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| 2024-04-30 | 2024-01-31 | 2023-10-31 | 2023-07-31 | 2023-04-30 | 2023-01-31 | 2022-10-31 | 2022-07-31 | 2022-04-30 | 2022-01-31 | 2021-10-31 | 2021-07-31 | 2021-04-30 | 2021-01-31 | 2020-10-31 | 2020-07-31 | 2020-04-30 | 2020-01-31 | 2019-10-31 | 2019-07-31 | 2019-04-30 | 2019-01-31 | 2018-10-31 | 2018-07-31 | 2018-04-30 | 2018-01-31 | 2017-10-31 | 2017-07-31 | 2017-04-30 | 2017-01-31 | 2016-09-30 | 2016-06-30 | 2016-04-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Common Stock Value | 0.04 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | NA | 0.03 | 0.03 | NA | 0.03 | 0.03 | 0.03 | 0.03 | 0.00 | 0.00 | |
| Weighted Average Number Of Diluted Shares Outstanding | NA | 34.72 | 34.57 | 34.41 | NA | 28.28 | 24.60 | 24.56 | NA | 24.48 | 24.44 | 24.43 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | |
| Weighted Average Number Of Shares Outstanding Basic | NA | 34.72 | 34.57 | 34.41 | NA | 28.28 | 24.60 | 24.56 | NA | 24.48 | 24.44 | 24.43 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | |
| Earnings Per Share Basic | -1.07 | -0.84 | -0.80 | -0.74 | -0.75 | -0.75 | -0.90 | -0.94 | -0.98 | -0.92 | -0.80 | -0.66 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | |
| Earnings Per Share Diluted | -1.07 | -0.84 | -0.80 | -0.74 | -0.75 | -0.75 | -0.90 | -0.94 | -0.98 | -0.92 | -0.80 | -0.66 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| 2024-04-30 | 2024-01-31 | 2023-10-31 | 2023-07-31 | 2023-04-30 | 2023-01-31 | 2022-10-31 | 2022-07-31 | 2022-04-30 | 2022-01-31 | 2021-10-31 | 2021-07-31 | 2021-04-30 | 2021-01-31 | 2020-10-31 | 2020-07-31 | 2020-04-30 | 2020-01-31 | 2019-10-31 | 2019-07-31 | 2019-04-30 | 2019-01-31 | 2018-10-31 | 2018-07-31 | 2018-04-30 | 2018-01-31 | 2017-10-31 | 2017-07-31 | 2017-04-30 | 2017-01-31 | 2016-09-30 | 2016-06-30 | 2016-04-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Operating Expenses | 48.45 | 33.15 | 29.75 | 29.09 | 31.73 | 26.95 | 25.88 | 26.32 | 26.81 | 26.68 | 23.60 | 19.52 | 18.04 | 12.66 | 12.78 | 14.44 | 12.78 | 14.30 | 13.21 | 12.93 | 14.19 | 10.55 | 10.48 | 10.73 | 7.81 | 6.68 | 7.06 | 5.55 | 5.20 | 8.37 | 2.41 | 6.97 | 5.40 | 6.54 | 5.58 | 4.91 | 5.67 | 4.91 | 3.83 | |
| Research And Development Expense | 25.25 | 22.52 | 19.09 | 19.31 | 23.95 | 20.06 | 18.08 | 18.19 | 19.21 | 19.74 | 17.55 | 13.67 | 11.88 | 9.10 | 9.15 | 11.16 | 9.48 | 11.23 | 9.79 | 9.69 | 11.14 | 7.65 | 7.88 | 8.36 | 5.85 | 4.55 | 4.36 | 3.48 | 3.00 | 3.34 | 0.33 | 0.95 | 4.55 | 3.53 | 4.26 | 3.53 | 4.50 | 3.90 | 3.03 | |
