Analysis Of Income And Expense [Abstract]

KMC Properties ASA - Filing #2613718

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	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]
Material income and expense [abstract]
Finance income (cost)	—	—	—	75 719 NOK	—	—	—	28 073 NOK	—	—
Revenue and other operating income	—	—	—	226 145 NOK	—	—	—	51 797 NOK	—	—
Operating expense	—	—	—	78 303 NOK	—	—	—	21 355 NOK	—	—
Gains (losses) on change in fair value of derivatives [abstract]
Gains (losses) on change in fair value of derivatives	—	—	—	63 812 NOK	—	—	—	- NOK	—	—
Expenses by nature [abstract]
Classes of employee benefits expense [abstract]
Employee benefits expense	—	—	—	22 536 NOK	—	—	—	1 871 NOK	—	—
Other expenses, by nature	—	—	—	44 240 NOK	—	—	—	16 663 NOK	—	—
Miscellaneous other comprehensive income [abstract]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations	- NOK	- NOK	23 818 NOK	23 818 NOK	- NOK	- NOK	- NOK	10 059 NOK	10 059 NOK	- NOK
Comprehensive income, continuing and discontinued operations [abstract]
Comprehensive income	—	—	—	281 029 NOK	—	—	—	302 572 NOK	—	—
Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract]
Comprehensive income, attributable to owners of parent	—	—	—	281 029 NOK	—	—	—	302 572 NOK	—	—
Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract]
Comprehensive income, attributable to non-controlling interests	—	—	—	- NOK	—	—	—	- NOK	—	—