Statement Of Changes In Equity [Abstract]

NLB - Filing #6004315

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	2021-01-01 to 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	2021-01-01 to 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	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	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	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	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	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	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 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	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 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 changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	—	—	—	—	200,000 EUR	871,378 EUR	13,522 EUR	458,266 EUR	13,522 EUR	—	11,366 EUR	12,464 EUR	4,734 EUR	3,696 EUR	871,378 EUR	—	—	2.078.733 EUR	137,390 EUR	17,184 EUR	200,000 EUR	—	—	1.004.385 EUR	—	2.216.123 EUR	—	—	—	—	—	—	1.551.934 EUR	—	13,522 EUR	13,522 EUR	341,992 EUR	—	—	—	—	—	—	—	—	—	—	—	17,724 EUR	871,378 EUR	2.123.040 EUR	846,762 EUR	170,251 EUR	1.952.789 EUR	200,000 EUR	—	3,592 EUR	3,645 EUR	27,694 EUR	—	—	42,496 EUR	—	—	1.450.994 EUR	200,000 EUR	871,378 EUR	13,522 EUR	228,040 EUR	200,000 EUR	871,378 EUR	574,489 EUR	13,522 EUR	1.685.882 EUR	45,015 EUR	1.730.897 EUR	24,444 EUR	871,378 EUR	200,000 EUR	17,055 EUR	47,880 EUR	4,332 EUR	4,159 EUR	1.333.225 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	- EUR	- EUR	- EUR	208,421 EUR	- EUR	—	—	—	—	—	- EUR	—	—	—	—	—	247,868 EUR	- EUR	—	—	—	—	236,404 EUR	11,464 EUR	—	236,404 EUR	—	- EUR	- EUR	- EUR	- EUR	- EUR	208,421 EUR	—	- EUR	—	—	—	269,707 EUR	- EUR	- EUR	3,049 EUR	- EUR	269,707 EUR	- EUR	- EUR	- EUR	272,756 EUR	113,952 EUR	—	—	—	—	—	—	—	- EUR	—	—	—	- EUR	- EUR	—	- EUR	113,952 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	- EUR	- EUR	- EUR	- EUR	- EUR	—	—	—	—	—	- EUR	—	—	—	—	—	30,168 EUR	540,000 EUR	—	—	—	—	- EUR	1,618 EUR	—	28,550 EUR	—	15,177 EUR	104,000 EUR	1,085 EUR	28,005 EUR	- EUR	15,281 EUR	—	- EUR	—	—	—	- EUR	- EUR	669,000 EUR	653,000 EUR	- EUR	2,800 EUR	3,250 EUR	- EUR	- EUR	2,147 EUR	3,817 EUR	—	—	—	—	—	—	—	2,833 EUR	—	—	—	702,000 EUR	567,000 EUR	—	- EUR	- EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	- EUR	- EUR	- EUR	208,421 EUR	- EUR	—	—	—	—	—	- EUR	—	—	—	—	—	217,700 EUR	540,000 EUR	—	—	—	—	236,404 EUR	9,846 EUR	—	207,854 EUR	—	15,177 EUR	104,000 EUR	1,085 EUR	28,005 EUR	- EUR	193,140 EUR	—	- EUR	—	—	—	269,707 EUR	- EUR	669,000 EUR	3,702 EUR	- EUR	266,907 EUR	3,250 EUR	- EUR	- EUR	270,609 EUR	117,769 EUR	—	—	—	—	—	—	—	2,833 EUR	—	—	—	702,000 EUR	567,000 EUR	—	- EUR	113,952 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	- EUR	- EUR	- EUR	92,200 EUR	- EUR	—	—	—	—	—	- EUR	—	—	—	—	—	99,910 EUR	- EUR	—	—	—	—	92,200 EUR	7,710 EUR	—	92,200 EUR	—	- EUR	- EUR	- EUR	- EUR	- EUR	92,200 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through other changes, equity	—	—	—	—	- EUR	—	—	—	—	—	- EUR	—	—	—	—	—	27,000 EUR	- EUR	—	—	—	—	27,000 EUR	- EUR	—	27,000 EUR	—	—	—	- EUR	- EUR	- EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity	—	—	—	—	- EUR	—	—	—	—	—	- EUR	—	—	—	—	—	24,680 EUR	- EUR	—	—	—	—	10,168 EUR	34,997 EUR	—	10,317 EUR	—	—	—	- EUR	149,000 EUR	- EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—