Statement Of Comprehensive Income [Abstract]

Compagnie Générale des Etablissements Michelin - Filing #2816840

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	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)	1,000,000 EUR	- EUR	1 844 EUR	- EUR	1 845 EUR	- EUR	625,000,000 EUR	7,000,000 EUR	632,000,000 EUR	- EUR
Other comprehensive income [abstract]
Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract]
Other comprehensive income, before tax, gains (losses) from investments in equity instruments	—	—	—	—	31,000,000 EUR	—	28,000,000 EUR	—	—	—
Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans	—	—	—	—	351,000,000 EUR	—	145,000,000 EUR	—	—	—
Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract]
Income tax relating to investments in equity instruments included in other comprehensive income	—	—	—	—	7,000,000 EUR	—	7,000,000 EUR	—	—	—
Income tax relating to remeasurements of defined benefit plans included in other comprehensive income	—	—	—	—	83,000,000 EUR	—	33,000,000 EUR	—	—	—
Other comprehensive income	1,000,000 EUR	- EUR	890,000,000 EUR	- EUR	889,000,000 EUR	- EUR	829,000,000 EUR	1,000,000 EUR	830,000,000 EUR	- EUR
Comprehensive income	- EUR	- EUR	2 734 EUR	- EUR	2 734 EUR	- EUR	204,000,000 EUR	6,000,000 EUR	198,000,000 EUR	- EUR
Comprehensive income attributable to [abstract]
Comprehensive income, attributable to owners of parent	—	—	—	—	2 734 EUR	—	198,000,000 EUR	—	—	—
Comprehensive income, attributable to non-controlling interests	—	—	—	—	- EUR	—	6,000,000 EUR	—	—	—