| Quarterly summary | Q4 '18 | Q3 '18 | Q2 '18 | Q1 '18 | Q4 '17 |
| Order intake, MSEK | 474.7 | 411.2 | 409.6 | 369.0 | 422.3 |
| Order intake MUSD | 52.5 | 45.9 | 47.2 | 45.6 | 50.7 |
| Net sales MSEK | 406.7 | 420.1 | 415.8 | 374.4 | 327.3 |
| Growth in SEK | 24.3% | 22.6% | 10.5% | 5.8% | 5.6% |
| Net Sales MUSD | 45.1 | 46.7 | 48.0 | 46.2 | 39.6 |
| Growth in USD | 13.7% | 12.0% | 12.8% | 15.8% | 15.5% |
| Gross margin % | 32.7% | 31.4% | 30.6% | 30.4% | 29.7% |
| EBITA, MSEK | 36.0 | 42.2 | 22.8 | 31.1 | -1.1 |
| Adjusted EBITA, MSEK | 36.0 | 42.2 | 32.0 | 33.5 | 12.4 |
| Adjusted EBITA margin, % | 8.9% | 10.1% | 7.7% | 8.9% | 3.8% |
| Operating profit, MSEK | 34.9 | 41.0 | 21.7 | 30.0 | -2.7 |
| Total assets | 722.5 | 672.2 | 644.2 | 590.7 | 554.3 |
| Cash flow from operating activities, MSEK | 41.0 | 38.4 | 11.5 | -20.9 | 14.8 |
| Equity/asstes ratio, % | 41.0% | 39.2% | 36.2% | 22.3% | 19.2% |
| Number of employees | 378 | 367 | 366 | 365 | 354 |
| Average exchange rate SEK/USD | 9.04 | 8.95 | 8.67 | 8.11 | 8.32 |
| Average exchange rate SEK/EURO | 10.33 | 10.41 | 10.33 | 9.97 | 9.80 |