Statement Of Changes In Equity [Abstract]

Itera - Filing #2613653

Concept	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	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	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 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 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 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	492,000 NOK	—	32 811 NOK	—	39 536 NOK	—	47 362 NOK	—	820,000 NOK	24 655 NOK	—	—	—	31 066 NOK	21 563 NOK	—	24 655 NOK	381,000 NOK	563,000 NOK	—	34 341 NOK	—	—	—	483,000 NOK	8 933 NOK	46 370 NOK	231,000 NOK	24 655 NOK	30 396 NOK
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	44 148 NOK	—	- NOK	—	- NOK	—	- NOK	—	—	- NOK	44 148 NOK	48 633 NOK	—	—	- NOK	—	—	—	- NOK	—	- NOK	- NOK	48 633 NOK	—	—	—	—	—	—
Other comprehensive income	—	- NOK	—	- NOK	—	258,000 NOK	—	- NOK	—	—	- NOK	258,000 NOK	79,000 NOK	—	—	- NOK	—	—	—	- NOK	—	- NOK	79,000 NOK	- NOK	—	—	—	—	—	—
Comprehensive income	—	—	—	—	—	—	—	—	—	—	—	44 406 NOK	48 712 NOK	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	—	27 853 NOK	—	- NOK	—	- NOK	—	- NOK	—	—	- NOK	27 853 NOK	47 963 NOK	—	—	- NOK	—	—	—	- NOK	—	- NOK	- NOK	47 963 NOK	—	—	—	—	—	—