Disclosure Of Fair Value Measurement [Text Block]

NSI N.V. - Filing #2154279

Concept	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	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
Disclosure of fair value measurement [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of fair value measurement of assets [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of fair value measurement of assets [abstract]
Disclosure of fair value measurement of assets [line items]
Assets	—	—	—	1,087,625,000 EUR	—	—	1,279,790,000 EUR	—	—	—	—	—	—	—	—
Reconciliation of changes in fair value measurement, assets [abstract]
Disclosure of fair value measurement of liabilities [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of fair value measurement of liabilities [abstract]
Disclosure of fair value measurement of liabilities [line items]
Liabilities	—	—	—	377,743,000 EUR	—	—	392,782,000 EUR	—	—	—	—	—	—	—	—
Reconciliation of changes in fair value measurement, liabilities [abstract]
Disclosure of fair value measurement of equity [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of fair value measurement of equity [abstract]
Disclosure of fair value measurement of equity [line items]
Equity	915,068,000 EUR	136,988,000 EUR	74,171,000 EUR	709,882,000 EUR	142,370,000 EUR	70,868,000 EUR	887,008,000 EUR	915,447,000 EUR	73,800,000 EUR	31,370,000 EUR	948,457,000 EUR	120,961,000 EUR	161,762,000 EUR	916,768,000 EUR	72,489,000 EUR
Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract]