| In millions, except per share items | Aug-31-22 | Aug-31-21 | Aug-31-20 | Aug-31-19 | Aug-31-18 | Aug-31-17 | Aug-31-16 | Aug-31-15 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues: |
| Construction Materials | | | | | | | 56.4 | 61.5 |
| Industrial Materials | | | | | | | 181.7 | 176.5 |
| Total revenues [+] | 325.7 | 293.3 | 261.2 | 281.4 | 284.2 | 252.6 | 238.1 | 238.0 |
| Royalties | | | | | | | 3.6 | 3.2 |
| Products | | | | | | | 234.5 | 234.9 |
| Revenue growth [+] | 11.0% | 12.3% | -7.2% | -1.0% | 12.5% | 6.1% | 0.0% | 6.3% |
| Construction Materials | | | | | | | -8.3% | 13.2% |
| Industrial Materials | | | | | | | 2.9% | 4.1% |
| Cost of goods sold | 202.7 | 174.7 | 161.6 | 180.2 | 175.1 | 146.0 | 144.4 | 149.2 |
| Gross profit | 123.0 | 118.7 | 99.5 | 101.2 | 109.1 | 106.5 | 93.7 | 88.8 |
| Gross margin | 37.8% | 40.5% | 38.1% | 36.0% | 38.4% | 42.2% | 39.3% | 37.3% |
| Selling, general and administrative | 54.4 | 52.1 | 49.4 | 48.7 | 47.7 | 46.7 | 44.6 | 46.0 |
| Research and development | 4.4 | 4.1 | 4.0 | 4.0 | 3.9 | | | |
| Equity in earnings | | | | | | | | |
| Other operating expenses | 0.4 | 1.8 | 0.4 | | | -4.9 | -0.7 | |
| EBITDA [+] | 79.0 | 77.6 | 61.4 | 65.7 | 75.0 | 79.0 | 63.2 | 55.4 |
| EBITDA growth | 1.8% | 26.4% | -6.6% | -12.5% | -5.0% | 25.0% | 14.1% | 6.4% |
| EBITDA margin | 24.2% | 26.4% | 23.5% | 23.3% | 26.4% | 31.3% | 26.5% | 23.3% |
| Depreciation | 3.5 | 3.9 | 4.0 | 4.8 | 5.8 | 5.1 | 5.6 | 5.8 |
| EBITA | 75.4 | 73.6 | 57.3 | 60.9 | 69.2 | 73.9 | 57.6 | 49.6 |
| EBITA margin | 23.2% | 25.1% | 22.0% | 21.6% | 24.4% | 29.2% | 24.2% | 20.8% |
| Amortization of intangibles | 11.8 | 12.9 | 11.6 | 12.4 | 11.8 | 9.1 | 7.8 | 6.8 |
| EBIT [+] | 63.7 | 60.8 | 45.8 | 48.5 | 57.4 | 64.7 | 49.7 | 42.8 |
| EBIT growth | 4.8% | 32.7% | -5.5% | -15.6% | -11.3% | 30.1% | 16.2% | 3.1% |
| EBIT margin | 19.6% | 20.7% | 17.5% | 17.2% | 20.2% | 25.6% | 20.9% | 18.0% |
| Non-recurring items [+] | 4.8 | 1.1 | -1.5 | 3.4 | 1.7 | 5.5 | 2.0 | 0.6 |
| Asset impairment | | | -2.6 | 2.4 | | 0.9 | | |
| Loss (gain) on sale of assets | | | | | | 2.0 | | |
| Loss (gain) on sale of business | | | | | | 2.0 | 1.0 | |
| Business exit costs | 0.8 | 1.0 | 0.8 | 1.0 | 1.3 | 0.1 | 0.9 | |
| Interest expense | 0.4 | 0.3 | 0.2 | 0.5 | 1.2 | 0.8 | 1.1 | 1.1 |
| Interest expense | 0.4 | 0.3 | 0.2 | 0.5 | 1.2 | 0.8 | 1.1 | 1.1 |
| Other income (expense), net [+] | 0.2 | -0.8 | -1.7 | -1.0 | 2.4 | 2.5 | 3.4 | 0.0 |
| Gain (loss) on sale of business | | | | | 1.5 | | | |
| Other | 0.2 | -0.8 | -1.7 | -1.0 | -0.2 | -0.3 | 2.4 | 0.0 |
| Pre-tax income | 58.6 | 58.6 | 45.3 | 43.6 | 57.0 | 60.9 | 50.1 | 41.2 |
| Income taxes | 13.9 | 13.7 | 11.2 | 10.8 | 13.8 | 18.9 | 17.3 | 14.8 |
| Tax rate | 23.8% | 23.3% | 24.6% | 24.9% | 24.3% | 31.0% | 34.5% | 35.9% |
| Minority interest | | | | | | | | -0.1 |
| Net income | 44.7 | 44.9 | 34.2 | 32.7 | 43.1 | 42.0 | 32.8 | 26.3 |
| Net margin | 13.7% | 15.3% | 13.1% | 11.6% | 15.2% | 16.6% | 13.8% | 11.1% |
| |
| Basic EPS [+] | $4.75 | $4.79 | $3.65 | $3.50 | $4.64 | $4.54 | $3.58 | $2.90 |
| Growth | -0.7% | 31.2% | 4.1% | -24.5% | 2.2% | 26.9% | 23.6% | -2.6% |
| Diluted EPS [+] | $4.73 | $4.76 | $3.62 | $3.49 | $4.61 | $4.49 | $3.53 | $2.84 |
| Growth | -0.6% | 31.7% | 3.8% | -24.3% | 2.6% | 27.2% | 24.1% | -2.1% |
| |
| Dividends per share [+] | $1.00 | $0.80 | $0.80 | $0.80 | $0.80 | $0.70 | $0.65 | $0.60 |
| Growth | 25.0% | 0.0% | 0.0% | 0.0% | 14.3% | 7.7% | 8.3% | 33.3% |
| |
| Shares outstanding (basic) [+] | 9.4 | 9.4 | 9.4 | 9.3 | 9.3 | 9.2 | 9.2 | 9.1 |
| Growth | 0.2% | 0.2% | 0.3% | 0.4% | 0.5% | 0.9% | 0.9% | 1.5% |
| Shares outstanding (diluted) [+] | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.3 | 9.3 |
| Growth | 0.1% | -0.1% | 0.6% | 0.1% | 0.1% | 0.7% | 0.4% | 1.0% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |