Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Intangible assets and goodwill [abstract] | |||
| Intangible assets and goodwill |
20 440
SEK
|
19 886
SEK
|
19 488
SEK
|
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
8 275
SEK
|
7 830
SEK
|
7 705
SEK
|
| Miscellaneous non-current assets [abstract] | |||
| Non-current net defined benefit asset |
2 100
SEK
|
2 431
SEK
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Current prepayments and current accrued income including current contract assets |
2 579
SEK
|
2 028
SEK
|
1 970
SEK
|
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
252 994
SEK
|
365 992
SEK
|
360 153
SEK
|
| Miscellaneous assets [abstract] | |||
| Derivative financial assets |
39 563
SEK
|
50 504
SEK
|
40 531
SEK
|
| Equity instruments held |
34 316
SEK
|
30 268
SEK
|
38 051
SEK
|
| Debt instruments held [abstract] | |||
| Government debt instruments held |
178 619
SEK
|
151 483
SEK
|
163 590
SEK
|
| Loans and advances | — | — | — |
| Loans and advances to banks |
67 534
SEK
|
56 589
SEK
|
39 504
SEK
|
| Loans and advances to customers |
1 863 375
SEK
|
1 842 811
SEK
|
1 703 206
SEK
|
| Cash and bank balances at central banks |
252 994
SEK
|
365 992
SEK
|
360 153
SEK
|
| Investments for risk of policyholders |
319 795
SEK
|
268 594
SEK
|
303 877
SEK
|
| Other assets |
8 001
SEK
|
8 244
SEK
|
9 012
SEK
|
| Trade and other payables [abstract] | |||
| Accruals and deferred income including contract liabilities [abstract] | |||
| Accruals and deferred income including contract liabilities |
5 364
SEK
|
4 657
SEK
|
4 807
SEK
|
| Categories of current financial liabilities [abstract] | |||
| Current financial liabilities at fair value through profit or loss [abstract] | |||
| Current financial liabilities at fair value through profit or loss, classified as held for trading |
17 297
SEK
|
27 134
SEK
|
28 613
SEK
|
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current net defined benefit liability |
176,000,000
SEK
|
168,000,000
SEK
|
1 801
SEK
|
| Miscellaneous liabilities [abstract] | |||
| Derivative financial liabilities |
73 453
SEK
|
68 679
SEK
|
28 106
SEK
|
| Deposit liabilities | — | — | — |
| Deposits from banks |
72 054
SEK
|
72 826
SEK
|
92 812
SEK
|
| Deposits from customers [abstract] | |||
| Deposits from customers |
1 234 262
SEK
|
1 305 948
SEK
|
1 265 783
SEK
|
| Subordinated liabilities [abstract] | |||
| Subordinated liabilities |
32 841
SEK
|
31 331
SEK
|
28 604
SEK
|
| Debt instruments issued |
728 548
SEK
|
784 206
SEK
|
735 917
SEK
|
| Investment contracts liabilities |
320 609
SEK
|
268 892
SEK
|
304 181
SEK
|
| Other liabilities |
31 162
SEK
|
26 984
SEK
|
28 978
SEK
|
| Net assets (liabilities) [abstract] | |||
| Assets |
2 855 519
SEK
|
2 854 646
SEK
|
2 750 437
SEK
|
| Liabilities |
2 656 730
SEK
|
2 678 566
SEK
|
2 588 257
SEK
|
| Assets less current liabilities [abstract] |