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Commitments and Contingencies - Narrative (Details) € in Millions, $ in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2024 USD ($)	Dec. 31, 2019 EUR (€)	Dec. 31, 2018 EUR (€)	Dec. 31, 2017 EUR (€) Individual
Commitments and Contingencies
Letters of credit outstanding and bank guarantees	$ 60.0
Number of individuals filed lawsuit | Individual				6
Damages sought, value | €				€ 22.4
Judgement Against Defendants
Commitments and Contingencies
Court judgment against company, value	11.2		€ 10.5
Judgment Against The Western Union Company
Commitments and Contingencies
Court judgment against company, value	9.6	€ 9.0
Pending Litigation
Commitments and Contingencies
Range of possible loss, portion not accrued	$ 30.0

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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