CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) (Parenthetical) - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Disbursements on reverse repurchase agreements	$ 0	$ (2,217,750)
Receipts from reverse repurchase agreements	0	2,197,875
Proceeds from repurchase agreements	78,174,756	68,704,178
Principal repayments on repurchase agreements	(76,675,095)	(66,588,046)
U.S. Treasury Securities
Purchases of securities	501,709	602,133
Agency Securities
Proceeds from sales of U.S. treasury securities	491,402	0
BUCKLER Securities, LLC \| Related Party
Disbursements on reverse repurchase agreements	0	(1,860,188)
Receipts from reverse repurchase agreements	0	1,840,375
Proceeds from repurchase agreements	38,786,436	42,363,476
Principal repayments on repurchase agreements	(38,111,283)	(40,923,923)
BUCKLER Securities, LLC \| Related Party \| U.S. Treasury Securities
Purchases of securities	50,049	200,680
BUCKLER Securities, LLC \| Related Party \| Agency Securities
Proceeds from sales of U.S. treasury securities	$ 49,000	$ 0

Payments For Securities Sold Under Agreements To Repurchase

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- Definition

Proceeds From Securities Sold Under Agreements To Repurchase

+ References

No definition available.

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- Definition

The cash outflow associated with agreements to purchase and then resell securities to counterparties (reverse repurchase agreements).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-13

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- Definition

The cash outflow to acquire securities classified as trading securities and held for investment purposes. Excludes payments for trading securities purchased and held principally for the purpose of selling them in the near term (thus held for only a short period of time).

+ References

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- Definition

The cash inflow associated with the sale of securities classified as trading securities and held for investment purposes. Excludes proceeds from trading securities purchased and held principally for the purpose of selling them in the near term (thus held for only a short period of time).

+ References

No definition available.

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- Definition

The cash inflow associated with agreements to purchase and then resell securities to counterparties (reverse repurchase agreements).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-12

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