| Fiscal period | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
| Period End Date | 12/31/2025 | 12/31/2024 | 12/31/2023 | 12/31/2022 | 12/31/2021 | 12/31/2020 | 12/31/2019 | 12/31/2018 | 12/31/2017 | 12/31/2016 |
| Revenue | 994.36 | 914.52 | 837.55 | 1,006.09 | 1,037.10 | 811.02 | 725.63 | 806.34 | 747.95 | 520.75 |
| Product | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Service | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Total Revenues | 994.36 | 914.52 | 837.55 | 1,006.09 | 1,037.10 | 811.02 | 725.63 | 806.34 | 747.95 | 520.75 |
| Cost of Revenue | 328.97 | 288.72 | 236.31 | 284.19 | 277.27 | 206.42 | 189.75 | 206.05 | 168.70 | 115.59 |
| Product | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Service | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Gross Profit | 665.39 | 625.79 | 601.24 | 721.91 | 759.83 | 604.60 | 535.87 | 600.29 | 579.25 | 405.16 |
| Gross margin-Product | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Gross margin-Service | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Amortization of goodwill | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Research, development, and engineering expenses | 138.97 | 139.82 | 139.40 | 141.13 | 135.37 | 130.98 | 119.43 | 116.45 | 99.21 | 78.27 |
| Selling, general, and administrative expenses | 363.86 | 370.91 | 339.14 | 312.11 | 309.35 | 267.59 | 273.84 | 262.70 | 220.73 | 166.11 |
| Restructuring charge | -- | -- | -- | 1.66 | -- | 15.92 | -- | -- | -- | -- |
| Charge for intangible asset impairment | -- | -- | -- | -- | -- | (19.57) | -- | -- | -- | -- |
| Loss from fire | -- | -- | 8.00 | (20.78) | -- | -- | -- | -- | -- | -- |
| Operating Income / (Loss) | 162.57 | 115.07 | 130.70 | 246.23 | 315.10 | 170.53 | 142.60 | 221.14 | 259.32 | 160.78 |
| Loss on sale of equity securities and impairment of investment in limited partn | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Investment income | 16.95 | 13.97 | 14.09 | 6.72 | 6.66 | 12.99 | 19.69 | 14.72 | 9.54 | 7.04 |
| Other income (loss) | 7.37 | 0.92 | 0.59 | (0.41) | (0.59) | (0.31) | 1.21 | (0.22) | (0.34) | 0.87 |
| Foreign currency gain (loss) | (4.08) | 1.53 | (10.04) | (1.84) | (2.27) | 3.70 | (0.51) | (1.06) | (1.60) | 0.10 |
| Income before provision for income taxes | 182.80 | 131.49 | 135.35 | 250.70 | 318.90 | 186.91 | 162.99 | 234.57 | 266.92 | 168.80 |
| Current: Federal | 4.58 | -- | 29.08 | 48.36 | 27.87 | 0.16 | 15.85 | 10.62 | 78.05 | 14.46 |
| Current: State | 4.44 | -- | 3.54 | 5.69 | 5.37 | 0.92 | 2.11 | (0.88) | 2.69 | (0.62) |
| Income tax (benefit) provision | 68.36 | 25.32 | 22.11 | 35.17 | 39.02 | 10.73 | (40.87) | 15.31 | 89.74 | 18.97 |
| Deferred: State | 0.67 | -- | (5.88) | (8.35) | (0.77) | (0.56) | 0.18 | 0.55 | (0.64) | 1.07 |
| Deferred: Foreign | 8.55 | -- | 10.89 | 20.01 | 17.41 | 15.27 | (442.49) | (0.03) | 0.36 | (1.06) |
| Current- Foreign | 19.65 | -- | 9.21 | 10.24 | 8.41 | 13.20 | 30.67 | 6.31 | 7.71 | 8.15 |
| Deferred- Federal | 30.48 | -- | (24.73) | (40.77) | (19.27) | (18.27) | 352.81 | (1.27) | 1.57 | (3.03) |
| Income from Continuing Operations | -- | -- | -- | -- | -- | -- | -- | 219.27 | 177.18 | 149.83 |
| Loss from operations of discontinued business, net of tax | -- | -- | -- | -- | -- | -- | -- | -- | -- | (0.26) |
| Net Income (loss) Available to Common Shareholders | 114.44 | 106.17 | 113.23 | 215.53 | 279.88 | 176.19 | 203.87 | 219.27 | 177.18 | 149.57 |
| Continuing Operations- (Basic) | -- | -- | -- | -- | -- | -- | -- | 1.27 | 1.02 | 0.88 |
| EPS (Basic) : Disc Ops | -- | -- | -- | -- | -- | -- | -- | -- | -- | (0.01) |
| Net Earnings Per Share (Basic) | 0.68 | 0.62 | 0.66 | 1.24 | 1.59 | 1.02 | 1.19 | 1.27 | 1.02 | 0.88 |
| Continuing Operations- (Diluted) | -- | -- | -- | -- | -- | -- | -- | 1.24 | 0.99 | 0.86 |
| EPS (Diluted) : Disc Ops | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Earnings Per Share (Diluted) | 0.68 | 0.62 | 0.65 | 1.23 | 1.56 | 1.00 | 1.16 | 1.24 | 0.99 | 0.86 |
| Weighted Average Shares Outstanding (Basic) | 168.05 | 171.44 | 172.25 | 173.41 | 176.46 | 173.49 | 171.19 | 172.33 | 173.29 | 170.68 |
| Weighted Average Shares Outstanding (Diluted) | 169.37 | 172.61 | 173.40 | 174.87 | 179.92 | 176.59 | 175.27 | 177.41 | 179.55 | 174.14 |