Significant accounting policies (Tables)

12 Months Ended

Dec. 31, 2022

Significant accounting policies

Schedule of exchange rates used

	Average rate			Closing rate
				Dec 31,	Dec 31,	Dec 31,
	2022	2021	2020	2022	2021	2020
USD (EUR 1)	1.05	1.13	1.14	1.07	1.13	1.23
AED (EUR 1)	3.87	4.15	4.21	3.94	4.17	4.50
INR (EUR 1)	82.69	85.18	84.57	88.17	84.23	89.66
CHF (EUR 1)	1.00	1.08	—	0.98	1.03	—
RSD (EUR 1)	117.46	117.39	—	117.33	117.27	—