| General And Administrative Expense | 23.21 | 10.63 | 10.66 | 9.79 | 7.78 | 6.88 | 7.81 | 8.13 | 7.60 | 6.95 | 6.06 | 5.85 | 6.17 | 3.56 | 3.63 | 3.28 | 3.30 | 3.07 | 3.42 | 3.25 | 3.05 | 2.90 | 2.61 | 2.37 | 1.96 | 2.13 | 2.70 | 2.07 | 2.20 | 5.03 | 2.08 | 2.60 | 1.13 | 1.54 | 1.32 | 1.37 | 1.17 | 1.01 | 0.79 | |
| Operating Income Loss | -48.45 | -33.15 | -29.75 | -29.09 | -31.73 | -26.95 | -25.88 | -26.32 | -26.81 | -26.68 | -23.60 | -19.52 | -18.04 | -12.66 | -12.78 | -14.44 | -8.96 | -12.72 | -9.29 | -9.56 | -11.26 | -6.66 | -4.89 | -7.01 | -2.97 | -4.35 | -5.94 | -5.45 | -5.09 | -8.12 | -2.40 | -6.96 | -5.39 | -6.53 | -5.57 | -4.90 | -5.67 | -4.90 | -3.82 | |
| Allocated Share Based Compensation Expense | 12.74 | 2.71 | 3.21 | 3.25 | 2.44 | 2.33 | 2.51 | 2.64 | 2.65 | 2.78 | 2.86 | 2.79 | 3.44 | 1.24 | 1.25 | 1.19 | 1.09 | 1.12 | 1.16 | 1.07 | 0.85 | 0.80 | 0.98 | 0.35 | 0.28 | 0.28 | 0.27 | 0.22 | 0.17 | 0.16 | 0.28 | 0.31 | 0.10 | 0.37 | 0.34 | 0.29 | 0.04 | 0.12 | 0.17 | |
| Profit Loss | -44.65 | -29.03 | -27.65 | -25.32 | -26.30 | -21.30 | -22.26 | -23.04 | -24.11 | -22.47 | -19.65 | -16.11 | -14.96 | -10.05 | -10.43 | -10.81 | -6.58 | -9.29 | -5.90 | -7.34 | -8.53 | -3.96 | -3.30 | -5.03 | -0.66 | -5.23 | -4.99 | -4.93 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | |
| Other Comprehensive Income Loss Net Of Tax | -0.20 | 0.17 | -0.57 | 0.17 | 0.48 | 1.78 | -1.18 | -0.29 | -1.52 | -0.62 | -0.23 | -0.06 | -0.17 | 0.69 | -0.34 | 0.26 | -0.50 | 0.08 | 0.52 | -0.06 | 0.17 | 0.14 | 0.19 | -1.32 | NA | 2.43 | -0.04 | 0.12 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | |
| Net Income Loss | -44.65 | -29.03 | -27.65 | -25.32 | -26.30 | -21.30 | -22.26 | -23.04 | -24.11 | -22.47 | -19.65 | -16.11 | -14.96 | -10.05 | -10.43 | -10.81 | -6.58 | -9.29 | -5.90 | -7.34 | -8.53 | -3.96 | -3.30 | -5.03 | -0.66 | -5.23 | -4.99 | -4.93 | -4.20 | -7.64 | -2.38 | -7.35 | -4.87 | -6.61 | -5.66 | -4.99 | -9.01 | -5.18 | -4.71 | |
| Comprehensive Income Net Of Tax | -44.84 | -28.86 | -28.22 | -25.15 | -25.82 | -19.52 | -23.43 | -23.33 | -25.64 | -23.09 | -19.88 | -16.17 | -15.12 | -9.36 | -10.76 | -10.55 | -7.08 | -9.21 | -5.38 | -7.40 | -8.35 | -3.82 | -3.11 | -6.35 | -1.63 | -2.80 | -5.03 | -4.81 | -3.94 | -7.48 | NA | NA | -2.89 | NA | NA | NA | NA | NA | NA |
