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Property and equipment (Tables)
12 Months Ended
Dec. 31, 2022
Property and equipment  
Schedule of movements in property and equipment

    

Building

    

Laboratory

    

Office

    

ICT

    

(in thousands)

improvements

equipment

equipment

equipment

Total

Cost

 

  

 

  

 

  

 

  

 

  

Balance at January 1, 2021

 

$

112

 

$

1,162

 

$

38

 

$

139

 

$

1,451

Additions

 

20

679

65

 

764

Foreign currency translation adjustment

 

(9)

(117)

(2)

(12)

 

(140)

Balance at December 31, 2021

 

123

 

1,724

 

36

 

192

 

2,075

Additions

 

525

6

56

587

Foreign currency translation adjustment

 

(6)

 

(108)

 

(2)

 

(10)

 

(126)

Balance at December 31, 2022

 

$

117

 

$

2,141

 

$

40

 

$

238

 

$

2,536

Accumulated depreciation

 

  

 

  

 

  

 

  

 

  

Balance at January 1, 2021

 

$

8

 

$

290

 

$

11

 

$

29

 

$

338

Charge for the year

12

280

8

31

331

Foreign currency translation adjustment

 

(1)

(32)

(3)

(3)

 

(39)

Balance at December 31, 2021

 

19

 

538

 

16

 

57

 

630

Charge for the year

87

366

8

43

504

Foreign currency translation adjustment

 

(1)

(26)

(3)

(30)

Balance at December 31, 2022

 

$

105

 

$

878

 

$

24

 

$

97

 

$

1,104

Carrying amounts

 

  

 

  

 

  

 

  

 

  

Property and equipment, net at December 31, 2021

$

104

$

1,186

$

20

$

135

$

1,445

Property and equipment, net at December 31, 2022

$

12

$

1,263

$

16

$

141

$

1,432