| In millions, except per share items | Jun-30-23 | Mar-31-23 | Dec-31-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 |
| | 10-K | 10-Q/A | 10-Q | 10-K | 10-Q/A | 10-Q | 10-Q | 10-K |
| Net revenue: | | | | | | | | |
| Net revenue | 340.4 | 322.2 | 359.6 | 340.7 | 347.8 | 379.2 | 365.1 | 481.5 |
| Net revenue growth | -0.1% | -7.4% | -5.2% | -29.2% | -26.0% | -10.3% | 5.3% | 40.5% |
| Cost of revenue: | | | | | | | | |
| Cost of revenue | 107.9 | 103.2 | 116.9 | 116.6 | 135.4 | 142.7 | 153.2 | 261.7 |
| Gross profit | 232.5 | 219.1 | 242.7 | 224.1 | 212.5 | 236.5 | 212.0 | 219.8 |
| Gross margin | 68.3% | 68.0% | 67.5% | 65.8% | 61.1% | 62.4% | 58.1% | 45.7% |
| |
| Operating expenses: | | | | | | | | |
| Selling, general and administrative | 185.4 | 143.6 | 140.5 | 158.5 | 143.7 | 146.8 | 127.8 | 143.9 |
| Research and development | 1.6 | 1.0 | 1.0 | 1.5 | 0.8 | 0.8 | 1.0 | 1.3 |
| Amortization of purchased intangible assets | 12.7 | 11.9 | 13.0 | 11.0 | 11.2 | 21.8 | 10.9 | 10.9 |
| Operating expenses | -255.2 | 313.1 | 309.2 | -282.8 | 311.3 | 328.0 | 279.4 | -274.0 |
| Operating income | 32.9 | 62.6 | 88.2 | 53.0 | 56.8 | 78.0 | 72.3 | 63.7 |
| Operating margin | 9.7% | 19.4% | 24.5% | 15.6% | 16.3% | 20.6% | 19.8% | 13.2% |
| Equity in net income of unconsolidated affiliates | 1.5 | 4.6 | 1.7 | 6.3 | 4.0 | 6.1 | 7.1 | 5.1 |
| Interest expense, net | -2.7 | -4.3 | -4.6 | -2.7 | -2.8 | -2.9 | -2.8 | -3.2 |
| Other income (expense), net | 2.6 | 3.0 | 2.9 | -7.5 | -4.2 | 2.4 | -0.3 | 1.8 |
| Other income (expense), net | 1.4 | 3.3 | 2.9 | -3.8 | -7.3 | 5.6 | 68.1 | -0.3 |
| Income before income taxes | 34.3 | 65.9 | 88.1 | 49.2 | 53.8 | 83.6 | 140.3 | 61.6 |
| Income tax expense (benefit) | 15.3 | 17.2 | 23.8 | 18.5 | 14.7 | 6.4 | 19.0 | 10.9 |
| Net income | 18.9 | 48.6 | 64.4 | 30.7 | 39.1 | 77.2 | 121.3 | 50.7 |
| Net loss (income) attributable to non-controlling interest | | | | -2.5 | | | | -17.1 |
| Adjustment of redeemable limited partners' capital to redemption amount | | | | | | | | -26.7 |
| Net income attributable to stockholders | 21.5 | 46.8 | 64.0 | 29.9 | 38.4 | 75.5 | 122.0 | 49.5 |
| |
| Comprehensive income: | | | | | | | | |
| Net income | 18.9 | 48.6 | 64.4 | 30.7 | 39.1 | 77.2 | 121.3 | 50.7 |
| |
| Comprehensive loss (income) attributable to non-controlling interest | | | | | | | | |
| |
| Weighted average shares outstanding: | | | | | | | | |
| Basic (shares) | 118.8 | 118.9 | 118.8 | 120.2 | 118.7 | 121.2 | 122.9 | 116.5 |
| Diluted (shares) | 119.9 | 119.8 | 119.7 | 121.7 | 119.8 | 122.5 | 124.6 | 117.5 |
| |
| Earnings per share attributable to stockholders: | | | | | | | | |
| Basic (usd per share) | $0.18 | $0.39 | $0.54 | $0.26 | $0.32 | $0.62 | $0.99 | $0.40 |
| Diluted (usd per share) | $0.18 | $0.39 | $0.54 | $0.25 | $0.32 | $0.62 | $0.97 | $0.39 |