| Financial Year End | 2020-12-31 | 2019-12-31 | 2018-12-31 | 2017-12-31 | 2016-12-31 | 2015-12-31 | 2014-12-31 | 2013-12-31 | 2012-12-31 | 2011-12-31 | 2010-12-31 | 2009-12-31 | 2008-12-31 | 2007-12-31 | 2006-12-31 | 2005-12-31 | 2004-12-31 | 2003-12-31 | 2002-12-31 | 2001-12-31 | 2000-12-31 | 1999-12-31 | 1998-12-31 | 1997-12-31 | 1996-12-31 | 1995-12-31 | 1994-12-31 | 1993-12-31 | 1992-12-31 | 1991-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | 23.80M | 21.20M | 21.09M | 21.98M | 22.42M | 21.02M | 20.17M | 20.61M | 21.14M | 20.28M | 19.51M | 20.34M | 17.86M | 13.11M | 1.94M | 12.84M | 12.48M | 12.59M | 11.69M | 11.22M | 11.00M | 10.74M | 9.51M | 10.40M | 9.50M | 9.60M | 9.70M | 10.00M | 600.00K | -100.00K |
| Cost of Revenue | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.82M | N/A | N/A |
| Gross Profit | 23.80M | 21.20M | 21.09M | 21.98M | 22.42M | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1.18M | N/A | N/A |
| Operating Expenses | -12.65M | -10.19M | -11.35M | -12.79M | -11.73M | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 18.25M | N/A | N/A |
| Selling, General & Admin | 9.66M | 9.60M | 8.82M | 9.07M | 8.72M | 8.16M | 8.58M | 8.06M | 7.49M | 8.15M | 8.07M | 9.08M | 9.80M | 6.97M | 1.31M | 4.78M | 4.72M | 4.50M | 4.27M | 4.12M | 4.17M | 3.95M | 3.84M | 4.30M | 4.50M | 4.30M | 3.90M | 9.43M | 3.20M | 2.90M |
| Research & Development | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| Other Operating Expenses | -22.30M | -19.79M | -20.18M | -21.85M | -20.45M | N/A | N/A | N/A | N/A | N/A | N/A | N/A | -1.65M | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 8.82M | N/A | N/A |
| Operating Income | 11.15M | 11.01M | 9.73M | 9.20M | 10.69M | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 570.00K | N/A | N/A |
| Other Expenses / Income | -5.89M | -6.83M | -4.50M | -3.99M | -4.36M | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| Before Tax Income | 5.26M | 4.18M | 5.23M | 5.21M | 6.33M | 5.80M | 5.26M | 6.43M | 7.73M | 7.41M | 7.14M | 6.68M | 4.30M | 2.79M | -577.00K | 4.13M | 3.93M | 3.84M | 3.67M | 3.56M | 3.17M | 2.75M | 2.22M | 1.90M | 1.00M | 500.00K | 600.00K | 570.00K | 1.80M | 1.40M |
| Income Tax Expenses | 1.09M | 689.00K | 988.00K | 350.00K | 1.99M | 1.68M | 1.59M | 1.37M | 2.51M | 2.37M | 2.30M | 2.15M | 1.28M | 692.00K | -315.00K | 1.35M | 1.33M | 1.39M | 1.33M | 1.29M | 1.15M | 1.13M | 895.00K | 1.00M | 400.00K | 200.00K | 200.00K | 210.00K | 700.00K | 700.00K |