| 2024-04-30 | 2024-01-31 | 2023-10-31 | 2023-07-31 | 2023-04-30 | 2023-01-31 | 2022-10-31 | 2022-07-31 | 2022-04-30 | 2022-01-31 | 2021-10-31 | 2021-07-31 | 2021-04-30 | 2021-01-31 | 2020-10-31 | 2020-07-31 | 2020-04-30 | 2020-01-31 | 2019-10-31 | 2019-07-31 | 2019-04-30 | 2019-01-31 | 2018-10-31 | 2018-07-31 | 2018-04-30 | 2018-01-31 | 2017-10-31 | 2017-07-31 | 2017-04-30 | 2017-01-31 | 2016-09-30 | 2016-06-30 | 2016-04-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Assets | 235.40 | 113.97 | 138.74 | 160.33 | 183.20 | 203.47 | 162.84 | 182.32 | 203.88 | 225.05 | 243.81 | 259.13 | 272.01 | 66.21 | 75.45 | 83.90 | 92.53 | 102.94 | 112.06 | 119.88 | 118.13 | 126.53 | 132.56 | 57.62 | 61.39 | 66.66 | 34.74 | 30.78 | 34.34 | 38.05 | 35.86 | 38.01 | 24.75 | 49.67 | 56.79 | 62.08 | 67.60 | 7.71 | 6.64 | |
| Liabilities And Stockholders Equity | 235.40 | 113.97 | 138.74 | 160.33 | 183.20 | 203.47 | 162.84 | 182.32 | 203.88 | 225.05 | 243.81 | 259.13 | 272.01 | 66.21 | 75.45 | 83.90 | 92.53 | 102.94 | 112.06 | 119.88 | 118.13 | 126.53 | 132.56 | 57.62 | 61.39 | 66.66 | 34.74 | 30.78 | 34.34 | 38.05 | 35.86 | 38.01 | 24.75 | 49.67 | 56.79 | 62.08 | 67.60 | 7.71 | 6.64 | |
| Stockholders Equity | 206.58 | 88.58 | 114.45 | 139.34 | 161.03 | 184.44 | 143.81 | 164.57 | 185.09 | 207.94 | 227.47 | 244.43 | 257.19 | 58.56 | 64.98 | 74.44 | 83.75 | 89.75 | 97.79 | 101.87 | 96.74 | 104.03 | 106.95 | 26.25 | 27.25 | 28.57 | 31.08 | 26.73 | 31.33 | 34.85 | 33.94 | 36.04 | -37.11 | 43.07 | 49.31 | 54.62 | 59.32 | -48.97 | -44.18 |
| 2024-04-30 | 2024-01-31 | 2023-10-31 | 2023-07-31 | 2023-04-30 | 2023-01-31 | 2022-10-31 | 2022-07-31 | 2022-04-30 | 2022-01-31 | 2021-10-31 | 2021-07-31 | 2021-04-30 | 2021-01-31 | 2020-10-31 | 2020-07-31 | 2020-04-30 | 2020-01-31 | 2019-10-31 | 2019-07-31 | 2019-04-30 | 2019-01-31 | 2018-10-31 | 2018-07-31 | 2018-04-30 | 2018-01-31 | 2017-10-31 | 2017-07-31 | 2017-04-30 | 2017-01-31 | 2016-09-30 | 2016-06-30 | 2016-04-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Assets Current | 225.69 | 104.10 | 128.61 | 149.84 | 172.33 | 192.13 | 151.22 | 170.41 | 193.65 | 214.46 | 234.48 | 249.78 | 264.26 | 62.50 | 72.08 | 80.22 | 88.70 | 99.00 | 107.89 | 115.72 | 115.55 | 124.06 | 130.07 | 55.19 | 59.38 | 65.71 | 34.14 | 30.19 | 34.25 | 37.95 | 35.81 | 37.96 | 24.67 | 49.47 | 54.95 | 61.45 | 67.00 | 4.31 | 4.59 | |
| Cash And Cash Equivalents At Carrying Value | 31.79 | 23.06 | 57.67 | 49.41 | 56.24 | 85.05 | 38.59 | 37.86 | 30.73 | 45.58 | 46.49 | 48.34 | 50.59 | 17.73 | 16.17 | 18.01 | 15.79 | 18.61 | 21.72 | 30.11 | 32.01 | 56.34 | 121.12 | 48.07 | 51.05 | 58.68 | 28.13 | 26.46 | 30.95 | 33.50 | 35.21 | 36.82 | 21.76 | 48.45 | 53.72 | 59.88 | 65.38 | 3.18 | 3.90 | |
| Prepaid Expense And Other Assets Current | 6.85 | 5.51 | 5.46 | 7.53 | 6.38 | 8.56 | 8.91 | 11.08 | 13.35 | 8.39 | 7.27 | 5.54 | 4.92 | 4.60 | 1.52 | 3.26 | 4.46 | 3.63 | 2.62 | 2.73 | 3.42 | 3.95 | 1.92 | 1.51 | 1.49 | 2.00 | 1.40 | 0.84 | 0.75 | 1.22 | 0.60 | 1.14 | 0.67 | 1.01 | 1.22 | 1.57 | 1.61 | 1.13 | 0.69 | |
