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Commitments and Contingencies (Details) - lawsuit		3 Months Ended
	Jan. 14, 2022	Mar. 31, 2022
Stanford Trust Company Litigation
Loss Contingencies [Line Items]
Number of actions filed		7
Stanford Trust Company Litigation, SPTC As Defendant
Loss Contingencies [Line Items]
Number of actions filed		4
Stanford Trust Company Litigation, Claims For Violations Of Louisiana Racketeering Act
Loss Contingencies [Line Items]
Number of actions filed		2
Stanford Trust Company Litigation, Federal Class Actions
Loss Contingencies [Line Items]
Number of actions filed		2
Stanford Trust Company Litigation, Ancillary Actions
Loss Contingencies [Line Items]
Number of dismissed actions	2
Number of actions filed		5
Number of lawsuits filed		2

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- Definition

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+ References

No definition available.

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- Definition

Number of claims dismissed.

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- Definition

The total number of new claims filed pertaining to a loss contingency during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

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- Definition

Number of pending claims pertaining to a loss contingency.

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-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
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