Profit Or Loss [Abstract]

Sampo Oyj - Filing #5454473

Concept	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31
Profit or loss [abstract]
Profit (loss) [abstract]
Revenue	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Insurance revenue	—	—	—	—	—	—	—	9 450 EUR	—	—	—	8 417 EUR	—	—	—	—	—	—	—	—
Insurance service expenses from insurance contracts issued	—	—	—	—	—	—	—	7 684 EUR	—	—	—	7 076 EUR	—	—	—	—	—	—	—	—
Income (expenses) from reinsurance contracts held, other than finance income (expenses)	—	—	—	—	—	—	—	372,000,000 EUR	—	—	—	148,000,000 EUR	—	—	—	—	—	—	—	—
Insurance finance income (expenses) from insurance contracts issued recognised in profit or loss	—	—	—	—	—	—	—	309,000,000 EUR	—	—	—	529,000,000 EUR	—	—	—	—	—	—	—	—
Finance income (expenses) from reinsurance contracts held recognised in profit or loss	—	—	—	—	—	—	—	57,000,000 EUR	—	—	—	83,000,000 EUR	—	—	—	—	—	—	—	—
Profit (loss) before tax	—	—	—	—	—	—	—	1 533 EUR	—	—	—	1 765 EUR	—	—	—	—	—	—	—	—
Tax expense (income)	—	—	—	—	—	—	—	330,000,000 EUR	—	—	—	339,000,000 EUR	—	—	—	—	—	—	—	—
Profit (loss) from continuing operations	—	—	—	—	—	—	—	1 229 EUR	—	—	—	1 142 EUR	—	—	—	—	—	—	—	—
Profit (loss) from discontinued operations	—	—	—	—	—	—	—	— EUR	—	—	—	251,000,000 EUR	—	—	—	—	—	—	—	—
Profit (loss)	— EUR	— EUR	1 154 EUR	— EUR	— EUR	1 154 EUR	50,000,000 EUR	1 203 EUR	— EUR	— EUR	— EUR	1 393 EUR	— EUR	1 323 EUR	70,000,000 EUR	1 323 EUR	— EUR	— EUR	— EUR	— EUR
Profit (loss), attributable to [abstract]
Profit (loss), attributable to owners of parent	—	—	—	—	—	—	—	1 154 EUR	—	—	—	1 323 EUR	—	—	—	—	—	—	—	—
Profit (loss), attributable to non-controlling interests	—	—	—	—	—	—	—	50,000,000 EUR	—	—	—	70,000,000 EUR	—	—	—	—	—	—	—	—
Earnings per share [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Earnings per share [abstract]
Earnings per share [line items]
Basic earnings per share [abstract]
Basic earnings (loss) per share	—	—	—	—	—	—	—	—	—	—	—	262.00	—	—	—	—	—	—	—	—
Diluted earnings per share [abstract]
Diluted earnings (loss) per share from continuing operations	—	—	—	—	—	—	—	225.00	—	—	—	212.00	—	—	—	—	—	—	—	—
Diluted earnings (loss) per share	—	—	—	—	—	—	—	225.00	—	—	—	—	—	—	—	—	—	—	—	—