| Available For Sale Securities Debt Securities | 178.61 | 52.53 | 45.51 | 73.85 | 93.14 | 86.64 | 83.69 | 104.21 | 135.47 | 149.21 | 163.32 | 182.29 | 198.34 | 32.58 | 39.70 | 46.32 | 51.92 | 61.95 | 71.74 | 70.26 | 68.81 | 54.80 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| 2024-04-30 | 2024-01-31 | 2023-10-31 | 2023-07-31 | 2023-04-30 | 2023-01-31 | 2022-10-31 | 2022-07-31 | 2022-04-30 | 2022-01-31 | 2021-10-31 | 2021-07-31 | 2021-04-30 | 2021-01-31 | 2020-10-31 | 2020-07-31 | 2020-04-30 | 2020-01-31 | 2019-10-31 | 2019-07-31 | 2019-04-30 | 2019-01-31 | 2018-10-31 | 2018-07-31 | 2018-04-30 | 2018-01-31 | 2017-10-31 | 2017-07-31 | 2017-04-30 | 2017-01-31 | 2016-09-30 | 2016-06-30 | 2016-04-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Property Plant And Equipment Gross | 5.94 | NA | NA | NA | 5.91 | NA | NA | NA | 4.60 | NA | NA | NA | 3.88 | NA | NA | NA | 3.41 | NA | NA | NA | 3.31 | NA | NA | NA | 2.39 | NA | NA | NA | 0.41 | NA | NA | NA | 0.42 | 0.38 | 1.43 | 0.95 | 0.93 | 0.85 | 0.68 | |
| Accumulated Depreciation Depletion And Amortization Property Plant And Equipment | 3.71 | NA | NA | NA | 2.96 | NA | NA | NA | 2.42 | NA | NA | NA | 2.09 | NA | NA | NA | 1.37 | NA | NA | NA | 0.90 | NA | NA | NA | 0.56 | NA | NA | NA | 0.31 | NA | NA | NA | 0.34 | 0.21 | 0.63 | 0.59 | 0.56 | 0.53 | 0.49 | |
| Property Plant And Equipment Net | 2.23 | 2.42 | 2.50 | 2.81 | 2.95 | 3.04 | 3.06 | 3.03 | 2.18 | 2.21 | 2.18 | 1.94 | 1.79 | 1.87 | 1.89 | 2.02 | 2.04 | 2.26 | 2.37 | 2.25 | 2.41 | 2.29 | 2.32 | 2.26 | 1.84 | 0.77 | 0.60 | 0.59 | 0.10 | 0.10 | NA | NA | 0.07 | 0.16 | 0.81 | 0.36 | 0.37 | 0.33 | 0.18 | |
| Other Assets Noncurrent | 0.57 | 0.40 | 0.34 | 0.11 | 0.11 | 0.20 | 0.20 | 0.22 | 0.19 | 0.19 | 0.19 | 0.20 | 0.20 | 0.18 | 0.18 | 0.18 | 0.18 | 0.17 | 0.17 | 0.17 | 0.17 | 0.17 | 0.17 | 0.17 | 0.17 | 0.17 | NA | NA | 0.05 | NA | NA | NA | NA | NA | 0.99 | 0.22 | 0.18 | 0.18 | 0.18 | |
| Available For Sale Debt Securities Amortized Cost Basis | 178.33 | 52.01 | 45.26 | 73.40 | 92.86 | 86.88 | 84.58 | 105.23 | 136.60 | 149.89 | 163.82 | 182.59 | 198.54 | 32.56 | 39.52 | 45.92 | 51.46 | 61.50 | 71.23 | 69.78 | 68.36 | 54.58 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| 2024-04-30 | 2024-01-31 | 2023-10-31 | 2023-07-31 | 2023-04-30 | 2023-01-31 | 2022-10-31 | 2022-07-31 | 2022-04-30 | 2022-01-31 | 2021-10-31 | 2021-07-31 | 2021-04-30 | 2021-01-31 | 2020-10-31 | 2020-07-31 | 2020-04-30 | 2020-01-31 | 2019-10-31 | 2019-07-31 | 2019-04-30 | 2019-01-31 | 2018-10-31 | 2018-07-31 | 2018-04-30 | 2018-01-31 | 2017-10-31 | 2017-07-31 | 2017-04-30 | 2017-01-31 | 2016-09-30 | 2016-06-30 | 2016-04-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Liabilities Current | 22.81 | 19.13 | 17.75 | 14.13 | 15.03 | 11.61 | 11.32 | 9.73 | 11.58 | 9.65 | 10.11 | 8.23 | 9.77 | 6.52 | 9.54 | 8.46 | 7.72 | 9.76 | 10.47 | 13.97 | 18.05 | 18.83 | 20.94 | 22.90 | 23.22 | 24.08 | 3.51 | 3.84 | 3.02 | 3.20 | 1.89 | 1.93 | 3.25 | 3.85 | 4.27 | 3.79 | 4.17 | 11.01 | 7.09 | |
| Accounts Payable Current | 9.11 | 3.10 | 4.90 | 5.06 | 4.82 | 1.70 | 3.38 | 2.91 | 3.64 | 2.19 | 3.16 | 1.45 | 1.98 | 0.64 | 2.17 | 1.77 | 1.68 | 2.95 | 2.24 | 3.10 | 2.86 | 3.00 | 3.02 | 2.35 | 1.43 | 1.57 | 1.04 | 1.94 | 1.15 | 0.76 | 0.43 | 0.19 | 1.14 | 0.79 | 1.46 | 1.53 | 1.99 | 2.54 | 1.02 | |
| Other Accrued Liabilities Current | 0.25 | 0.14 | 0.31 | 0.15 | 0.20 | 0.29 | 0.22 | 0.22 | 0.31 | 0.19 | 0.19 | 0.18 | 0.39 | 0.12 | 0.08 | 0.05 | 0.13 | 0.28 | 0.22 | 0.26 | 0.39 | 0.23 | 0.14 | 0.16 | 0.34 | 0.25 | 0.14 | 0.13 | 0.07 | 0.47 | NA | NA | 0.03 | NA | NA | NA | NA | NA | NA | |
| Accrued Liabilities Current | 12.40 | 14.84 | 11.71 | 7.95 | 9.13 | 8.85 | 6.91 | 5.83 | 6.96 | 6.45 | 6.03 | 5.88 | 6.93 | 5.29 | 6.94 | 6.17 | 5.46 | 4.88 | 5.03 | 4.26 | 5.59 | 3.41 | 2.99 | 3.14 | 3.09 | 2.29 | 2.25 | 1.69 | 1.86 | 2.45 | 1.43 | 1.71 | 2.11 | 1.08 | 1.33 | 1.27 | 1.67 | 1.83 | 1.60 |
| 2024-04-30 | 2024-01-31 | 2023-10-31 | 2023-07-31 | 2023-04-30 | 2023-01-31 | 2022-10-31 | 2022-07-31 | 2022-04-30 | 2022-01-31 | 2021-10-31 | 2021-07-31 | 2021-04-30 | 2021-01-31 | 2020-10-31 | 2020-07-31 | 2020-04-30 | 2020-01-31 | 2019-10-31 | 2019-07-31 | 2019-04-30 | 2019-01-31 | 2018-10-31 | 2018-07-31 | 2018-04-30 | 2018-01-31 | 2017-10-31 | 2017-07-31 | 2017-04-30 | 2017-01-31 | 2016-09-30 | 2016-06-30 | 2016-04-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Liabilities Noncurrent | 6.01 | 6.26 | 6.55 | 6.87 | 7.14 | 7.42 | 7.71 | 8.01 | 7.21 | 7.47 | 6.22 | 6.47 | 5.05 | 1.12 | 0.93 | 1.01 | 1.06 | 3.43 | 3.81 | 4.05 | 3.34 | 3.67 | 4.67 | 8.46 | 10.92 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | |
