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v3.22.1

Debt - Additional Information (Details) |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 16, 2021 USD ($) $ / shares | Dec. 16, 2021 CAD ($) | Sep. 17, 2021 USD ($) | Sep. 17, 2021 CAD ($) | Mar. 05, 2021 USD ($) | Mar. 05, 2021 CAD ($) | Feb. 05, 2021 USD ($) | Feb. 05, 2021 CAD ($) | Nov. 30, 2020 USD ($) | Nov. 30, 2020 CAD ($) | Apr. 30, 2021 USD ($) | Oct. 31, 2020 USD ($) shares | Mar. 31, 2020 USD ($) shares | Mar. 05, 2021 USD ($) | Mar. 05, 2021 CAD ($) | Dec. 31, 2021 USD ($) $ / shares shares | Dec. 31, 2021 CAD ($) shares | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) shares | Dec. 31, 2021 CAD ($) $ / shares | Dec. 16, 2021 $ / shares
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net proceeds from loan facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,262,000 |  | $ 573,000 |  |  |
Change in fair value of warrant liability |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (8,102,008) |  | (96,267) |  |  |
Settlement of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 785,000 |  | 100,000 |  |  |
Amortization of debt discount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,091,000 |  | 627,000 |  |  |
Convertible Debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from financing fund |  |  |  |  |  |  |  |  |  |  | $ 5,500,000 |  |  |  |  |  |  |  |  |  |
Financing fees |  |  |  |  |  |  |  |  |  |  | $ 400,000 |  | $ 400,000 |  |  |  |  |  | $ 73,608 |  |
loan agreement interest rate |  |  |  |  |  |  |  |  |  |  | 6.00% | 6.00% | 6.00% |  |  | 6.00% | 6.00% |  | 6.00% |  |
Debt instrument repaid amount |  |  |  |  |  |  |  |  |  |  | $ 5,900,000 |  | $ 3,900,000 |  |  |  |  |  | $ 1,700,000 |  |
Interest expense on financing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 700,000 |  | 300,000 |  |  |
Convertible debenture due date |  |  |  |  |  |  |  |  |  |  | Dec. 31, 2023 | Dec. 31, 2023 | Dec. 31, 2023 |  |  | Dec. 31, 2023 | Dec. 31, 2023 |  | Jun. 30, 2025 |  |
Change in fair value of warrant liability |  |  |  |  |  |  |  |  |  |  |  | $ 3,600,000 | $ 1,707,943 |  |  | $ 2,600,000 |  |  | $ 45,971 |  |
Settlement of debt |  |  |  |  |  |  |  |  |  |  |  | $ 2,600,000 |  |  |  |  |  |  |  |  |
Finance expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000.0 |  |  |
Debt instrument conversion price | (per share) | $ 0.12 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.15
Debt instrument price paid by investors in financing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 80.00% | 80.00% |  |  |  |
Amortization of debt discount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,100,000 |  | 600,000 |  |  |
Convertible Debt | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument conversion price | (per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.12 |  |  |  | $ 0.15 |
Convertible Debt | Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Conversion of Convertible Preferred Shares, shares | shares |  |  |  |  |  |  |  |  |  |  |  | 4,468,280 | 2,160,215 |  |  | 2,947,058 | 2,947,058 |  | 53,312 |  |
Debtor-in-Possession | Debtor-in-Possession |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net proceeds from loan facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6,150,000 |  |  |
Settled against accounts receivable related to engineering agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000 |  |  |
Converted into convertible debentures |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,550,000 |  |  |
Cash paid |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000 |  |  |
Settled against accounts receivable related to a licensing manufacturing agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,500,000 |  |  |
SRED Financing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from financing fund |  |  | $ 745,655 | $ 950,000 | $ 274,715 | $ 350,000 | $ 274,715 | $ 350,000 | $ 600,000 | $ 750,000 |  |  |  |  |  | $ 1,295,085 | $ 1,650,000 |  |  |  |
Financing fees |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 32,770 |  |  |  | $ 41,750 |
loan agreement interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.60% | 1.60% |  |  |  |
Debt instrument compounded interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20.98% | 20.98% |  |  |  |
Debt instrument payment of interest |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 136,900 | $ 174,417 |  |  |  |  |  |
Debt instrument repaid amount | $ 816,964 | $ 1,044,177 | $ 184,558 | $ 235,132 |  |  |  |  |  |  |  |  |  | $ 1,093,230 | $ 1,392,831 |  |  |  |  |  |
Interest expense on financing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 209,856 |  | $ 6,193 |  |  |

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- 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28541-108399 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1F -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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