Condensed Consolidated Statements of Operations (Unaudited) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Revenue | $ 4,363,752 | $ 4,957,489 | $ 8,500,072 | $ 9,575,030 |
| Cost of goods sold | 3,998,213 | 4,472,911 | 7,740,789 | 8,965,396 |
| Gross Profit | 365,539 | 484,578 | 759,283 | 609,634 |
| Operating Expenses: | ||||
| Selling expenses | 835,836 | 812,568 | 1,816,510 | 1,530,584 |
| General and administrative expenses | 1,589,775 | 1,539,323 | 3,003,920 | 2,901,569 |
| Research and development expenses | 271,745 | 242,556 | 547,879 | 472,679 |
| Total Operating Expenses | 2,697,356 | 2,594,447 | 5,368,309 | 4,904,832 |
| Loss from Operations | (2,331,817) | (2,109,869) | (4,609,026) | (4,295,198) |
| Other Income (Expense): | ||||
| Interest and other income | 22,378 | 64,605 | 39,235 | 133,356 |
| Interest and other expense | (231,160) | (63,466) | (440,224) | (111,749) |
| Amortization of debt discount | (401,951) | (84,318) | (489,455) | (252,348) |
| Gain (loss) on foreign currency transactions | (94,457) | 34,060 | (263,013) | 69,576 |
| Gain (loss) on disposal of property and equipment | (15,058) | (2,158) | (15,058) | (63,464) |
| Total Other Expense | (720,248) | (51,277) | (1,168,515) | (224,629) |
| Loss Before Income Taxes | (3,052,065) | (2,161,146) | (5,777,541) | (4,519,827) |
| Income tax benefit | (370) | (360) | (747) | (699) |
| Net Loss | (3,051,695) | (2,160,786) | (5,776,794) | (4,519,128) |
| Net Loss attributable to noncontrolling interest | (35,330) | (8,901) | (50,317) | (15,851) |
| Net Loss attributable to LiqTech International, Inc. | $ (3,016,365) | $ (2,151,885) | $ (5,726,477) | $ (4,503,277) |
| Loss Per Common Share – Basic and Diluted (in dollars per share) | $ (0.14) | $ (0.14) | $ (0.32) | $ (0.3) |
| Weighted-Average Common Shares Outstanding – Basic and Diluted (in shares) | 20,808,160 | 14,906,781 | 18,033,180 | 14,906,781 |
| X | ||||||||||
- Definition Amount of interest expense and expense classified as other. No definition available.
|
| X | ||||||||||
- Definition Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| 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 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) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| 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 Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The amount of interest income and other income recognized during the period. Included in this element is interest derived from investments in debt securities, cash and cash equivalents, and other investments which reflect the time value of money or transactions in which the payments are for the use or forbearance of money and other income from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business). No definition available.
|
| 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 of Net Income (Loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| 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. Includes selling, general and administrative expense. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- References 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 | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| 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, including 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 | ||||||||||
- Definition Expenses recognized in the period that are directly related to the selling and distribution of products or services. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| 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
|