| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 |
| | 10-K/A | 10-K/A | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Revenues: |
| Corporate clinics | 59.4 | 44.3 | 31.8 | 25.8 | 19.5 | 11.1 | 8.6 | 3.5 |
| Franchise operations | 41.8 | 35.7 | 26.9 | 22.6 | 17.1 | 13.8 | 12.0 | 10.3 |
| Total revenues [+] | 101.3 | 80.0 | 58.7 | 48.5 | 36.7 | 24.9 | 20.5 | 13.8 |
| Royalties | | | | | | | 6.0 | 4.5 |
| Franchise | | | | | | | 2.3 | 2.5 |
| Technology services | | | | | | | 0.9 | 0.8 |
| Advertising | | | | | | | 1.9 | 1.2 |
| Other | | | | | | | 8.6 | 3.7 |
| Other income | | | | | | | 0.3 | 0.3 |
| Revenue growth [+] | 26.5% | 36.3% | 21.1% | 32.2% | 47.1% | 21.4% | 48.3% | 94.4% |
| Corporate clinics | 34.0% | 39.6% | 23.1% | 32.0% | 75.7% | 30.1% | 144.8% | |
| Franchise operations | 17.3% | 32.4% | 18.9% | 32.3% | 24.1% | 15.2% | 15.8% | |
| Unit growth | 18.7% | 21.9% | 12.9% | 16.1% | 10.8% | 7.8% | 18.6% | 26.8% |
| Cost of goods sold [+] | 9.2 | 7.7 | 6.5 | 5.6 | 4.3 | 3.2 | 2.9 | 2.8 |
| Franchise costs | | | | | | | 2.7 | 2.6 |
| Cost of technology services | | | | | | | 0.2 | 0.2 |
| Gross profit | 92.1 | 72.3 | 52.2 | 42.9 | 32.4 | 21.7 | 17.6 | 11.0 |
| Gross margin | 90.9% | 90.4% | 88.9% | 88.5% | 88.2% | 87.1% | 85.7% | 79.6% |
| Selling, general and administrative [+] | 175.0 | 128.5 | 90.7 | 76.8 | 61.7 | 47.2 | 55.6 | 39.4 |
| Sales and marketing | 14.0 | 11.4 | 7.8 | 6.9 | 4.8 | 4.5 | 4.4 | 2.8 |
| General and administrative | 70.2 | 50.8 | 36.2 | 30.5 | 25.2 | 18.1 | 22.1 | 16.2 |
| Other selling, general and administrative | 90.8 | 66.2 | 46.7 | 39.4 | 31.6 | 24.6 | 29.1 | 20.3 |
| Other operating expenses | -90.8 | -66.2 | -46.7 | -39.4 | -31.6 | -24.6 | -29.1 | -20.3 |
| EBITDA [+] | 7.9 | 10.1 | 8.2 | 5.4 | 2.3 | -0.9 | -8.9 | -8.0 |
| EBITDA growth | -21.7% | 23.2% | 50.6% | 136.7% | -355.8% | -89.9% | 10.9% | 468.1% |
| EBITDA margin | 7.8% | 12.6% | 13.9% | 11.2% | 6.3% | -3.6% | -43.5% | -58.2% |
| Depreciation | 4.1 | 2.4 | 1.3 | 0.8 | 1.0 | 1.4 | 1.8 | 0.8 |
| EBITA | 3.7 | 7.7 | 6.9 | 4.6 | 1.2 | -2.3 | -10.7 | -8.8 |
| EBITA margin | 3.7% | 9.6% | 11.7% | 9.5% | 3.4% | -9.4% | -52.3% | -63.9% |
| Amortization of intangibles | 2.5 | 1.5 | 1.5 | 1.1 | 0.5 | 0.6 | 0.7 | 0.5 |
| EBIT [+] | 1.2 | 6.2 | 5.4 | 3.5 | 0.7 | -2.9 | -11.5 | -9.3 |
| EBIT growth | -79.9% | 13.1% | 54.2% | 378.5% | -125.3% | -74.6% | 23.3% | 472.7% |
| EBIT margin | 1.2% | 7.7% | 9.3% | 7.3% | 2.0% | -11.7% | -56.0% | -67.3% |
| Non-recurring items [+] | 0.4 | 0.0 | -0.1 | 0.1 | 0.6 | 0.4 | 3.5 | |
| Asset impairment | 0.4 | 0.0 | -0.1 | 0.1 | 0.6 | 0.4 | 3.5 | |
| Interest expense | | | | | | | 0.0 | 0.0 |
| Interest expense | | | | | | | 0.0 | 0.0 |
| Other income (expense), net [+] | -0.1 | -0.1 | -0.1 | 0.0 | 0.0 | -0.1 | 0.0 | 0.3 |
| Gain (loss) on acquisitions / transactions | | | | 0.0 | 0.0 | | | 0.3 |
| Other | -0.1 | -0.1 | -0.1 | -0.1 | 0.0 | -0.1 | 0.0 | 0.0 |
| Pre-tax income | 0.7 | 6.1 | 5.4 | 3.4 | 0.1 | -3.4 | -15.0 | -9.0 |
| Income taxes | 0.1 | -1.5 | -7.8 | 0.0 | 0.0 | 0.0 | 0.2 | -0.2 |
| Tax rate | 9.8% | | | 1.4% | | | | 2.6% |
| Net income | 0.6 | 7.6 | 13.2 | 3.3 | 0.1 | -3.4 | -15.2 | -8.8 |
| Net margin | 0.6% | 9.5% | 22.4% | 6.9% | 0.4% | -13.8% | -73.9% | -63.6% |
| |
| Basic EPS [+] | $0.04 | $0.53 | $0.94 | $0.24 | $0.01 | ($0.26) | ($1.20) | ($0.88) |
| Growth | -91.8% | -43.8% | 290.9% | 2141.1% | -104.1% | -78.3% | 36.4% | 57.6% |
| Diluted EPS [+] | $0.04 | $0.51 | $0.90 | $0.23 | $0.01 | ($0.26) | ($1.20) | ($0.88) |
| Growth | -91.7% | -43.9% | 293.0% | 2097.5% | -104.0% | -78.3% | 36.4% | 57.6% |
| |
| Shares outstanding (basic) [+] | 14.5 | 14.3 | 14.0 | 13.8 | 13.7 | 13.2 | 12.7 | 10.0 |
| Growth | 1.2% | 2.3% | 1.3% | 1.1% | 3.2% | 4.3% | 26.4% | 84.2% |
| Shares outstanding (diluted) [+] | 14.9 | 14.9 | 14.6 | 14.5 | 14.0 | 13.2 | 12.7 | 10.0 |
| Growth | -0.5% | 2.4% | 0.8% | 3.1% | 5.9% | 4.3% | 26.4% | 84.2% |
| |
| EBIT is a non-GAAP figure that excludes all non-recurring expenses: restructuring costs, asset impairments, IPR&D writeoffs, and other unusual charges. |