| In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 |
| | 10-K | 10-K | 10-K | S-1/A |
| Assets | | | | |
| Current assets: | | | | |
| Cash and cash equivalents | 83.9 | 167.8 | 83.4 | |
| Accounts receivable—net | 87.0 | 57.6 | 37.3 | |
| Prepaid expenses and other current assets | 18.4 | 17.8 | 8.8 | |
| Total current assets | 189.2 | 242.8 | 129.4 | |
| Property, equipment and software—net | 49.1 | 34.9 | 27.7 | |
| Goodwill | 111.2 | 43.8 | 43.8 | |
| Intangible assets—net | 64.1 | 27.6 | 35.6 | |
| Right-of-use assets | 11.3 | 13.9 | 14.0 | |
| Other assets | 0.8 | 1.1 | 0.6 | |
| Total Assets | 425.7 | 364.1 | 255.2 | |
| |
| Liabilities and Stockholders’ Equity | | | | |
| Current liabilities: | | | | |
| Accounts payable | 3.6 | 3.2 | 5.4 | |
| Accrued expenses and other current liabilities | 38.2 | 32.6 | | |
| Contingent consideration—current | 30.9 | 30.5 | | |
| Total current liabilities | 72.4 | 65.8 | 24.0 | |
| Other liabilities—noncurrent | 11.6 | 16.5 | 11.5 | |
| Total liabilities | 84.0 | 106.5 | 103.7 | |
| |
| Commitments and contingencies (Note 6) | | | | |
| Stockholders’ equity: | | | | |
| Additional paid-in capital | 427.3 | 331.6 | 99.8 | |
| Accumulated other comprehensive loss | -0.9 | 0.5 | 0.6 | |
| Accumulated deficit | -84.7 | -74.5 | -17.7 | |
| Total stockholders’ equity | 341.7 | 257.6 | 82.7 | |
| Total Liabilities and Stockholders’ Equity | 425.7 | 364.1 | 255.2 | |