| Net Income | 4.16M | 3.49M | 4.24M | 4.85M | 4.34M | 4.12M | 3.67M | 5.05M | 5.21M | 5.03M | 4.83M | 4.53M | 3.02M | 2.10M | -262.00K | 2.78M | 2.60M | 2.44M | 2.34M | 2.27M | 2.02M | 1.62M | 1.32M | 900.00K | 600.00K | 300.00K | 400.00K | 570.00K | 1.10M | 700.00K |
| Interest Expenses | 5.90M | 6.83M | 4.51M | 4.00M | 4.37M | 5.10M | 4.86M | 5.20M | 5.90M | 6.55M | 7.77M | 9.44M | 11.46M | 12.18M | 2.83M | 6.56M | 5.31M | 5.61M | 7.87M | 10.28M | 10.37M | 8.56M | 9.04M | 9.20M | 8.80M | 9.20M | 8.10M | 8.82M | 10.80M | 12.60M |
| Basic Shares Outstanding | 3.48M | 3.50M | 3.49M | 3.28M | 2.86M | 2.84M | 2.81M | 2.75M | 2.63M | 2.60M | 2.58M | 2.56M | 2.56M | 2.17M | 2.14M | 2.14M | 2.16M | 2.23M | 2.26M | 2.29M | 2.26M | 2.16M | 1.96M | 2.26M | 2.16M | 1.95M | 2.43M | 2.39M | 971.81K | 952.88K |
| Diluted Shares Outstanding | 3.48M | 3.50M | 3.49M | 3.30M | 2.88M | 2.90M | 2.94M | 2.88M | 2.76M | 2.67M | 2.63M | 2.60M | 2.56M | 2.18M | 2.14M | 2.16M | 2.18M | 2.26M | 2.28M | 2.30M | 2.26M | 2.16M | 1.96M | 2.26M | 2.16M | 1.95M | 2.43M | 2.39M | 971.81K | 952.88K |
| EBITDA | 11.95M | 11.88M | 10.60M | 10.01M | 11.48M | 11.66M | 10.86M | 12.42M | 14.43M | 14.71M | 16.13M | 17.39M | 16.91M | 15.78M | 3.21M | 11.48M | 10.36M | 10.77M | 12.29M | 14.44M | 14.10M | 11.82M | 11.62M | 12.20M | 10.40M | 10.10M | 9.30M | 10.13M | 12.60M | 14.00M |
| EBITDA Margin | 50.21% | 56.05% | 50.27% | 45.55% | 51.19% | 55.44% | 53.84% | 60.25% | 68.28% | 72.56% | 82.68% | 85.48% | 94.68% | 120.33% | 165.26% | 89.40% | 82.99% | 85.52% | 105.19% | 128.71% | 128.17% | 110.10% | 122.17% | 117.31% | 109.47% | 105.21% | 95.88% | 101.30% | 2,100.00% | -14,000.00% |
| EBIT | 11.15M | 11.01M | 9.73M | 9.20M | 10.69M | 10.90M | 10.11M | 11.63M | 13.62M | 13.95M | 14.90M | 16.11M | 15.75M | 14.96M | 2.25M | 10.70M | 9.24M | 9.44M | 11.54M | 13.84M | 13.54M | 11.32M | 11.26M | 11.10M | 9.80M | 9.70M | 8.70M | 9.60M | 12.60M | 14.00M |
| EBIT Margin | 46.86% | 51.92% | 46.16% | 41.84% | 47.70% | 51.83% | 50.12% | 56.42% | 64.44% | 68.81% | 76.37% | 79.21% | 88.18% | 114.13% | 116.01% | 83.32% | 74.02% | 74.96% | 98.71% | 123.32% | 123.03% | 105.41% | 118.38% | 106.73% | 103.16% | 101.04% | 89.69% | 96.00% | 2,100.00% | -14,000.00% |
| Financial Year End | 2020-12-31 | 2019-12-31 | 2018-12-31 | 2017-12-31 | 2016-12-31 | 2015-12-31 | 2014-12-31 | 2013-12-31 | 2012-12-31 | 2011-12-31 | 2010-12-31 | 2009-12-31 | 2008-12-31 | 2007-12-31 | 2006-12-31 | 2005-12-31 | 2004-12-31 | 2003-12-31 | 2002-12-31 | 2001-12-31 | 2000-12-31 | 1999-12-31 | 1998-12-31 | 1997-12-31 | 1996-12-31 | 1995-12-31 | 1994-12-31 | 1993-12-31 | 1992-12-31 | 1991-12-31 |