Statement Of Comprehensive Income [Abstract]

SalMar ASA - Filing #2614559

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	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	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
Statement of comprehensive income [abstract]
Profit (loss)	51,404,000 NOK	0 NOK	0 NOK	2,616,716,000 NOK	0 NOK	0 NOK	0 NOK	0 NOK	0 NOK	0 NOK	2,668,120,000 NOK	2,616,716,000 NOK	0 NOK	2,008,290,000 NOK	0 NOK	1,979,018,000 NOK	0 NOK	0 NOK	0 NOK	0 NOK	29,272,000 NOK	0 NOK	1,979,018,000 NOK	0 NOK
Other comprehensive income [abstract]
Other comprehensive income	45,869,000 NOK	78,482,000 NOK	0 NOK	112,352,000 NOK	9,943,000 NOK	0 NOK	37,792,000 NOK	13,865,000 NOK	0 NOK	0 NOK	158,221,000 NOK	0 NOK	0 NOK	212,083,000 NOK	0 NOK	0 NOK	136,075,000 NOK	0 NOK	0 NOK	57,178,000 NOK	26,962,000 NOK	0 NOK	185,121,000 NOK	8,131,000 NOK
Comprehensive income	5,535,000 NOK	78,482,000 NOK	0 NOK	2,504,364,000 NOK	9,943,000 NOK	0 NOK	37,792,000 NOK	13,865,000 NOK	0 NOK	0 NOK	2,509,899,000 NOK	2,616,716,000 NOK	0 NOK	2,220,373,000 NOK	0 NOK	1,979,018,000 NOK	136,075,000 NOK	0 NOK	0 NOK	57,178,000 NOK	56,234,000 NOK	0 NOK	2,164,139,000 NOK	8,131,000 NOK
Comprehensive income attributable to [abstract]
Comprehensive income, attributable to owners of parent	—	—	—	—	—	—	—	—	—	—	2,504,364,000 NOK	—	—	2,164,139,000 NOK	—	—	—	—	—	—	—	—	—	—
Comprehensive income, attributable to non-controlling interests	—	—	—	—	—	—	—	—	—	—	5,535,000 NOK	—	—	56,234,000 NOK	—	—	—	—	—	—	—	—	—	—