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Financial Risk Management - Summary of Funding Programs (Detail) - 12 months ended Dec. 31, 2023 kr in Millions, $ in Millions	USD ($)	SEK (kr)
Euro Medium Term Note Program [member]
Disclosure Of Funding Programs [Line Items]
Amount	$ 5,000
Utilized	2,842
Unutilized	2,158
SEC Registered Program [member]
Disclosure Of Funding Programs [Line Items]
Amount	0
Utilized	0
Unutilized	$ 0
Commercial Paper Program [Member]
Disclosure Of Funding Programs [Line Items]
Amount | kr		kr 10,000
Utilized | kr		2,014
Unutilized | kr		kr 7,986

X

- Definition

Disclosure of funding programs.

+ References

No definition available.

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X

- Definition

Funding program amount.

+ References

No definition available.

+ Details

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Balance Type:	credit
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X

- Definition

Funding program unutilized amount.

+ References

No definition available.

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- Definition

Funding program utilized amount.

+ References

No definition available.

+ Details

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- Details

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- Details

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X

- Details

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