Analysis Of Income And Expense [Abstract]

Compagnie Générale des Etablissements Michelin - Filing #881479

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
Analysis of income and expense [abstract]
Material income and expense [abstract]
Research and development expense	—	—	—	—	682,000,000 EUR	—	646,000,000 EUR	—	—	—
Finance income (cost)	—	—	—	—	—	—	—	—	—	—
Other finance income (cost)	—	—	—	—	4,000,000 EUR	—	14,000,000 EUR	—	—	—
Selling, general and administrative expense [abstract]
General and administrative expense	—	—	—	—	2 137 EUR	—	1 994 EUR	—	—	—
Sales and marketing expense	—	—	—	—	1 133 EUR	—	1 070 EUR	—	—	—
Miscellaneous other comprehensive income [abstract]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract]
Other comprehensive income, net of tax, exchange differences on translation of foreign operations	—	—	—	—	616,000,000 EUR	—	976,000,000 EUR	—	—	—
Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract]
Share of profit (loss) of associates and joint ventures accounted for using equity method	—	—	—	—	69,000,000 EUR	—	112,000,000 EUR	—	—	—
Comprehensive income, continuing and discontinued operations [abstract]
Comprehensive income	- EUR	- EUR	2 734 EUR	- EUR	2 734 EUR	- EUR	204,000,000 EUR	198,000,000 EUR	6,000,000 EUR	- EUR
Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract]
Comprehensive income, attributable to owners of parent	—	—	—	—	2 734 EUR	—	198,000,000 EUR	—	—	—
Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract]
Comprehensive income, attributable to non-controlling interests	—	—	—	—	- EUR	—	6,000,000 EUR	—	—	—