Profit Or Loss [Abstract]

NN Group N.V. - Filing #1858835

Concept	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31
Profit or loss [abstract]
Profit (loss) [abstract]
Revenue	—	—	—	21,4 3 3 EUR	19,52 2 EUR	—	—	—
Other income	—	—	—	89,000,000 EUR	76,000,000 EUR	—	—	—
Share of profit (loss) of associates and joint ventures accounted for using equity method	—	—	—	899,000,000 EUR	219,000,000 EUR	—	—	—
Hedging gains (losses) for hedge of group of items with offsetting risk positions	—	—	—	7 0 2 EUR	9 01 EUR	—	—	—
Profit (loss) before tax	—	—	—	4 , 010 EUR	2,34 9 EUR	—	—	—
Tax expense (income)	—	—	—	669,000,000 EUR	385,000,000 EUR	—	—	—
Profit (loss) from continuing operations	—	—	—	3, 16 3 EUR	1 , 811 EUR	—	—	—
Profit (loss) from discontinued operations	—	—	—	13 5 EUR	115,000,000 EUR	—	—	—
Profit (loss)	20,000,000 EUR	3, 278 EUR	3 , 27 8 EUR	3, 298 EUR	1,926,000,000 EUR	22,000,000 EUR	1, 9 0 4 EUR	1,9 0 4 EUR
Profit (loss), attributable to [abstract]
Profit (loss), attributable to owners of parent	—	—	—	3 , 278 EUR	1,9 0 4 EUR	—	—	—
Profit (loss), attributable to non-controlling interests	—	—	—	20,000,000 EUR	22,000,000 EUR	—	—	—
Earnings per share [text block]	—	—	—	—	—	—	—	—
Earnings per share [abstract]
Earnings per share [line items]
Basic earnings per share [abstract]
Basic earnings (loss) per share from continuing operations	—	—	—	10 . 01	5. 52	—	—	—
Basic earnings (loss) per share from discontinued operations	—	—	—	0 . 41	0.36	—	—	—
Basic earnings (loss) per share	—	—	—	10 . 42	5.88	—	—	—
Diluted earnings per share [abstract]
Diluted earnings (loss) per share from continuing operations	—	—	—	10 . 0 0	5 . 51	—	—	—
Diluted earnings (loss) per share from discontinued operations	—	—	—	0 . 41	0.36	—	—	—
Diluted earnings (loss) per share	—	—	—	10 . 41	5 . 87	—	—	—