Statement Of Financial Position [Abstract]

KBC Groupe NV - Filing #3174055

Concept	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 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 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	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	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31
Statement of financial position [abstract]
Assets [abstract]
Investments in subsidiaries, joint ventures and associates reported in separate financial statements	—	—	—	—	37,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	24,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Non-current assets or disposal groups classified as held for sale or as held for distribution to owners	—	—	—	—	10 001 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	19,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Current tax assets	—	—	—	—	179,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	125,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Deferred tax assets	—	—	—	—	1 117 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1 499 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Cash and cash equivalents	—	—	—	—	63 554 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	47 794 EUR	—	—	—	—	—	—	—	29 118 EUR	—	—	—	—	—	—	—	—	—	—
Assets	—	—	—	—	340 346 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	320 743 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Equity and liabilities [abstract]
Equity [abstract]
Equity attributable to owners of parent	—	—	—	—	21 577 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	20 030 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Non-controlling interests	—	—	—	—	0 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Equity	0 EUR	14 272 EUR	318,000,000 EUR	1 500 EUR	23 077 EUR	1 108 EUR	74,000,000 EUR	79,000,000 EUR	496,000,000 EUR	1,000,000 EUR	642,000,000 EUR	246,000,000 EUR	21 577 EUR	0 EUR	5 528 EUR	110,000,000 EUR	1 460 EUR	13 146 EUR	88,000,000 EUR	0 EUR	1 294 EUR	20 030 EUR	1 459 EUR	1,000,000 EUR	45,000,000 EUR	1 500 EUR	163,000,000 EUR	1 130 EUR	325,000,000 EUR	382,000,000 EUR	1,000,000 EUR	5 514 EUR	21 530 EUR	15,000,000 EUR	18 722 EUR	37,000,000 EUR	0 EUR	0 EUR	92,000,000 EUR	5 498 EUR	20 222 EUR	32,000,000 EUR	11 732 EUR	4,000,000 EUR	2,000,000 EUR	1 331 EUR	1 500 EUR	89,000,000 EUR	350,000,000 EUR	992,000,000 EUR	1 458 EUR
Liabilities [abstract]
Provisions [abstract]
Provisions	—	—	—	—	282,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	209,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Current tax liabilities	—	—	—	—	87,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	79,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Deferred tax liabilities	—	—	—	—	348,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	419,000,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Liabilities included in disposal groups classified as held for sale	—	—	—	—	4 262 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Liabilities	—	—	—	—	317 269 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	299 214 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Equity and liabilities	—	—	—	—	340 346 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	320 743 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—