Intangible assets (Tables)

12 Months Ended

Dec. 31, 2021

Intangible assets

Schedule of intangible assets

	Computer
	software
Cost
Balance at January 1, 2020	771
Additions	—
Balance at December 31, 2020	771
Amortization
Balance at January 1, 2020	435
Amortization for the year	260
Balance at December 31, 2020	695
Carrying amounts
Balance at December 31, 2020	76

	Computer
	software	License	Total
Cost
Balance at January 1, 2021	771	—	771
Additions	4	334	338
Acquisitions through business combinations	—	52	52
Balance at December 31, 2021	775	386	1,161
Amortization
Balance at January 1, 2021	695	—	695
Amortization for the year	55	145	200
Balance at December 31, 2021	750	145	895
Carrying amounts
Balance at December 31, 2021	25	241	266