| Fiscal period | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
| Period End Date | 6/30/2025 | 6/30/2024 | 6/30/2023 | 6/30/2022 | 6/30/2021 | 6/30/2020 | 6/30/2019 | 6/30/2018 | 6/30/2017 | 6/30/2016 |
| Revenues | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Revenues : Services | 389.88 | 331.17 | 319.60 | 285.98 | 274.09 | 315.57 | 325.40 | 356.36 | 305.11 | 250.32 |
| Revenues : Products | 1,323.29 | 1,207.59 | 958.83 | 897.26 | 872.81 | 850.48 | 856.71 | 732.93 | 655.84 | 579.35 |
| Total Revenues | 1,713.17 | 1,538.76 | 1,278.43 | 1,183.24 | 1,146.90 | 1,166.04 | 1,182.12 | 1,089.29 | 960.95 | 829.66 |
| Cost of goods sold | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Cost of goods sold: Products | 909.00 | 822.35 | 676.77 | 608.99 | 586.94 | 575.34 | 572.67 | 504.48 | 466.29 | 407.88 |
| Cost of goods sold: services | 216.99 | 185.95 | 171.15 | 149.82 | 140.05 | 170.06 | 178.85 | 193.15 | 171.16 | 144.92 |
| Gross Profit | 587.18 | 530.46 | 430.51 | 424.43 | 419.92 | 420.64 | 430.59 | 391.65 | 323.50 | 276.86 |
| Goodwill amortization | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Research and development | 73.44 | 65.28 | 59.35 | 59.58 | 53.70 | 57.31 | 56.51 | 61.19 | 50.95 | 49.82 |
| Management retention bonus | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Selling, general and administrative expenses | 290.88 | 269.73 | 228.31 | 235.55 | 240.75 | 251.96 | 262.48 | 239.59 | 192.56 | 166.66 |
| Impairment, restructuring, and other charges | 5.34 | 6.39 | 7.57 | 7.54 | 10.10 | 6.48 | 3.83 | 34.96 | 46.70 | 22.01 |
| Other operating expenses | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Total Operating Expenses | 369.66 | 341.40 | 295.23 | 302.68 | 304.55 | 315.75 | 322.82 | 335.74 | 290.21 | 238.49 |
| Operating Income (Loss) | 217.52 | 189.06 | 135.28 | 121.75 | 115.37 | 104.89 | 107.77 | 55.91 | 33.29 | 38.37 |
| Interest expense | 31.43 | 27.85 | 20.04 | 8.96 | 16.73 | 18.77 | 21.60 | 19.29 | 7.54 | 2.88 |
| Impairment of equity investment | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Write-off of deferred acquisition costs | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| GAIN ON SALE OF SUBSIDIARY | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Gain on sale of marketable securities | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Gain on sale of investment | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Interest income | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Other income (expense) | -- | -- | -- | 27.37 | -- | -- | (0.01) | 0.24 | -- | -- |
| Income (loss) before provision for income taxes and minority interest | 186.09 | 161.21 | 115.24 | 140.16 | 98.64 | 86.12 | 86.16 | 36.85 | 25.75 | 35.50 |
| Deferred | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Provision (benefit) for income taxes | 36.46 | 33.06 | 23.46 | 24.81 | 24.59 | 10.87 | 21.37 | 65.98 | 4.68 | 9.34 |
| Deferred: Federal | (7.67) | (13.38) | (2.55) | 3.92 | 0.68 | -- | -- | 35.96 | (16.31) | (11.87) |
| Deferred: State | (0.85) | (0.59) | (0.68) | 0.13 | 0.46 | -- | -- | 0.34 | (0.48) | 0.47 |
| Deferred: Foreign | (0.57) | (0.16) | (0.75) | (0.53) | (0.71) | -- | -- | (10.18) | (7.42) | (1.83) |
| Change in valuation allowance | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Current : Federal | 12.22 | 22.23 | 6.86 | 6.22 | 4.41 | -- | -- | 8.52 | 0.79 | (0.49) |
| Current : Foreign | 31.07 | 22.84 | 19.72 | 13.11 | 18.56 | -- | -- | 30.64 | 27.62 | 22.94 |
| Current : State | 2.26 | 2.12 | 0.86 | 1.96 | 1.19 | -- | -- | 0.71 | 0.49 | 0.11 |
| Tax effect of stock option benefits | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Minority interest | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Income (loss) Available to Common Shareholders | 149.64 | 128.15 | 91.78 | 115.35 | 74.05 | 75.25 | 64.80 | (29.13) | 21.08 | 26.16 |
| Net Earnings Per Share (Basic) | 8.93 | 7.55 | 5.45 | 6.57 | 4.12 | 4.14 | 3.58 | (1.57) | 1.12 | 1.35 |
| Net Earnings Per Share (Diluted) | 8.71 | 7.38 | 5.34 | 6.45 | 4.03 | 4.05 | 3.46 | (1.57) | 1.07 | 1.30 |
| Weighted Average Shares Outstanding (Basic) | 16.76 | 16.98 | 16.83 | 17.55 | 17.97 | 18.19 | 18.10 | 18.59 | 18.89 | 19.43 |
| Weighted Average Shares Outstanding (Diluted) | 17.18 | 17.35 | 17.19 | 17.87 | 18.39 | 18.60 | 18.72 | 18.59 | 19.69 | 20.08 |