Statement Of Changes In Equity [Abstract]

Litgrid AB - Filing #2196150

Concept	As at 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	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	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	14,626,000 EUR	20,013,000 EUR	—	32,034,000 EUR	—	221,508,000 EUR	—	- EUR	—	8,579,000 EUR	—	146,256,000 EUR	—	—	25,432,000 EUR	—	14,626,000 EUR	146,256,000 EUR	—	—	23,144,000 EUR	8,579,000 EUR	—	—	—	218,037,000 EUR	- EUR	—	14,626,000 EUR	23,099,000 EUR	8,579,000 EUR	195,571,000 EUR	2,959,000 EUR	52,000 EUR	146,256,000 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	—	—	—	—	—	—	—	—	—	—	—	20,013,000 EUR	—	—	26,603,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	—	—	- EUR	—	- EUR	—	- EUR	—	- EUR	—	- EUR	—	20,013,000 EUR	20,013,000 EUR	—	26,551,000 EUR	—	—	26,603,000 EUR	52,000 EUR	—	—	- EUR	- EUR	- EUR	—	—	- EUR	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	—	—	- EUR	—	- EUR	—	- EUR	—	- EUR	—	- EUR	—	16,542,000 EUR	16,542,000 EUR	—	4,085,000 EUR	—	—	4,085,000 EUR	- EUR	—	—	- EUR	- EUR	- EUR	—	—	- EUR	—	—	—	—	—	—	—
Increase (decrease) through other changes, equity	—	—	- EUR	—	8,890,000 EUR	—	- EUR	—	- EUR	—	- EUR	—	- EUR	8,890,000 EUR	—	- EUR	—	—	45,000 EUR	- EUR	—	—	45,000 EUR	- EUR	- EUR	—	—	- EUR	—	—	—	—	—	—	—