Statement Of Changes In Equity [Abstract]

Trelleborg - Filing #3777858

Concept	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	—	32 308 SEK	2 620 SEK	4,000,000 SEK	—	—	—	6 411 SEK	—	226,000,000 SEK	41 569 SEK	—	41 727 SEK	—	34 192 SEK	—	4 684 SEK	—	5,000,000 SEK	—	2 620 SEK	—	226,000,000 SEK	37 488 SEK	5 339 SEK	6,000,000 SEK	29 297 SEK	2 620 SEK	226,000,000 SEK
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	– SEK	– SEK	—	—	—	3 737 SEK	1,000,000 SEK	3 736 SEK	—	– SEK	—	—	10 074 SEK	—	– SEK	—	1,000,000 SEK	—	10 075 SEK	—	– SEK	—	– SEK	—	—	—	—	—	—	—
Other comprehensive income	1 727 SEK	– SEK	—	—	—	51,000,000 SEK	– SEK	1 676 SEK	—	– SEK	—	—	656,000,000 SEK	—	655,000,000 SEK	—	– SEK	—	1,000,000 SEK	—	– SEK	—	– SEK	—	—	—	—	—	—	—
Comprehensive income	—	—	—	—	—	—	—	5 412 SEK	—	—	—	—	9 418 SEK	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through other changes, equity	– SEK	– SEK	—	—	—	172,000,000 SEK	– SEK	172,000,000 SEK	—	– SEK	—	—	2 25 SEK	—	– SEK	—	– SEK	—	2 25 SEK	—	– SEK	—	– SEK	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	– SEK	– SEK	—	—	—	2,000,000 SEK	– SEK	2,000,000 SEK	—	– SEK	—	—	– SEK	—	– SEK	—	– SEK	—	– SEK	—	– SEK	—	– SEK	—	—	—	—	—	—	—