Commitments and Contingencies (Details) € in Billions		6 Months Ended	12 Months Ended
	Oct. 03, 2023 action	Jun. 28, 2025 plaintiff	Dec. 31, 2021 EUR (€)	Dec. 31, 2020 EUR (€)	Dec. 31, 2019 EUR (€)	Dec. 31, 2018 EUR (€)	Dec. 31, 2017 EUR (€)	Sep. 28, 2024 claim
Other Commitments [Line Items]
Loss contingency, additional claims, number | claim								15
Loss contingency, number of plaintiffs | plaintiff		200
Number of investor actions | action	4
Luxembourg | Foreign tax authority | Tax Year 2017
Other Commitments [Line Items]
Assessment received from Belgian tax authority (in euros)							€ 1.0
Luxembourg | Foreign tax authority | Tax Year 2018
Other Commitments [Line Items]
Assessment received from Belgian tax authority (in euros)						€ 1.0
Luxembourg | Foreign tax authority | Tax Year 2019
Other Commitments [Line Items]
Assessment received from Belgian tax authority (in euros)					€ 1.0
Luxembourg | Foreign tax authority | Tax Year 2020
Other Commitments [Line Items]
Assessment received from Belgian tax authority (in euros)				€ 1.0
Luxembourg | Foreign tax authority | Tax Year 2021
Other Commitments [Line Items]
Assessment received from Belgian tax authority (in euros)			€ 1.0