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Other operating expenses (Tables)

12 Months Ended

Dec. 31, 2024

Other operating expenses [Abstract]

Disclosure of detailed information about other operating expenses [Table Text Block]

(Million euro)			2024			2023			Var. 24/23			2022			Var. 23/22
Subcontracted work			3,550			3,337			213			2,975			362
Leases			257			251			6			257			(6)
Repairs and maintenance			75			82			(7)			89			(7)
Independent professional services			454			485			(31)			449			36
Changes in provisions for liabilities (Note 6.3)			(36)			53			(89)			(68)			121
Other operating expenses			631			670			(39)			480			190
Total other operating expenses			4,931			4,878			53			4,182			696

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Disclosure of detailed information about other operating expenses

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Other operating expenses

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