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Trading Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Schedule of Trading Securities [Line Items]
Trading Securities, Fair Value	$ 5,212,791	$ 5,193,505
Trading Securities, Net Unrealized Gain (Loss)	6,010	98,635
U.S. government securities [Member]
Schedule of Trading Securities [Line Items]
Trading Securities, Fair Value	71,169	10,959
Trading Securities, Net Unrealized Gain (Loss)	33	28
Residential agency mortgage-backed securities [Member]
Schedule of Trading Securities [Line Items]
Trading Securities, Fair Value	5,023,892	5,105,137
Trading Securities, Net Unrealized Gain (Loss)	5,742	98,124
Municipal securities [Member]
Schedule of Trading Securities [Line Items]
Trading Securities, Fair Value	56,780	37,413
Trading Securities, Net Unrealized Gain (Loss)	152	323
Other trading securities [Member]
Schedule of Trading Securities [Line Items]
Trading Securities, Fair Value	60,950	39,996
Trading Securities, Net Unrealized Gain (Loss)	$ 83	$ 160

X

- Definition

Represents the unrealized holding gain or loss included in the fair value of trading securities as of the balance sheet date.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481830/320-10-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(2))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483467/210-10-45-1

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