Statement Of Cash Flows [Abstract]

Compagnie de Saint-Gobain - Filing #2811214

Concept	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	As at 2021-12-31
Statement of cash flows [abstract]
Cash flows from (used in) operating activities [abstract]
Income taxes paid (refund), classified as operating activities	1 124 EUR	—	—	1 001 EUR	—
Cash flows from (used in) operating activities	6 035 EUR	—	—	5 711 EUR	—
Cash flows from (used in) investing activities [abstract]
Cash flows from losing control of subsidiaries or other businesses, classified as investing activities	55,000,000 EUR	—	—	416,000,000 EUR	—
Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities	1 046 EUR	—	—	3 413 EUR	—
Other cash receipts from sales of equity or debt instruments of other entities, classified as investing activities	3,000,000 EUR	—	—	6,000,000 EUR	—
Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities	233,000,000 EUR	—	—	99,000,000 EUR	—
Cash flows from (used in) investing activities	3 230 EUR	—	—	4 838 EUR	—
Cash flows from (used in) financing activities [abstract]
Proceeds from changes in ownership interests in subsidiaries that do not result in loss of control	0 EUR	—	—	39,000,000 EUR	—
Payments from changes in ownership interests in subsidiaries that do not result in loss of control	0 EUR	—	—	2,000,000 EUR	—
Payments of lease liabilities, classified as financing activities	693,000,000 EUR	—	—	725,000,000 EUR	—
Cash flows from (used in) financing activities	205,000,000 EUR	—	—	1 850 EUR	—
Effect of exchange rate changes on cash and cash equivalents [abstract]
Effect of exchange rate changes on cash and cash equivalents	91,000,000 EUR	—	—	175,000,000 EUR	—
Increase (decrease) in cash and cash equivalents after effect of exchange rate changes	2 468 EUR	—	—	809,000,000 EUR	—
Cash and cash equivalents	—	8 602 EUR	6 134 EUR	—	6 943 EUR