| Fiscal period | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|
| Period End Date | 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 | 12/31/2015 |
|---|
| Revenues | 868.52 | 549.59 | 457.79 | -- | -- | -- | -- | -- | -- | -- |
| Licensing and technology solutions | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| REVENUES:Patent licensing royalties | -- | -- | -- | 420.53 | 346.63 | 307.43 | 302.06 | 512.36 | 655.36 | 432.49 |
| REVENUES:Patent sales | -- | -- | -- | -- | 0.60 | 0.98 | 0.75 | -- | -- | -- |
| REVENUES:Technology solutions revenue | -- | -- | -- | 4.88 | 11.76 | 10.52 | 4.59 | 20.58 | 10.49 | 8.95 |
| Total Revenues | 868.52 | 549.59 | 457.79 | 425.41 | 358.99 | 318.92 | 307.40 | 532.94 | 665.85 | 441.44 |
| Development | 196.90 | 195.29 | 185.20 | 89.37 | 84.65 | 74.86 | 69.70 | 70.71 | 68.73 | 72.70 |
| General and Administrative | 62.86 | 53.29 | 47.38 | -- | -- | -- | -- | -- | -- | -- |
| Selling, general and administrative | -- | -- | -- | 61.22 | 49.00 | 51.29 | 51.03 | 49.58 | 46.27 | 39.78 |
| Patents administration and licensing | 169.24 | 79.40 | 71.42 | 175.74 | 170.18 | 154.94 | 124.08 | 111.16 | 113.54 | 120.40 |
| Sales and marketing | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Repositioning | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Restructuring activities | -- | -- | 3.28 | 27.88 | -- | -- | -- | -- | -- | -- |
| Arbitration and litigation contingencies | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Total Operating Expense | 429.00 | 327.97 | 307.28 | 354.20 | 303.82 | 281.09 | 244.81 | 231.44 | 228.55 | 232.89 |
| Operating Income (loss) | 439.51 | 221.62 | 150.52 | 71.21 | 55.17 | 37.84 | 62.60 | 301.50 | 437.31 | 208.55 |
| Interest and financing expenses | 45.42 | 44.82 | 29.50 | 25.23 | 40.80 | 40.96 | -- | -- | -- | -- |
| Interest income | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Interest and investment income, net | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Other income (loss) | 35.33 | 57.81 | (3.46) | 11.58 | 16.92 | 29.06 | (30.54) | (9.11) | (15.04) | (27.53) |
| Income (loss) before income taxes | -- | 234.61 | 117.56 | 57.56 | 31.29 | 25.94 | 32.06 | 292.39 | 422.27 | 181.02 |
| Current-State | -- | -- | -- | -- | -- | -- | -- | 0.00 | (0.06) | -- |
| Deferred:Federal | -- | -- | -- | -- | -- | -- | -- | 21.67 | (48.09) | -- |
| Deferred:State | -- | -- | -- | -- | -- | -- | -- | (1.07) | (0.56) | -- |
| Income tax provision (benefit) | 70.80 | 23.56 | 25.50 | 15.37 | (6.65) | 10.99 | (27.42) | 121.68 | 116.79 | 64.62 |
| Current-Federal | -- | -- | -- | -- | -- | -- | -- | 3.66 | 14.64 | -- |
| Current:Alternative Minimum Tax (AMT) | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Current:Foreign income tax | -- | -- | -- | -- | -- | -- | -- | -- | 79.93 | -- |
| Current:Foreign source withholding tax | -- | -- | -- | -- | -- | -- | -- | 47.59 | -- | -- |
| Deferred:Foreign source withholding tax | -- | -- | -- | -- | -- | -- | -- | 49.83 | 70.93 | -- |
| Deferred:Reversal of valuation allowance | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Deferred:Increase in valuation allowance - federal | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Deferred:Increase in valuation allowance - state | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Income (loss) before cumulative effect of change in accounting principle | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Consolidated Net Income (loss) | 358.61 | 211.05 | 92.06 | 42.19 | 37.94 | 14.95 | 59.48 | 170.71 | 305.48 | 116.39 |
| Net (loss) income attributable to noncontrolling interest | 0.00 | (3.02) | (1.63) | (13.11) | (6.86) | (5.98) | (4.39) | (3.58) | (3.52) | (2.83) |
| Preferred stock dividends | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Income (loss) Available to Common Shareholders | 358.61 | 214.07 | 93.69 | 55.30 | 44.80 | 20.93 | 63.87 | 174.29 | 309.00 | 119.23 |
| NET INCOME (LOSS) PER COMMON SHARE BEFORE CUMULATIVE EFFECT OF CHANGE IN ACCOUNTING PRINCIPLE - BASIC | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net income per common share - Basic | 14.16 | 7.97 | 3.11 | 1.80 | 1.46 | 0.66 | 1.85 | 5.04 | 8.95 | 3.31 |
| NET INCOME (LOSS) PER COMMON SHARE BEFORE CUMULATIVE EFFECT OF CHANGE IN ACCOUNTING PRINCIPLE - DILUTED | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net income per common share - Diluted | 12.07 | 7.62 | 3.07 | 1.77 | 1.44 | 0.66 | 1.81 | 4.87 | 8.78 | 3.27 |
| Weighted Average Shares Outstanding (Basic) | 25.33 | 26.86 | 30.11 | 30.76 | 30.78 | 31.55 | 34.49 | 34.61 | 34.53 | 36.05 |
| Weighted Average Shares Outstanding (Diluted) | 29.71 | 28.10 | 30.49 | 31.25 | 31.06 | 31.79 | 35.31 | 35.78 | 35.19 | 36.46 |