Capital structure and financial items - Other non-cash items - Other non-cash items (Details) - DKK (kr) kr in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Reversals of non-cash income statement items
Interest income and interest expenses, net	kr (58)	kr (53)	kr (155)
Capital gains/(loss) on investments, net. etc	(340)	195	145
Result of associated company	24	(149)	137
Share-based payment costs	1,040	823	363
Increase/(decrease) in provisions and retirement benefit obligations	16,581	3,605	6,071
Other	(4,354)	3,322	161
Total other non-cash items	kr 13,009	kr 7,849	kr 7,032

Adjustments for provisions to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Provisions; Profit (loss)]

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Adjustments for share-based payments to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)]

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Adjustments for undistributed profits of associates to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Associates [member]; Profit (loss)]

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Adjustments to reconcile profit (loss) to net cash flow from (used in) operating activities that the entity does not separately disclose in the same statement or note. [Refer: Adjustments to reconcile profit (loss)]

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Adjustments For Capital Gains (Losses) On Investments

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Reversals Of Non-Cash Income Statement Items [Abstract]

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