Consolidated statement of cash flows
| 
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
    
       
  | 
  
| 
       In thousands of CHF  | 
    
       Note  | 
    
       2020  | 
    
       
  | 
    
       2019  | 
  
| 
       Net income  | 
    
       
  | 
    
       27,661  | 
    
       
  | 
    
       12,027  | 
  
| 
       Income tax  | 
    
       11  | 
    
       5,827  | 
    
       
  | 
    
       3,336  | 
  
| 
       Depreciation, amortization and impairment  | 
    
       9  | 
    
       19,287  | 
    
       
  | 
    
       20,035  | 
  
| 
       Net interest expense  | 
    
       10  | 
    
       1,838  | 
    
       
  | 
    
       1,890  | 
  
| 
       Share-based payments  | 
    
       
  | 
    
       518  | 
    
       
  | 
    
       301  | 
  
| 
       Losses on disposal of property, plant and equipment  | 
    
       
  | 
    
       199  | 
    
       
  | 
    
       94  | 
  
| 
       Losses on disposal of intangible assets  | 
    
       
  | 
    
       7  | 
    
       
  | 
    
       —  | 
  
| 
       Gain on disposal of businesses  | 
    
       8  | 
    
       (3,986)  | 
    
       
  | 
    
       —  | 
  
| 
       Other non-cash expense or (income)  | 
    
       
  | 
    
       1,860  | 
    
       
  | 
    
       1,044  | 
  
| 
       Change in provisions  | 
    
       25  | 
    
       (52)  | 
    
       
  | 
    
       (2,563)  | 
  
| 
       Change in other working capital  | 
    
       
  | 
    
       10,789  | 
    
       
  | 
    
       12,575  | 
  
| 
       Taxes paid  | 
    
       
  | 
    
       (6,903)  | 
    
       
  | 
    
       (50)  | 
  
| 
       Net cash provided by operating activities  | 
    
       
  | 
    
       57,045  | 
    
       
  | 
    
       48,688  | 
  
| 
       Inflow from disposal of businesses  | 
    
       8  | 
    
       7,542  | 
    
       
  | 
    
       —  | 
  
| 
       Outflow from acquisitions  | 
    
       20  | 
    
       (8,391)  | 
    
       
  | 
    
       —  | 
  
| 
       Purchases of property, plant and equipment  | 
    
       17  | 
    
       (12,635)  | 
    
       
  | 
    
       (16,419)  | 
  
| 
       Purchases of intangible assets  | 
    
       19  | 
    
       (931)  | 
    
       
  | 
    
       (2,202)  | 
  
| 
       Disposals of property, plant and equipment  | 
    
       17  | 
    
       321  | 
    
       
  | 
    
       99  | 
  
| 
       Purchase/disposals of other assets  | 
    
       
  | 
    
       (1,379)  | 
    
       
  | 
    
       (163)  | 
  
| 
       Interest received  | 
    
       
  | 
    
       77  | 
    
       
  | 
    
       108  | 
  
| 
       Net cash (used in) investing activities  | 
    
       
  | 
    
       (15,396)  | 
    
       
  | 
    
       (18,577)  | 
  
| 
       Proceeds from bank debt  | 
    
       22  | 
    
       —  | 
    
       
  | 
    
       5,000  | 
  
| 
       Repayment of debt  | 
    
       22  | 
    
       (12,000)  | 
    
       
  | 
    
       (1,000)  | 
  
| 
       Repayment of lease liabilities  | 
    
       18  | 
    
       (4,715)  | 
    
       
  | 
    
       (4,867)  | 
  
| 
       Interest paid  | 
    
       
  | 
    
       (1,847)  | 
    
       
  | 
    
       (1,901)  | 
  
| 
       Distribution to shareholders of Comet Holding AG  | 
    
       34  | 
    
       (7,764)  | 
    
       
  | 
    
       (9,312)  | 
  
| 
       Net cash (used in) financing activities  | 
    
       
  | 
    
       (26,326)  | 
    
       
  | 
    
       (12,080)  | 
  
| 
       Net increase/(decrease) in cash and cash equivalents  | 
    
       
  | 
    
       15,323  | 
    
       
  | 
    
       18,031  | 
  
| 
       Foreign currency translation differences on cash and cash equivalents  | 
    
       
  | 
    
       (897)  | 
    
       
  | 
    
       (784)  | 
  
| 
       Net cash and cash equivalents at January 1  | 
    
       
  | 
    
       60,255  | 
    
       
  | 
    
       43,007  | 
  
| 
       Net cash and cash equivalents at December 31  | 
    
       
  | 
    
       74,681  | 
    
       
  | 
    
       60,255  |