Statement Of Cash Flows [Abstract]

KBC Groupe NV - Filing #3173660

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	532,000,000 EUR	—	—	525,000,000 EUR	—
Cash flows from (used in) operating activities	20 194 EUR	—	—	10 791 EUR	—
Cash flows from (used in) investing activities [abstract]
Cash flows from losing control of subsidiaries or other businesses, classified as investing activities	6 480 EUR	—	—	111,000,000 EUR	—
Proceeds from sales of property, plant and equipment, classified as investing activities	290,000,000 EUR	—	—	246,000,000 EUR	—
Purchase of property, plant and equipment, classified as investing activities	988,000,000 EUR	—	—	575,000,000 EUR	—
Proceeds from sales of intangible assets, classified as investing activities	3,000,000 EUR	—	—	3,000,000 EUR	—
Purchase of intangible assets, classified as investing activities	370,000,000 EUR	—	—	345,000,000 EUR	—
Dividends received, classified as investing activities	0 EUR	—	—	0 EUR	—
Cash flows from (used in) investing activities	1 982 EUR	—	—	3 986 EUR	—
Cash flows from (used in) financing activities [abstract]
Proceeds from issuing shares	7,000,000 EUR	—	—	15,000,000 EUR	—
Payments to acquire or redeem entity's shares	497,000,000 EUR	—	—	0 EUR	—
Dividends paid, classified as financing activities	1 663 EUR	—	—	3 585 EUR	—
Cash flows from (used in) financing activities	5 021 EUR	—	—	3 382 EUR	—
Effect of exchange rate changes on cash and cash equivalents [abstract]
Effect of exchange rate changes on cash and cash equivalents	330,000,000 EUR	—	—	503,000,000 EUR	—
Increase (decrease) in cash and cash equivalents after effect of exchange rate changes	13 191 EUR	—	—	3 424 EUR	—
Cash and cash equivalents	—	53 961 EUR	67 481 EUR	—	63 554 EUR