| Operating Lease Liability Noncurrent | 6.01 | 6.26 | 6.55 | 6.87 | 7.14 | 7.42 | 7.71 | 8.01 | 7.21 | 7.47 | 6.22 | 6.47 | 5.05 | 1.12 | 0.93 | 1.01 | 1.06 | 0.93 | 1.05 | 1.18 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| 2024-04-30 | 2024-01-31 | 2023-10-31 | 2023-07-31 | 2023-04-30 | 2023-01-31 | 2022-10-31 | 2022-07-31 | 2022-04-30 | 2022-01-31 | 2021-10-31 | 2021-07-31 | 2021-04-30 | 2021-01-31 | 2020-10-31 | 2020-07-31 | 2020-04-30 | 2020-01-31 | 2019-10-31 | 2019-07-31 | 2019-04-30 | 2019-01-31 | 2018-10-31 | 2018-07-31 | 2018-04-30 | 2018-01-31 | 2017-10-31 | 2017-07-31 | 2017-04-30 | 2017-01-31 | 2016-09-30 | 2016-06-30 | 2016-04-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Stockholders Equity | 206.58 | 88.58 | 114.45 | 139.34 | 161.03 | 184.44 | 143.81 | 164.57 | 185.09 | 207.94 | 227.47 | 244.43 | 257.19 | 58.56 | 64.98 | 74.44 | 83.75 | 89.75 | 97.79 | 101.87 | 96.74 | 104.03 | 106.95 | 26.25 | 27.25 | 28.57 | 31.08 | 26.73 | 31.33 | 34.85 | 33.94 | 36.04 | -37.11 | 43.07 | 49.31 | 54.62 | 59.32 | -48.97 | -44.18 | |
| Common Stock Value | 0.04 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | NA | 0.03 | 0.03 | NA | 0.03 | 0.03 | 0.03 | 0.03 | 0.00 | 0.00 | |
| Additional Paid In Capital Common Stock | 679.75 | 516.92 | 513.93 | 510.59 | 507.13 | 504.73 | 444.59 | 441.91 | 439.10 | 436.31 | 432.76 | 429.84 | 426.44 | 212.69 | 209.75 | 208.44 | 207.21 | 206.12 | 204.95 | 203.65 | 191.12 | 190.07 | 189.16 | 105.36 | 100.01 | 99.70 | 99.41 | 90.04 | 89.81 | 89.40 | 122.87 | 122.59 | 0.21 | 122.27 | 121.90 | 121.56 | 121.27 | NA | 3.59 | |
| Retained Earnings Accumulated Deficit | -469.73 | -425.08 | -396.05 | -368.40 | -343.08 | -316.78 | -295.47 | -273.22 | -250.18 | -226.06 | -203.59 | -183.94 | -167.84 | -152.88 | -142.83 | -132.41 | -121.59 | -115.01 | -105.72 | -99.81 | -92.48 | -83.95 | -79.99 | -76.69 | -71.66 | -71.00 | -65.77 | -60.78 | -55.85 | -51.65 | -88.96 | -86.58 | -37.25 | -79.23 | -72.62 | -66.96 | -61.97 | -52.96 | -47.77 | |
| Accumulated Other Comprehensive Income Loss Net Of Tax | -3.49 | -3.29 | -3.46 | -2.89 | -3.06 | -3.54 | -5.33 | -4.15 | -3.86 | -2.34 | -1.72 | -1.49 | -1.43 | -1.27 | -1.96 | -1.62 | -1.88 | -1.38 | -1.46 | -1.99 | -1.93 | -2.10 | -2.24 | -2.43 | -1.11 | -0.14 | -2.57 | -2.53 | -2.64 | -2.91 | NA | NA | -0.07 | NA | NA | NA | NA | NA | NA | |
| Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value | NA | 2.71 | 3.21 | 3.25 | NA | 2.33 | 2.51 | 2.64 | NA | 2.78 | 2.86 | 2.79 | NA | 1.24 | 1.25 | 1.19 | NA | 1.12 | 1.16 | 1.07 | NA | 0.80 | 0.98 | 0.35 | NA | 0.28 | 0.27 | 0.22 | 0.17 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| 2024-04-30 | 2024-01-31 | 2023-10-31 | 2023-07-31 | 2023-04-30 | 2023-01-31 | 2022-10-31 | 2022-07-31 | 2022-04-30 | 2022-01-31 | 2021-10-31 | 2021-07-31 | 2021-04-30 | 2021-01-31 | 2020-10-31 | 2020-07-31 | 2020-04-30 | 2020-01-31 | 2019-10-31 | 2019-07-31 | 2019-04-30 | 2019-01-31 | 2018-10-31 | 2018-07-31 | 2018-04-30 | 2018-01-31 | 2017-10-31 | 2017-07-31 | 2017-04-30 | 2017-01-31 | 2016-09-30 | 2016-06-30 | 2016-04-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Net Cash Provided By Used In Operating Activities | -15.11 | -27.57 | -19.82 | -26.73 | -22.64 | -9.29 | -20.59 | -22.74 | -26.79 | -14.06 | -19.55 | -17.73 | -11.04 | -7.59 | -7.95 | -3.59 | -12.62 | -13.11 | -7.81 | -11.28 | -10.51 | -10.86 | -8.79 | -6.21 | -5.96 | 28.22 | -7.26 | -4.45 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | |
| Net Cash Provided By Used In Investing Activities | -126.19 | -6.70 | 28.56 | 19.61 | -6.21 | -2.52 | 20.10 | 30.04 | 12.43 | 12.90 | 17.64 | 14.88 | -166.48 | 6.95 | 6.37 | 5.51 | 10.03 | 9.77 | -1.51 | -1.53 | -14.05 | -54.59 | -0.22 | -0.56 | -1.08 | -0.18 | -0.05 | -0.11 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | |
| Net Cash Provided By Used In Financing Activities | 150.10 | 0.28 | 0.13 | 0.20 | -0.03 | 57.81 | 0.17 | 0.17 | 0.14 | 0.77 | 0.06 | 0.61 | 210.31 | 1.70 | 0.06 | 0.05 | 0.00 | 0.04 | 0.14 | 11.40 | 0.15 | 0.06 | 82.78 | 4.95 | -0.01 | -0.05 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| 2024-04-30 | 2024-01-31 | 2023-10-31 | 2023-07-31 | 2023-04-30 | 2023-01-31 | 2022-10-31 | 2022-07-31 | 2022-04-30 | 2022-01-31 | 2021-10-31 | 2021-07-31 | 2021-04-30 | 2021-01-31 | 2020-10-31 | 2020-07-31 | 2020-04-30 | 2020-01-31 | 2019-10-31 | 2019-07-31 | 2019-04-30 | 2019-01-31 | 2018-10-31 | 2018-07-31 | 2018-04-30 | 2018-01-31 | 2017-10-31 | 2017-07-31 | 2017-04-30 | 2017-01-31 | 2016-09-30 | 2016-06-30 | 2016-04-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Net Cash Provided By Used In Operating Activities | -15.11 | -27.57 | -19.82 | -26.73 | -22.64 | -9.29 | -20.59 | -22.74 | -26.79 | -14.06 | -19.55 | -17.73 | -11.04 | -7.59 | -7.95 | -3.59 | -12.62 | -13.11 | -7.81 | -11.28 | -10.51 | -10.86 | -8.79 | -6.21 | -5.96 | 28.22 | -7.26 | -4.45 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | |
| Net Income Loss | -44.65 | -29.03 | -27.65 | -25.32 | -26.30 | -21.30 | -22.26 | -23.04 | -24.11 | -22.47 | -19.65 | -16.11 | -14.96 | -10.05 | -10.43 | -10.81 | -6.58 | -9.29 | -5.90 | -7.34 | -8.53 | -3.96 | -3.30 | -5.03 | -0.66 | -5.23 | -4.99 | -4.93 | -4.20 | -7.64 | -2.38 | -7.35 | -4.87 | -6.61 | -5.66 | -4.99 | -9.01 | -5.18 | -4.71 | |
| Profit Loss | -44.65 | -29.03 | -27.65 | -25.32 | -26.30 | -21.30 | -22.26 | -23.04 | -24.11 | -22.47 | -19.65 | -16.11 | -14.96 | -10.05 | -10.43 | -10.81 | -6.58 | -9.29 | -5.90 | -7.34 | -8.53 | -3.96 | -3.30 | -5.03 | -0.66 | -5.23 | -4.99 | -4.93 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | |
| Depreciation Depletion And Amortization | 0.22 | 0.21 | 0.20 | 0.19 | 0.19 | 0.20 | 0.17 | 0.16 | 0.16 | 0.15 | 0.13 | 0.13 | 0.14 | 0.14 | 0.13 | 0.13 | 0.13 | 0.13 | 0.13 | 0.12 | 0.12 | 0.10 | 0.10 | 0.05 | 0.05 | 0.05 | 0.05 | 0.03 | 0.01 | 0.01 | 0.00 | 0.00 | 0.01 | 0.03 | 0.04 | 0.03 | 0.03 | 0.03 | 0.02 | |
| Increase Decrease In Accounts Payable | 6.10 | -1.94 | 0.06 | 0.11 | 3.02 | -1.83 | 0.60 | -0.68 | 1.46 | -0.94 | 1.69 | -0.53 | 1.33 | -1.63 | 0.41 | 0.04 | -1.14 | 0.69 | -0.95 | 0.39 | -0.21 | -0.34 | 0.96 | 1.13 | -0.33 | 0.69 | -0.91 | 0.77 | 0.36 | -1.88 | 0.24 | -1.00 | 0.58 | -0.27 | -0.15 | -0.29 | -0.22 | 1.01 | 0.12 |
| 2024-04-30 | 2024-01-31 | 2023-10-31 | 2023-07-31 | 2023-04-30 | 2023-01-31 | 2022-10-31 | 2022-07-31 | 2022-04-30 | 2022-01-31 | 2021-10-31 | 2021-07-31 | 2021-04-30 | 2021-01-31 | 2020-10-31 | 2020-07-31 | 2020-04-30 | 2020-01-31 | 2019-10-31 | 2019-07-31 | 2019-04-30 | 2019-01-31 | 2018-10-31 | 2018-07-31 | 2018-04-30 | 2018-01-31 | 2017-10-31 | 2017-07-31 | 2017-04-30 | 2017-01-31 | 2016-09-30 | 2016-06-30 | 2016-04-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Net Cash Provided By Used In Investing Activities | -126.19 | -6.70 | 28.56 | 19.61 | -6.21 | -2.52 | 20.10 | 30.04 | 12.43 | 12.90 | 17.64 | 14.88 | -166.48 | 6.95 | 6.37 | 5.51 | 10.03 | 9.77 | -1.51 | -1.53 | -14.05 | -54.59 | -0.22 | -0.56 | -1.08 | -0.18 | -0.05 | -0.11 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | |
| Payments To Acquire Property Plant And Equipment | 0.01 | 0.02 | 0.00 | 0.01 | 0.07 | 0.01 | 0.19 | 0.92 | 0.09 | 0.20 | 0.36 | 0.29 | 0.03 | 0.01 | 0.01 | 0.02 | 0.01 | 0.00 | 0.11 | 0.10 | 0.28 | 0.02 | 0.22 | 0.56 | 1.08 | 0.18 | 0.05 | 0.11 | 0.01 | 0.01 | 0.00 | 0.06 | 0.00 | 0.18 | 0.38 | 0.02 | 0.08 | 0.18 | 0.08 |
| 2024-04-30 | 2024-01-31 | 2023-10-31 | 2023-07-31 | 2023-04-30 | 2023-01-31 | 2022-10-31 | 2022-07-31 | 2022-04-30 | 2022-01-31 | 2021-10-31 | 2021-07-31 | 2021-04-30 | 2021-01-31 | 2020-10-31 | 2020-07-31 | 2020-04-30 | 2020-01-31 | 2019-10-31 | 2019-07-31 | 2019-04-30 | 2019-01-31 | 2018-10-31 | 2018-07-31 | 2018-04-30 | 2018-01-31 | 2017-10-31 | 2017-07-31 | 2017-04-30 | 2017-01-31 | 2016-09-30 | 2016-06-30 | 2016-04-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Net Cash Provided By Used In Financing Activities | 150.10 | 0.28 | 0.13 | 0.20 | -0.03 | 57.81 | 0.17 | 0.17 | 0.14 | 0.77 | 0.06 | 0.61 | 210.31 | 1.70 | 0.06 | 0.05 | 0.00 | 0.04 | 0.14 | 11.40 | 0.15 | 0.06 | 82.78 | 4.95 | -0.01 | -0.05 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
