Trading Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Schedule of Trading Securities [Line Items]
Trading securities	$ 5,193,505	$ 4,464,161
Trading Securities, Net Unrealized Gain (Loss)	98,635	(323)
U.S. government securities [Member]
Schedule of Trading Securities [Line Items]
Trading securities	10,959	9,823
Trading Securities, Net Unrealized Gain (Loss)	28	(16)
Residential agency mortgage-backed securities [Member]
Schedule of Trading Securities [Line Items]
Trading securities	5,105,137	4,406,848
Trading Securities, Net Unrealized Gain (Loss)	98,124	4
Municipal securities [Member]
Schedule of Trading Securities [Line Items]
Trading securities	37,413	21,484
Trading Securities, Net Unrealized Gain (Loss)	323	(136)
Other debt securities [Member]
Schedule of Trading Securities [Line Items]
Trading securities	39,996	26,006
Trading Securities, Net Unrealized Gain (Loss)	$ 160	$ (175)