v3.25.4
Net results of financial transactions (Details) - SEK (kr)
kr in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of detailed information about financial instruments [line items]      
Currency exchange-rate effects on all assets and liabilities excl. currency exchange-rate effects related to revaluation at fair value kr 7 kr (5) kr 2
Total net results of financial transactions 18 (40) 21
of which in fair value hedges      
Disclosure of detailed information about financial instruments [line items]      
Net results of the hedging instrument 675 1,818 6,808
Net results of the hedged item (718) (1,853) (6,831)
Designated upon initial recognition (FVO)      
Disclosure of detailed information about financial instruments [line items]      
Financial assets or liabilities at fair value through profit or loss 614 (197) (2,024)
Mandatorily      
Disclosure of detailed information about financial instruments [line items]      
Financial assets or liabilities at fair value through profit or loss (563) 192 2,057
Financial assets at amortized cost      
Disclosure of detailed information about financial instruments [line items]      
Derecognition of financial instruments not measured at fair value through profit or loss kr 3 kr 5 kr 9