Fair value portion of guarantee, including, but not limited to, financial standby letter of credit, fair value guarantee, guarantee of collection of scheduled contractual cash flows from financial assets, and contracts that contingently require the guarantor to make payments or perform services.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2E
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2E

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Name:	us-gaap_GuaranteesFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Commitments, Contingencies and Guarantees (Narrative) (Details) - USD ($)	Jul. 15, 2025	Mar. 31, 2022	Jan. 11, 2022	Sep. 07, 2021	Jun. 30, 2025
Commitment And Contingencies [Line Items]
Guarantees, Fair Value Disclosure					$ 0
Trading Technologies Matter [Member]
Commitment And Contingencies [Line Items]
Damages sought				$ 962,400,000
Damage awarded		$ 490,232	$ 2,100,000	$ 6,600,000
Office of Foreign Assets Control [Member] \| Subsequent Event [Member]
Commitment And Contingencies [Line Items]
Settlement agreement to be paid	$ 11,832,136