Statement Of Changes In Equity [Abstract]

Storebrand ASA - Filing #2585136

Concept	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	2020-01-01 to 2022-12-31	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
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Sale or issue of treasury shares	30,000,000 NOK	460,000,000 NOK	431,000,000 NOK	431,000,000 NOK	30,000,000 NOK	7,000,000 NOK	7,000,000 NOK	97,000,000 NOK	104,000,000 NOK	97,000,000 NOK