Statement Of Changes In Equity [Abstract]

Bittium Oyj - Filing #2174405

Concept	As at 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	115 774 EUR	—	—	—	—	0 EUR	75 561 EUR	12 941 EUR	1 318 EUR	—	25 953 EUR	—	—	76 814 EUR	116 815 EUR	—	—	25 953 EUR	—	1 106 EUR	12 941 EUR	0 EUR	—	—	74 478 EUR	0 EUR	12 941 EUR	874,000 EUR	25 953 EUR	114 247 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	—	253,000 EUR	253,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	3 324 EUR	3 324 EUR	—	—	—	—	—	—
Comprehensive income	—	0 EUR	466,000 EUR	253,000 EUR	0 EUR	—	—	—	—	0 EUR	—	212,000 EUR	0 EUR	—	—	0 EUR	231,000 EUR	—	0 EUR	—	—	—	3 556 EUR	3 324 EUR	—	—	—	—	—	—
Dividends recognised as distributions to owners	—	—	1 428 EUR	1 428 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1 110 EUR	1 110 EUR	—	—	—	—	—	—
Increase (decrease) through other changes, equity	—	—	9,000 EUR	9,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	8,000 EUR	8,000 EUR	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	—	—	74,000 EUR	74,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	114,000 EUR	114,000 EUR	—	—	—	—	—	—