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| Date | 1/31/2024 | 10/31/2023 | 7/31/2023 | 4/30/2023 | 1/31/2023 | 10/31/2022 | 7/31/2022 | 4/30/2022 | 1/31/2022 | 10/31/2021 | 7/31/2021 | 4/30/2021 | 1/31/2021 | 10/31/2020 | 7/31/2020 | 4/30/2020 | 1/31/2020 | 10/31/2019 | 4/30/2019 | 4/30/2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cash and Cash Equivalents | $114,561,000.00 | $149,009,000.00 | $206,442,000.00 | $284,829,000.00 | $311,142,000.00 | $277,622,000.00 | $221,883,000.00 | $339,528,000.00 | $204,531,000.00 | $167,436,000.00 | $273,779,000.00 | $115,355,000.00 | $960,122,000.00 | -- | $128,979,000.00 | $33,104,000.00 | $50,343,000.00 | -- | -- | -- |
| Accounts Receivable Net Current | $173,478,000.00 | $143,153,000.00 | $122,568,000.00 | $134,586,000.00 | $143,678,000.00 | $94,759,000.00 | $81,298,000.00 | $80,271,000.00 | $68,178,000.00 | $27,168,000.00 | $55,831,000.00 | $65,460,000.00 | $30,231,000.00 | -- | -- | $30,827,000.00 | -- | -- | -- | -- |
| Inventory | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Prepaid Expenses and Other Current Assets | $29,227,000.00 | $25,662,000.00 | $21,352,000.00 | $23,309,000.00 | $30,392,000.00 | $25,239,000.00 | $18,056,000.00 | $20,004,000.00 | $25,754,000.00 | $18,536,000.00 | $12,564,000.00 | $14,302,000.00 | $13,503,000.00 | -- | -- | $5,400,000.00 | -- | -- | -- | -- |
| Total Current Assets | $926,027,000.00 | $931,084,000.00 | $894,795,000.00 | $888,879,000.00 | $946,510,000.00 | $960,068,000.00 | $1,006,634,000.00 | $1,060,436,000.00 | $1,062,567,000.00 | $1,016,126,000.00 | $1,167,385,000.00 | $1,173,137,000.00 | $1,166,736,000.00 | -- | -- | $281,205,000.00 | -- | -- | -- | -- |
| Property Plant and Equipement | $91,003,000.00 | $92,651,000.00 | $88,666,000.00 | $84,578,000.00 | $75,197,000.00 | $61,724,000.00 | $38,928,000.00 | $14,517,000.00 | $5,297,000.00 | $5,239,000.00 | $5,687,000.00 | $6,133,000.00 | $6,844,000.00 | -- | -- | $8,723,000.00 | -- | -- | -- | -- |
| Intangible Assets Net | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Goodwill | $625,000.00 | $625,000.00 | $625,000.00 | $625,000.00 | $625,000.00 | $625,000.00 | $625,000.00 | $625,000.00 | $625,000.00 | $625,000.00 | $625,000.00 | $625,000.00 | $625,000.00 | -- | -- | $625,000.00 | -- | -- | -- | -- |
| Other Assets | $46,334,000.00 | $46,754,000.00 | $46,611,000.00 | $47,528,000.00 | $55,512,000.00 | $59,502,000.00 | $60,097,000.00 | $63,218,000.00 | $65,006,000.00 | $41,161,000.00 | $17,843,000.00 | $16,582,000.00 | $10,369,000.00 | -- | -- | $13,830,000.00 | -- | -- | -- | -- |
| Total Assets | $1,063,989,000.00 | $1,071,114,000.00 | $1,089,403,000.00 | $1,103,028,000.00 | $1,095,213,000.00 | $1,100,605,000.00 | $1,137,169,000.00 | $1,170,882,000.00 | $1,187,507,000.00 | $1,164,870,000.00 | $1,191,540,000.00 | $1,196,477,000.00 | $1,184,574,000.00 | -- | -- | $305,108,000.00 | -- | -- | -- | -- |
| Accounts Payable | $19,845,000.00 | $25,740,000.00 | $26,885,000.00 | $24,610,000.00 | $19,990,000.00 | $30,662,000.00 | $40,748,000.00 | $54,218,000.00 | $14,478,000.00 | $10,129,000.00 | $10,051,000.00 | $12,075,000.00 | $12,608,000.00 | -- | -- | $4,726,000.00 | -- | -- | -- | -- |
