Disclosure Of Fair Value Measurement [Text Block]

Bouygues SA - Filing #2813587

Concept	As at 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31
Disclosure of fair value measurement [text block]	—		—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of fair value measurement of assets [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of fair value measurement of assets [abstract]
Disclosure of fair value measurement of assets [line items]
Assets	60,595,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	44,642,000,000 EUR	—	—	—	—	—	—	—	—	—	—
Reconciliation of changes in fair value measurement, assets [abstract]
Disclosure of fair value measurement of equity [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of fair value measurement of equity [abstract]
Disclosure of fair value measurement of equity [line items]
Equity	13,932,000,000 EUR	—	2 567 EUR	5 637 EUR	3 176 EUR	1 720 EUR	886,000,000 EUR	54,000,000 EUR	12,212,000,000 EUR	88,000,000 EUR	2 825 EUR	5 213 EUR	3 306 EUR	12,789,000,000 EUR	112,000,000 EUR	11,144,000,000 EUR	1 645 EUR	1 471 EUR	10,401,000,000 EUR	2 771 EUR	4 727 EUR	3 256 EUR	353,000,000 EUR	11,872,000,000 EUR
Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract]