Transactions with Stockholders (Details) - USD ($) $ in Thousands		Mar. 31, 2024	Dec. 31, 2023
Schedule of Other Transactions [Line Items]
Advances		$ 73,301,911	$ 73,637,792
Mortgage Purchase Program [Member]
Schedule of Other Transactions [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, Fee, and Loan in Process		7,022,667	6,960,117
Director [Member]
Schedule of Other Transactions [Line Items]
Advances		$ 7,738,000	$ 7,309,000
Federal Home Loan Bank Advances, Percent of Principal	[1]	10.60%	9.90%
Federal Home Loan Bank, Mortgage Purchase Program, Unpaid Principal Balance, Percent of Total	[1]	0.70%	0.70%
Regulatory Capital Stock, Value		$ 507,000	$ 431,000
Regulatory Capital Stock, Percent of Total	[1]	10.80%	8.90%
Director [Member] | Mortgage Purchase Program [Member]
Schedule of Other Transactions [Line Items]
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, Fee, and Loan in Process		$ 47,000	$ 47,000

[1] Percentage of total principal (Advances), unpaid principal balance (MPP), and regulatory capital stock.