Statement Of Cash Flows [Abstract]

KBC Groupe NV - Filing #3174052

Concept	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	As at 2019-12-31
Statement of cash flows [abstract]
Cash flows from (used in) operating activities [abstract]
Income taxes paid (refund), classified as operating activities	—	485,000,000 EUR	—	560,000,000 EUR	—
Cash flows from (used in) operating activities	—	14 043 EUR	—	26 369 EUR	—
Cash flows from (used in) investing activities [abstract]
Cash flows from losing control of subsidiaries or other businesses, classified as investing activities	—	0 EUR	—	0 EUR	—
Proceeds from sales of property, plant and equipment, classified as investing activities	—	292,000,000 EUR	—	294,000,000 EUR	—
Purchase of property, plant and equipment, classified as investing activities	—	603,000,000 EUR	—	638,000,000 EUR	—
Proceeds from sales of intangible assets, classified as investing activities	—	20,000,000 EUR	—	50,000,000 EUR	—
Purchase of intangible assets, classified as investing activities	—	327,000,000 EUR	—	365,000,000 EUR	—
Dividends received, classified as investing activities	—	0 EUR	—	0 EUR	—
Cash flows from (used in) investing activities	—	822,000,000 EUR	—	7 253 EUR	—
Cash flows from (used in) financing activities [abstract]
Proceeds from issuing shares	—	14,000,000 EUR	—	18,000,000 EUR	—
Dividends paid, classified as financing activities	—	1 433 EUR	—	0 EUR	—
Cash flows from (used in) financing activities	—	448,000,000 EUR	—	451,000,000 EUR	—
Effect of exchange rate changes on cash and cash equivalents [abstract]
Effect of exchange rate changes on cash and cash equivalents	—	1 343 EUR	—	891,000,000 EUR	—
Increase (decrease) in cash and cash equivalents after effect of exchange rate changes	—	14 417 EUR	—	19 566 EUR	—
Cash and cash equivalents	63 554 EUR	—	47 794 EUR	—	29 118 EUR