Statement Of Changes In Equity [Abstract]

Storebrand ASA - Filing #2548004

Concept	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	2022-01-01 to 2023-12-31	As at 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2021-01-01 to 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 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	As at 2022-12-31	As at 2022-01-01	As at 2022-01-01	As at 2022-01-01	As at 2022-01-01	As at 2022-01-01	As at 2022-01-01	As at 2022-01-01	As at 2022-01-01	As at 2022-01-01	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	29 531 NOK	—	15 305 NOK	—	—	10 842 NOK	2 327 NOK	739,000,000 NOK	91,000,000 NOK	16 044 NOK	—	13 078 NOK	408,000,000 NOK	—	29 519 NOK	—	—	—	10 842 NOK	14 988 NOK	39,000,000 NOK	2 360 NOK	1 041 NOK	16 029 NOK	327,000,000 NOK	—	—	—	—	—	13 163 NOK	1 041 NOK	16 188 NOK	15 147 NOK	10 842 NOK	2 360 NOK	226,000,000 NOK	29 606 NOK	9,000,000 NOK	13 192 NOK	9,000,000 NOK	37 709 NOK	10 842 NOK	23 249 NOK	2 360 NOK	13 192 NOK	1 041 NOK	24 291 NOK	226,000,000 NOK
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	3 377 NOK	—	3 350 NOK	—	3 350 NOK	—	—	—	—	—	—	3 377 NOK	—	—	27,000,000 NOK	—	2 376 NOK	2 362 NOK	2 376 NOK	—	—	—	—	—	—	—	14,000,000 NOK	—	—	—	2 362 NOK	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	292,000,000 NOK	—	292,000,000 NOK	—	10,000,000 NOK	302,000,000 NOK	—	—	—	—	—	—	—	—	—	—	439,000,000 NOK	439,000,000 NOK	—	—	—	—	—	—	—	—	—	—	—	—	439,000,000 NOK	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	3 085 NOK	—	3 058 NOK	—	3 360 NOK	302,000,000 NOK	—	—	—	—	—	—	—	—	27,000,000 NOK	—	1 937 NOK	1 923 NOK	—	—	—	—	—	—	—	—	14,000,000 NOK	—	—	—	1 923 NOK	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	1 715 NOK	—	1 715 NOK	—	1 715 NOK	—	—	—	—	—	—	—	—	—	—	—	1 646 NOK	1 646 NOK	—	—	—	—	—	—	—	—	—	—	—	—	1 646 NOK	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through other changes, equity	35,000,000 NOK	—	35,000,000 NOK	—	35,000,000 NOK	—	—	—	—	—	—	—	—	—	—	—	8,000,000 NOK	8,000,000 NOK	—	—	—	—	—	—	—	—	—	8 103 NOK	8 103 NOK	8 103 NOK	8,000,000 NOK	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—