| In millions, except per share items | Jun-30-18 | Jun-30-17 | Jun-30-16 | Jun-30-15 | Jun-30-14 | Jun-30-13 | Jun-30-12 | Jun-30-11 |
| Revenues | 84.1 | 76.1 | 61.1 | 57.8 | 48.9 | 50.6 | 41.0 | 35.1 |
| Revenue growth | 10.5% | 24.5% | 5.7% | 18.2% | -3.3% | 23.5% | 16.9% | |
| Cost of goods sold | 26.2 | 26.7 | 24.8 | 23.8 | 23.2 | 21.7 | 19.5 | 7.7 |
| Gross profit | 57.9 | 49.4 | 36.3 | 34.1 | 25.7 | 28.9 | 21.5 | 27.4 |
| Gross margin | 68.9% | 64.9% | 59.5% | 58.9% | 52.5% | 57.2% | 52.5% | 78.1% |
| Selling, general and administrative | | | | | | | | |
| Sales and marketing | 0.5 | 0.4 | 0.3 | 0.2 | 0.3 | 1.0 | 0.7 | 0.5 |
| General and administrative | 4.2 | 3.4 | 3.0 | 3.0 | 2.5 | 2.4 | 2.8 | 1.4 |
| EBITA | -30.6 | -27.6 | -27.2 | -25.6 | -26.9 | -21.8 | -16.7 | 16.7 |
| EBITA margin | -36.4% | -36.3% | -44.5% | -44.4% | -55.1% | -43.2% | -40.7% | 47.7% |
| Amortization of intangibles | 0.4 | 0.4 | 0.5 | 0.6 | 0.7 | 0.9 | 1.3 | 1.1 |
| EBIT | -31.0 | -28.1 | -27.7 | -26.2 | -27.7 | -22.8 | -17.9 | 15.6 |
| EBIT margin | -36.9% | -36.9% | -45.3% | -45.4% | -56.6% | -45.1% | -43.8% | 44.6% |
| Pre-tax income | 23.2 | 20.1 | 11.7 | 11.1 | 4.3 | 6.2 | 1.2 | 12.4 |
| Income taxes | 7.0 | 7.8 | 4.1 | 4.0 | 1.6 | 1.9 | 0.2 | -0.1 |
| Tax rate | 30.3% | 38.7% | 35.0% | 35.9% | 36.9% | 30.5% | 15.1% | |
| Earnings from continuing ops | 16.2 | 12.3 | 7.6 | 7.1 | 2.7 | 4.1 | 1.8 | 12.5 |
| Earnings from discontinued ops | | | | | | | | 0.0 |
| Net income | 16.2 | 12.3 | 7.6 | 7.1 | 2.7 | 4.1 | 1.8 | 12.6 |
| Net margin | 19.2% | 16.2% | 12.5% | 12.4% | 5.5% | 8.0% | 4.3% | 35.8% |
| |
| Diluted EPS | $1.78 | $1.38 | $0.80 | $0.72 | $0.26 | $0.39 | $0.41 | $3.52 |
| Shares outstanding (diluted) | 9.1 | 9.0 | 9.5 | 10.0 | 10.4 | 10.4 | 4.3 | 3.5 |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |