Analysis Of Income And Expense [Abstract]

SEB - Filing #680322

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
Analysis of income and expense [abstract]
Revenue [abstract]
Interest income	—	135 394 SEK	—	—	—	—	—	—	—	56 150 SEK	—	—
Material income and expense [abstract]
Interest expense	—	87 868 SEK	—	—	—	—	—	—	—	22 707 SEK	—	—
Interest income (expense)	—	47 526 SEK	—	—	—	—	—	—	—	33 443 SEK	—	—
Revenue and other operating income	—	80 193 SEK	—	—	—	—	—	—	—	64 478 SEK	—	—
Operating expense	—	27 449 SEK	—	—	—	—	—	—	—	25 044 SEK	—	—
Fee and commission income (expense) [abstract]
Fee and commission income [abstract]
Fee and commission income	—	27 962 SEK	—	—	—	—	—	—	—	27 601 SEK	—	—
Fee and commission expense [abstract]
Fee and commission expense	—	6 293 SEK	—	—	—	—	—	—	—	6 067 SEK	—	—
Fee and commission income (expense)	—	21 669 SEK	—	—	—	—	—	—	—	21 534 SEK	—	—
Expenses by nature [abstract]
Classes of employee benefits expense [abstract]
Employee benefits expense	—	17 558 SEK	—	—	—	—	—	—	—	15 980 SEK	—	—
Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract]
Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss	—	1 999 SEK	—	—	—	—	—	—	—	2 078 SEK	—	—
Other expenses, by nature	—	7 892 SEK	—	—	—	—	—	—	—	6 986 SEK	—	—
Miscellaneous other comprehensive income [abstract]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations	—	385,000,000 SEK	—	—	—	—	—	—	—	1 438 SEK	—	—
Income tax relating to exchange differences on translation of foreign operations and hedges of net investments in foreign operations included in other comprehensive income [abstract]
Income tax relating to exchange differences on translation of foreign operations included in other comprehensive income	—	61,000,000 SEK	—	—	—	—	—	—	—	1 030 SEK	—	—
Comprehensive income, continuing and discontinued operations [abstract]
Comprehensive income	0 SEK	37 024 SEK	659,000,000 SEK	49,000,000 SEK	38 116 SEK	385,000,000 SEK	81,000,000 SEK	48,000,000 SEK	641,000,000 SEK	29 085 SEK	26 877 SEK	1 438 SEK
Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract]
Comprehensive income, attributable to owners of parent	—	37 024 SEK	—	—	—	—	—	—	—	29 085 SEK	—	—