| Accrued Liabilities | $12,391,000.00 | $10,280,000.00 | $10,429,000.00 | $17,070,000.00 | $25,203,000.00 | $19,885,000.00 | $17,651,000.00 | $14,874,000.00 | $33,598,000.00 | $33,675,000.00 | $17,108,000.00 | $18,318,000.00 | $13,544,000.00 | -- | -- | $9,083,000.00 | -- | -- | -- | -- |
| Total Current Liabilities | $165,994,000.00 | $159,838,000.00 | $156,961,000.00 | $173,363,000.00 | $147,843,000.00 | $147,439,000.00 | $158,191,000.00 | $181,405,000.00 | $160,832,000.00 | $138,360,000.00 | $147,745,000.00 | $135,302,000.00 | $110,462,000.00 | -- | -- | $93,798,000.00 | -- | -- | -- | -- |
| Long Term Debt | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Additional Paid-in Capital | $1,914,450,000.00 | $1,856,307,000.00 | $1,807,678,000.00 | $1,740,174,000.00 | $1,693,574,000.00 | $1,637,980,000.00 | $1,594,487,000.00 | $1,532,917,000.00 | $1,510,343,000.00 | $1,470,176,000.00 | $1,430,296,000.00 | $1,410,325,000.00 | $1,399,281,000.00 | -- | -- | $110,485,000.00 | -- | -- | -- | -- |
| Accumulated Other Comprehensive Loss | $430,000.00 | $-775,000.00 | $-758,000.00 | $-385,000.00 | $-1,035,000.00 | $-2,805,000.00 | $-2,348,000.00 | $-2,148,000.00 | $-796,000.00 | $-240,000.00 | $187,000.00 | $81,000.00 | $13,000.00 | -- | -- | $424,000.00 | -- | -- | -- | -- |
| Accumulated Deficit | $-1,017,006,000.00 | $-944,375,000.00 | $-874,595,000.00 | $-810,237,000.00 | $-745,281,000.00 | $-682,119,000.00 | $-613,269,000.00 | $-541,398,000.00 | $-482,978,000.00 | $-443,531,000.00 | $-386,792,000.00 | $-349,333,000.00 | $-325,283,000.00 | -- | -- | $-293,637,000.00 | -- | -- | -- | -- |
| Total Stockholders' Equity | $897,995,000.00 | $911,276,000.00 | $932,442,000.00 | $929,665,000.00 | $947,370,000.00 | $953,166,000.00 | $978,978,000.00 | $989,477,000.00 | $1,026,675,000.00 | $1,026,510,000.00 | $1,043,795,000.00 | $1,061,175,000.00 | $1,074,112,000.00 | $-184,327,000.00 | $-179,681,000.00 | $-182,697,000.00 | $-155,897,000.00 | $-148,833,000.00 | $-165,434,000.00 | $-139,830,000.00 |
| Controlling Interest in Subsidiaries | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Total Liabilities and Equity | $1,063,989,000.00 | $1,071,114,000.00 | $1,089,403,000.00 | $1,103,028,000.00 | $1,095,213,000.00 | $1,100,605,000.00 | $1,137,169,000.00 | $1,170,882,000.00 | $1,187,507,000.00 | $1,164,870,000.00 | $1,191,540,000.00 | $1,196,477,000.00 | $1,184,574,000.00 | -- | -- | $305,108,000.00 | -- | -- | -- | -- |
| Date | 1/31/2024 | 10/31/2023 | 7/31/2023 | 4/30/2023 | 1/31/2023 | 10/31/2022 | 7/31/2022 | 4/30/2022 | 1/31/2022 | 10/31/2021 | 7/31/2021 | 4/30/2021 | 1/31/2021 | 10/31/2020 | 7/31/2020 | 4/30/2020 | 1/31/2020 | 10/31/2019 | 4/30/2019 | 4/30/2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total Revenues | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Cost of Revenues | $97,043,000.00 | $63,929,000.00 | $31,813,000.00 | $86,337,000.00 | $61,429,000.00 | $20,752,000.00 | $18,406,000.00 | $63,713,000.00 | $46,350,000.00 | $28,996,000.00 | $13,025,000.00 | $44,519,000.00 | $32,807,000.00 | -- | $10,499,000.00 | -- | $29,278,000.00 | -- | -- | -- |
| Gross Profit | $126,949,000.00 | $81,662,000.00 | $40,549,000.00 | $180,458,000.00 | $132,956,000.00 | $88,558,000.00 | $46,902,000.00 | $189,046,000.00 | $134,092,000.00 | $81,673,000.00 | $39,381,000.00 | $138,698,000.00 | $98,126,000.00 | -- | $29,984,000.00 | -- | $85,770,000.00 | -- | -- | -- |
