Financial Summary (All financials)
| In millions, except per share items | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 | Dec-31-13 | Dec-31-12 | Dec-31-11 | Dec-31-10 |
| Revenues | 1,861.0 | 1,650.4 | 1,937.1 | 1,673.1 | 1,400.3 | 1,067.2 | 852.1 | 612.8 |
| Revenue growth | 12.8% | -14.8% | 15.8% | 19.5% | 31.2% | 25.2% | 39.1% | 18.9% |
| Cost of goods sold | 1,035.2 | 859.8 | 859.1 | 685.6 | 480.1 | 369.7 | 240.3 | 164.5 |
| Gross profit | 825.8 | 790.6 | 1,078.0 | 987.4 | 920.2 | 697.5 | 611.7 | 448.3 |
| Gross margin | 44.4% | 47.9% | 55.7% | 59.0% | 65.7% | 65.4% | 71.8% | 73.2% |
| Sales and marketing | 413.0 | 434.8 | 383.9 | 526.5 | 351.7 | 214.7 | 158.2 | 101.2 |
| Research and development | 412.2 | 353.1 | 398.1 | 409.3 | 276.1 | 181.4 | 112.6 | 75.6 |
| General and administrative | 122.9 | 119.8 | 173.2 | 204.3 | 109.0 | 75.2 | 59.1 | 40.9 |
| EBITA | -68.5 | 14.1 | 243.6 | -127.3 | 240.2 | 281.3 | 296.9 | 233.4 |
| EBITA margin | -3.7% | 0.9% | 12.6% | -7.6% | 17.2% | 26.4% | 34.8% | 38.1% |
| Amortization of intangibles | 140.7 | 131.2 | 161.1 | 77.7 | 56.7 | 58.0 | 42.6 | 2.9 |
| EBIT | -209.2 | -117.1 | 82.5 | -205.0 | 183.5 | 223.3 | 254.3 | 230.5 |
| EBIT margin | -11.2% | -7.1% | 4.3% | -12.3% | 13.1% | 20.9% | 29.8% | 37.6% |
| Pre-tax income | 76.3 | -72.8 | 262.7 | -165.2 | 217.4 | 253.4 | 274.9 | 234.2 |
| Income taxes | 273.1 | 21.1 | 76.9 | 6.1 | 50.4 | 76.2 | 46.6 | 36.0 |
| Tax rate | 358.0% | | 29.3% | | 23.2% | 30.1% | 16.9% | 15.4% |
| Net income | -196.9 | -93.9 | 185.8 | -171.2 | 166.9 | 177.2 | 228.3 | 198.2 |
| Net margin | -10.6% | -5.7% | 9.6% | -10.2% | 11.9% | 16.6% | 26.8% | 32.3% |
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| Diluted EPS | ($5.07) | ($2.43) | $4.81 | ($4.45) | $4.34 | $4.62 | $5.89 | $5.16 |
| Shares outstanding (diluted) | 38.9 | 38.7 | 38.6 | 38.5 | 38.5 | 38.4 | 38.8 | 38.4 |
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| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |
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