Consolidated statement of cash flows
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       In thousands of CHF  | 
    
       Note  | 
    
       2024  | 
    
       
  | 
    
       2023  | 
  
| 
       Net income  | 
    
       
  | 
    
       35,119  | 
    
       
  | 
    
       15,388  | 
  
| 
       Income tax  | 
    
       10  | 
    
       5,116  | 
    
       
  | 
    
       3,606  | 
  
| 
       Depreciation, amortization and impairment  | 
    
       8  | 
    
       22,150  | 
    
       
  | 
    
       20,018  | 
  
| 
       Net interest (income) or expense and other financial expenses  | 
    
       9  | 
    
       (245)  | 
    
       
  | 
    
       760  | 
  
| 
       Share-based payments  | 
    
       
  | 
    
       1,034  | 
    
       
  | 
    
       629  | 
  
| 
       Losses on disposal of property, plant and equipment  | 
    
       
  | 
    
       173  | 
    
       
  | 
    
       34  | 
  
| 
       Losses on disposal of intangible assets  | 
    
       
  | 
    
       242  | 
    
       
  | 
    
       12  | 
  
| 
       Other non-cash (income) or expense  | 
    
       
  | 
    
       (867)  | 
    
       
  | 
    
       2,394  | 
  
| 
       Change in provisions  | 
    
       23  | 
    
       (447)  | 
    
       
  | 
    
       (1,164)  | 
  
| 
       Change in other working capital  | 
    
       
  | 
    
       (6,535)  | 
    
       
  | 
    
       (2,629)  | 
  
| 
       Taxes paid  | 
    
       
  | 
    
       (5,777)  | 
    
       
  | 
    
       (16,791)  | 
  
| 
       Net cash provided by operating activities  | 
    
       
  | 
    
       49,963  | 
    
       
  | 
    
       22,257  | 
  
| 
       Purchases of property, plant and equipment  | 
    
       16  | 
    
       (10,327)  | 
    
       
  | 
    
       (24,450)  | 
  
| 
       Purchases of intangible assets  | 
    
       18  | 
    
       (2,452)  | 
    
       
  | 
    
       (1,963)  | 
  
| 
       Disposals of property, plant and equipment  | 
    
       16  | 
    
       1,104  | 
    
       
  | 
    
       956  | 
  
| 
       Purchases of other assets  | 
    
       
  | 
    
       —  | 
    
       
  | 
    
       (544)  | 
  
| 
       Disposals of other assets  | 
    
       
  | 
    
       106  | 
    
       
  | 
    
       1,175  | 
  
| 
       Lease payments received  | 
    
       13  | 
    
       352  | 
    
       
  | 
    
       352  | 
  
| 
       Interest received  | 
    
       9  | 
    
       2,668  | 
    
       
  | 
    
       1,632  | 
  
| 
       Net cash (used in) investing activities  | 
    
       
  | 
    
       (8,549)  | 
    
       
  | 
    
       (22,841)  | 
  
| 
       Repayment of lease liabilities  | 
    
       17  | 
    
       (7,124)  | 
    
       
  | 
    
       (3,949)  | 
  
| 
       Lease incentive  | 
    
       17  | 
    
       1,604  | 
    
       
  | 
    
       3,105  | 
  
| 
       Interest paid  | 
    
       
  | 
    
       (2,237)  | 
    
       
  | 
    
       (2,293)  | 
  
| 
       Repurchase of treasury stock  | 
    
       
  | 
    
       (1,257)  | 
    
       
  | 
    
       (1,949)  | 
  
| 
       Dividend payment to shareholders of Comet Holding AG  | 
    
       33  | 
    
       (7,772)  | 
    
       
  | 
    
       (28,764)  | 
  
| 
       Net cash (used in) financing activities  | 
    
       
  | 
    
       (16,786)  | 
    
       
  | 
    
       (33,851)  | 
  
| 
       Net increase or (decrease) in cash and cash equivalents  | 
    
       
  | 
    
       24,628  | 
    
       
  | 
    
       (34,435)  | 
  
| 
       Foreign currency translation differences on cash and cash equivalents  | 
    
       
  | 
    
       2,409  | 
    
       
  | 
    
       (4,803)  | 
  
| 
       Cash and cash equivalents at January 1  | 
    
       
  | 
    
       86,707  | 
    
       
  | 
    
       125,945  | 
  
| 
       Cash and cash equivalents at December 31  | 
    
       
  | 
    
       113,744  | 
    
       
  | 
    
       86,707  |