| Research and Development | $150,747,000.00 | $101,267,000.00 | $50,868,000.00 | $210,660,000.00 | $160,979,000.00 | $50,051,000.00 | $55,877,000.00 | $150,544,000.00 | $40,931,000.00 | $36,523,000.00 | $26,712,000.00 | $68,856,000.00 | $48,145,000.00 | -- | $13,264,000.00 | -- | $47,122,000.00 | -- | -- | -- |
| Selling, General, and Administrative | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Total Operating Expenses | $362,984,000.00 | $235,151,000.00 | $114,642,000.00 | $470,951,000.00 | $350,169,000.00 | $233,733,000.00 | $120,111,000.00 | $385,168,000.00 | $273,691,000.00 | $97,968,000.00 | $75,898,000.00 | $198,956,000.00 | $134,476,000.00 | -- | $33,309,000.00 | -- | $127,048,000.00 | -- | -- | -- |
| Loss from Operations | $-236,035,000.00 | $-153,489,000.00 | $-74,093,000.00 | $-290,493,000.00 | $-217,213,000.00 | $-71,966,000.00 | $-73,209,000.00 | $-196,122,000.00 | $-139,599,000.00 | $-55,676,000.00 | $-36,517,000.00 | $-60,258,000.00 | $-36,350,000.00 | -- | $-3,325,000.00 | -- | $-41,278,000.00 | -- | -- | -- |
| Loss Before Income Taxes | $-205,906,000.00 | $-133,764,000.00 | $-64,210,000.00 | $-268,164,000.00 | $-203,398,000.00 | $-68,687,000.00 | $-71,692,000.00 | $-191,276,000.00 | $-133,051,000.00 | $-93,797,000.00 | $-37,071,000.00 | $-54,992,000.00 | $-31,190,000.00 | -- | $273,000.00 | -- | $-38,661,000.00 | -- | -- | -- |
| Earnings Per Share Basic | $-1.75 | $-1.15 | $-0.56 | -- | $-1.87 | $-0.63 | $-0.67 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Weighted Average Shares Basic | 118,259,000 | 117,125,000 | 115,681,000 | -- | 108,869,000 | 107,885,000 | 106,842,000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Earnings Per Share Diluted | $-1.75 | $-1.15 | $-0.56 | -- | $-1.87 | $-0.63 | $-0.67 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Weighted Average Shares Diluted | 118,259,000 | 117,125,000 | 115,681,000 | -- | 108,869,000 | 107,885,000 | 106,842,000 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Common Stock Shares Authorized | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Common Stock Shares Outstanding | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | 3,499,992 | 3,499,992 | -- | -- | -- | -- | -- | -- | -- |
| Common Stock Value | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Common Stock Par Or Stated Value Per Share | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Payments Of Dividends Common Stock | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Preferred Stock Shares Authorized | 200,000,000 | 200,000,000 | 200,000,000 | 200,000,000 | 200,000,000 | 200,000,000 | 200,000,000 | 200,000,000 | 200,000,000 | 200,000,000 | 200,000,000 | 200,000,000 | 200,000,000 | -- | -- | -- | -- | -- | -- | -- |
| Preferred Stock Shares Outstanding | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Preferred Stock Value | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Preferred Stock Par Or Stated Value Per Share | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | -- | -- | -- | -- | -- | -- | -- |
| Share Price | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |