Analysis Of Income And Expense [Abstract]

Litgrid AB - Filing #2193059

Concept	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31
Analysis of income and expense [abstract]
Revenue [abstract]
Dividend income	—	—	—	—	—	307,000 EUR	—	—	—	895,000 EUR	—	—	—	—
Revenue	—	—	—	—	—	267 258 EUR	—	—	—	206 399 EUR	—	—	—	—
Material income and expense [abstract]
Write-downs (reversals of write-downs) of property, plant and equipment [abstract]
Impairment loss recognised in profit or loss, property, plant and equipment	—	—	—	—	—	- EUR	—	—	—	233,000 EUR	—	—	—	—
Gains (losses) on disposals of property, plant and equipment [abstract]
Losses on disposals of property, plant and equipment	—	—	—	—	—	127,000 EUR	—	—	—	590,000 EUR	—	—	—	—
Gains (losses) on disposals of investments [abstract]
Gains (losses) on disposals of investments	—	—	—	—	—	- EUR	—	—	—	831,000 EUR	—	—	—	—
Repairs and maintenance expense	—	—	—	—	—	8 058 EUR	—	—	—	9 449 EUR	—	—	—	—
Revenue and other operating income	—	—	—	—	—	270 588 EUR	—	—	—	207 516 EUR	—	—	—	—
Operating expense	—	—	—	—	—	246 063 EUR	—	—	—	177 460 EUR	—	—	—	—
Expenses by nature [abstract]
Classes of employee benefits expense [abstract]
Employee benefits expense	—	—	—	—	—	12 365 EUR	—	—	—	11 151 EUR	—	—	—	—
Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract]
Depreciation and amortisation expense [abstract]
Depreciation and amortisation expense	—	—	—	—	—	21 337 EUR	—	—	—	20 354 EUR	—	—	—	—
Other expenses, by nature	—	—	—	—	—	7 554 EUR	—	—	—	5 097 EUR	—	—	—	—
Disclosure of attribution of expenses by nature to their function [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of attribution of expenses by nature to their function [abstract]
Disclosure of attribution of expenses by nature to their function [line items]
Comprehensive income, continuing and discontinued operations [abstract]
Comprehensive income	- EUR	- EUR	- EUR	- EUR	- EUR	20 013 EUR	20 013 EUR	26 603 EUR	- EUR	26 551 EUR	- EUR	52,000 EUR	- EUR	- EUR