CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) shares in Thousands, $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Revenues: | ||||
| Research and other | $ 883 | $ 200 | $ 2,184 | $ 706 |
| Revenue, Product and Service [Extensible Enumeration] | nwbo:ResearchAndOtherRevenueMember | nwbo:ResearchAndOtherRevenueMember | nwbo:ResearchAndOtherRevenueMember | nwbo:ResearchAndOtherRevenueMember |
| Operating costs and expenses: | ||||
| Research and development | $ 4,222 | $ 7,450 | $ 14,785 | $ 23,231 |
| General and administrative | 6,600 | 7,070 | 19,843 | 23,885 |
| Total operating costs and expenses | 10,822 | 14,520 | 34,628 | 47,116 |
| Loss from operations | (9,939) | (14,320) | (32,444) | (46,410) |
| Other income (expense): | ||||
| Settlement gain | 2,250 | |||
| Change in fair value of derivative liabilities | (3,332) | 9,416 | (1,328) | |
| Change in fair value of share payable | (138) | (118) | 127 | (381) |
| Change in fair value of convertible notes | (10,315) | (15) | 1,352 | 6,074 |
| Loss from extinguishment of debt | (3,044) | (4,004) | (9,980) | (15,802) |
| Loss from issuance of debt | (2,174) | (1,611) | (2,912) | (2,384) |
| Inducement expense | (447) | (534) | ||
| Interest expense | (2,604) | (2,621) | (6,759) | (6,049) |
| Foreign currency transaction gain (loss) | (101) | (808) | (1,568) | 4,730 |
| Total other income (expense) | (18,823) | (12,509) | (8,608) | (15,140) |
| Net loss | (28,762) | (26,829) | (41,052) | (61,550) |
| Deemed dividend related to warrant modifications | (248) | (353) | (910) | (1,178) |
| Net loss attributable to common stockholders | (29,010) | (27,182) | (41,962) | (62,728) |
| Other comprehensive income (loss) | ||||
| Foreign currency translation adjustment | 139 | 632 | 818 | (4,260) |
| Total comprehensive loss | $ (28,871) | $ (26,550) | $ (41,144) | $ (66,988) |
| Net loss per share applicable to common stockholders, basic (in dollars per share) | $ (0.02) | $ (0.02) | $ (0.03) | $ (0.04) |
| Net loss per share applicable to common stockholders, diluted (in dollars per share) | $ (0.02) | $ (0.02) | $ (0.03) | $ (0.04) |
| Weighted average shares used in computing basic loss per share (in shares) | 1,711,103 | 1,492,079 | 1,646,591 | 1,430,410 |
| Weighted average shares used in computing diluted loss per share (in shares) | 1,711,103 | 1,492,079 | 1,646,591 | 1,430,410 |
| X | ||||||||||
- Definition Amount of gain (loss) on difference between fair value of convertible debt and principal amount incurred during the period. No definition available.
|
| X | ||||||||||
- Definition The amount of deemed dividend related to warrant modification. No definition available.
|
| X | ||||||||||
- Definition Amount of (expense) income related to adjustment to fair value of convertible notes. No definition available.
|
| X | ||||||||||
- Definition Amount of expense (income) related to adjustment to fair value of shares liability. No definition available.
|
| X | ||||||||||
- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, before tax, of realized and unrealized gain (loss) from foreign currency transaction. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of expense for inducement to convert debt instrument representing fair value of security and other consideration transferred in excess of fair value of security and other consideration issuable pursuant to conversion privilege provided in terms of existing instrument. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of interest expense classified as nonoperating. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Excludes Selling, General and Administrative Expense. No definition available.
|
| X | ||||||||||
- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of tax expense (benefit), after reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of expense for research and development. Includes, but is not limited to, cost for computer software product to be sold, leased, or otherwise marketed and writeoff of research and development assets acquired in transaction other than business combination or joint venture formation or both. Excludes write-down of intangible asset acquired in business combination or from joint venture formation or both, used in research and development activity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Indicates type of revenue from product and service. Includes, but is not limited to, revenue from contract with customer and other sources. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|