Results for the year - Income taxes and deferred income taxes - Computation of effective tax rate (Details)	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Reconciliation of average effective tax rate and applicable tax rate [abstract]
Statutory corporate income tax rate in Denmark	22.00%	22.00%	22.00%
Deviation in foreign subsidiaries' tax rates compared to the Danish tax rate (net)	(1.50%)	(2.50%)	(2.10%)
Non-taxable income less non-tax-deductible expenses (net)	(0.30%)	(0.20%)	0.10%
Other adjustments (net)	(1.00%)	1.40%	(0.20%)
Effective tax rate	19.20%	20.70%	19.80%

The applicable income tax rate.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2021-01-01
-Paragraph 81
-Subparagraph c
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_c_ii&doctype=Standard
-URIDate 2021-03-24

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The tax expense (income) divided by the accounting profit. [Refer: Accounting profit]

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The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from the application of foreign tax rates. [Refer: Average effective tax rate; Applicable tax rate]

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Other Tax Rate Effects For Reconciliation Between Accounting Profit And Tax Expense (Income), Including Tax Rate Effect Adjustments For Current Tax Of Prior Periods

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Tax Rate Effect Of Revenues Exempt From Taxation Less Tax Rate Effect Of Expense Not Deductible In Determining Taxable Profit (Tax Loss)

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