Statement Of Changes In Equity [Abstract]

Investors House Oyj - Filing #2174590

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	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	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 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	32 538 EUR	—	—	—	425,000 EUR	7,000 EUR	9 682 EUR	2 556 EUR	32 113 EUR	—	—	19 868 EUR	—	8 337 EUR	—	36 371 EUR	—	24 996 EUR	35 896 EUR	475,000 EUR	7,000 EUR	2 556 EUR	—	—	11 023 EUR	1 017 EUR	37 253 EUR	2 556 EUR	7,000 EUR	23 667 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	3 222 EUR	3 213 EUR	—	—	—	—	—	—	—	3 213 EUR	—	—	—	975,000 EUR	—	—	—	—	—	—	—	1 112 EUR	975,000 EUR	—	—	—	—	—	—
Comprehensive income	—	3 222 EUR	3 213 EUR	9,000 EUR	—	—	—	—	—	—	3 213 EUR	—	137,000 EUR	—	975,000 EUR	—	—	—	—	—	—	—	1 112 EUR	975,000 EUR	—	—	—	—	—	—
Dividends recognised as distributions to owners	—	—	1 818 EUR	—	—	—	—	—	—	6 181 EUR	7 999 EUR	—	—	—	1 636 EUR	—	—	—	—	—	—	—	—	1 636 EUR	—	—	—	—	—	—
Increase (decrease) through other changes, equity	—	—	—	59,000 EUR	—	—	—	—	—	—	—	—	405,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity	—	—	50,000 EUR	—	—	—	—	—	—	53,000 EUR	3,000 EUR	—	—	—	69,000 EUR	—	—	—	—	—	—	—	—	69,000 EUR	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	—	—	—	—	—	—	—	—	—	1 000 EUR	1 000 EUR	—	—	—	1 323 EUR	—	1 329 EUR	—	—	—	—	—	—	6,000 EUR	—	—	—	—	—	—