Statement Of Comprehensive Income [Abstract]

Norske Skog ASA - Filing #4372155

Concept	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31
Statement of comprehensive income [abstract]
Profit (loss)	162 817 NOK	- NOK	- NOK	162 817 NOK	- NOK	—	- NOK	—	- NOK	106 397 NOK	- NOK	106 397 NOK
Other comprehensive income [abstract]
Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract]
Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans	376,000 NOK	—	—	—	—	—	—	—	—	364,000 NOK	—	—
Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract]
Cash flow hedges [abstract]
Gains (losses) on cash flow hedges, before tax	20 057 NOK	—	—	—	—	23 276 NOK	—	9 695 NOK	—	5 586 NOK	—	—
Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract]
Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss	82,000 NOK	—	—	—	—	—	—	—	—	80,000 NOK	—	—
Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract]
Income tax relating to cash flow hedges included in other comprehensive income	4 413 NOK	—	—	—	—	—	—	—	—	1 229 NOK	—	—
Comprehensive income	196 911 NOK	—	—	—	—	—	—	—	—	109 886 NOK	—	—
Comprehensive income attributable to [abstract]
Comprehensive income, attributable to owners of parent	196 911 NOK	—	—	—	—	—	—	—	—	109 886 NOK	—	—