Statement Of Comprehensive Income [Abstract]

Kendrion N.V. - Filing #1858299

Concept	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31
Statement of comprehensive income [abstract]
Profit (loss)	– EUR	– EUR	– EUR	– EUR	– EUR	– EUR	14,400,000 EUR	14,400,000 EUR	4,300,000 EUR	– EUR	4,300,000 EUR	– EUR	– EUR	– EUR	– EUR	– EUR
Other comprehensive income [abstract]
Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract]
Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans	– EUR	– EUR	– EUR	500,000 EUR	– EUR	– EUR	500,000 EUR	– EUR	– EUR	– EUR	1,600,000 EUR	– EUR	– EUR	– EUR	1,600,000 EUR	– EUR
Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract]
Exchange differences on translation [abstract]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations	– EUR	– EUR	– EUR	– EUR	– EUR	7,800,000 EUR	7,800,000 EUR	– EUR	– EUR	– EUR	5,500,000 EUR	5,500,000 EUR	– EUR	– EUR	– EUR	– EUR
Cash flow hedges [abstract]
Other comprehensive income, net of tax, cash flow hedges	– EUR	100,000 EUR	– EUR	– EUR	– EUR	– EUR	100,000 EUR	– EUR	– EUR	– EUR	200,000 EUR	– EUR	– EUR	200,000 EUR	– EUR	– EUR
Other comprehensive income	– EUR	100,000 EUR	– EUR	500,000 EUR	– EUR	7,800,000 EUR	8,400,000 EUR	– EUR	– EUR	– EUR	3,700,000 EUR	5,500,000 EUR	– EUR	200,000 EUR	1,600,000 EUR	– EUR
Comprehensive income	– EUR	100,000 EUR	– EUR	500,000 EUR	– EUR	7,800,000 EUR	22,800,000 EUR	14,400,000 EUR	4,300,000 EUR	– EUR	600,000 EUR	5,500,000 EUR	– EUR	200,000 EUR	1,600,000 EUR	– EUR