145,937 2,371,216
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (188,535) (12,031)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 0 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 0 0
Debt Securities, Available-for-sale, Unrealized Loss Position 5,145,937 2,371,216
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss 188,535 12,031
Mortgage-backed Securities, Issued by Private Enterprises [Member]    
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]    
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months 8,865 9,613
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss (4,168) (1,230)
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer 0 0
Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 0 0
Debt Securities, Available-for-sale, Unrealized Loss Position 8,865 9,613
Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss $ 4,168 $ 1,230