| In millions, except per share items | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 20-F | 20-F |
| Revenues: |
| Intersegment Eliminations | | 0.4 | 0.4 | | | | | |
| Top five countries | 273.4 | 238.1 | 276.3 | 304.9 | 336.3 | | | |
| United States | 207.8 | 173.0 | 201.4 | 205.5 | 224.1 | | | |
| Total revenues [+] | 374.1 | 324.8 | 373.4 | 401.9 | 441.3 | -225.6 | 0.0 | 489.5 |
| Products | 374.1 | 324.8 | 373.4 | 401.9 | 441.3 | | | |
| Revenue growth [+] | 15.2% | -13.0% | -7.1% | -8.9% | -295.6% | | -100.0% | 1.7% |
| Top five countries | 14.8% | -13.8% | -9.4% | -9.3% | | | | |
| United States | 20.1% | -14.1% | -2.0% | -8.3% | | | | |
| Gas Cylinders segment | 25.7% | -7.6% | 0.9% | -30.9% | | | | |
| Cost of goods sold | 278.1 | 243.9 | 269.7 | 284.0 | 332.7 | -320.2 | 0.0 | 376.6 |
| Gross profit | 96.0 | 80.9 | 103.7 | 117.9 | 108.6 | 94.6 | 0.0 | 112.9 |
| Gross margin | 25.7% | 24.9% | 27.8% | 29.3% | 24.6% | -41.9% | | 23.1% |
| Selling, general and administrative [+] | 47.3 | 39.8 | 49.7 | 54.6 | 68.1 | 56.2 | -17.8 | 59.7 |
| General and administrative | | | | | | | | 59.7 |
| Research and development | 3.9 | 3.3 | 5.7 | 6.3 | 7.8 | 7.6 | | |
| Equity in earnings | | -0.1 | 0.7 | 0.4 | 0.1 | 0.5 | | |
| Other operating expenses | -3.8 | -8.5 | 3.6 | 14.5 | -1.3 | -2.5 | 35.6 | 8.4 |
| EBITDA [+] | 64.2 | 59.5 | 58.6 | 59.9 | 52.4 | 51.9 | | |
| EBITDA growth | 7.9% | 1.5% | -2.2% | 14.3% | 1.0% | -391.6% | -139.7% | -22.1% |
| EBITDA margin | 17.2% | 18.3% | 15.7% | 14.9% | 11.9% | -23.0% | | 9.2% |
| Depreciation | 14.7 | 12.6 | 12.0 | 15.8 | 17.0 | 17.0 | | |
| EBITA | 49.5 | 46.9 | 46.6 | 44.1 | 35.4 | 34.9 | -17.8 | 44.8 |
| EBITA margin | 13.2% | 14.4% | 12.5% | 11.0% | 8.0% | -15.5% | | 9.2% |
| Amortization of intangibles | 0.9 | 0.7 | 1.2 | 1.2 | 1.3 | 1.1 | | |
| EBIT [+] | 48.6 | 46.2 | 45.4 | 42.9 | 34.1 | 33.8 | -17.8 | 44.8 |
| EBIT growth | 5.2% | 1.8% | 5.8% | 25.8% | 0.9% | -289.9% | -139.7% | -22.1% |
| EBIT margin | 13.0% | 14.2% | 12.2% | 10.7% | 7.7% | -15.0% | | 9.2% |
| Non-recurring items [+] | 12.4 | 17.8 | 26.0 | 8.9 | 12.1 | 0.4 | -17.8 | 3.9 |
| Asset impairment | 6.2 | 8.9 | 25.9 | 13.2 | 3.7 | | 4.6 | |
| Interest expense, net [+] | 3.1 | 5.0 | 4.4 | 4.5 | 6.3 | 6.0 | | |
| Interest expense | 3.1 | 5.0 | 4.5 | 4.9 | 6.6 | 6.3 | | |
| Interest income | | | 0.1 | 0.4 | 0.3 | 0.3 | | |
| Other income (expense), net | 2.3 | 4.4 | 0.6 | 4.3 | 4.1 | -3.3 | | -40.9 |
| Pre-tax income | 35.4 | 27.8 | 15.6 | 33.8 | 19.8 | 24.1 | 0.0 | 0.0 |
| Income taxes | 5.4 | 6.9 | 7.6 | 6.5 | 3.3 | 6.8 | 0.0 | -7.1 |
| Tax rate | 15.3% | 24.8% | 48.7% | 19.2% | 16.7% | 28.2% | | |
| Earnings from continuing ops | 30.0 | 20.8 | 8.7 | 27.7 | 16.6 | 17.8 | | |
| Earnings from discontinued ops | -6.7 | -0.8 | -5.6 | | | | | |
| Net income | 29.9 | 20.0 | 3.1 | 25.0 | 16.6 | 17.8 | 0.0 | 0.0 |
| Net margin | 8.0% | 6.2% | 0.8% | 6.2% | 3.8% | -7.9% | | 0.0% |
| |
| Basic EPS [+] | $1.08 | $0.75 | $0.32 | $1.04 | $0.63 | $0.67 | | |
| Growth | 43.5% | 136.8% | -69.3% | 65.3% | -6.8% | | | |
| Diluted EPS [+] | $1.07 | $0.74 | $0.31 | $1.00 | $0.62 | $0.67 | | |
| Growth | 43.9% | 138.3% | -68.8% | 61.0% | -7.0% | | | |
| |
| Dividends per share [+] | $0.49 | $0.49 | $0.50 | $0.50 | $0.50 | $0.50 | | |
| Growth | -0.5% | -1.0% | -0.7% | -0.2% | -0.1% | | | |
| |
| Shares outstanding (basic) [+] | 27.7 | 27.6 | 27.3 | 26.7 | 26.5 | 26.4 | | |
| Growth | 0.5% | 1.0% | 2.2% | 0.9% | 0.1% | | | |
| Shares outstanding (diluted) [+] | 28.0 | 28.0 | 27.9 | 27.7 | 26.7 | 26.7 | | |
| Growth | 0.2% | 0.3% | 0.7% | 3.6% | 0.3% | | | |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |