Investments - Additional information (Detail) $ / shares in Units, $ in Thousands |
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1 Months Ended |
12 Months Ended |
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Jan. 18, 2024
USD ($)
$ / shares
shares
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Jan. 05, 2024
USD ($)
$ / shares
shares
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Apr. 30, 2025
USD ($)
shares
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Oct. 31, 2024
USD ($)
shares
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May 31, 2024
USD ($)
shares
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Aug. 31, 2023
USD ($)
$ / shares
shares
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Feb. 28, 2021
USD ($)
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Dec. 31, 2025
USD ($)
$ / shares
shares
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Dec. 31, 2024
USD ($)
$ / shares
shares
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Dec. 31, 2025
€ / shares
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Nov. 30, 2025
USD ($)
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Oct. 31, 2025
USD ($)
shares
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Oct. 23, 2025 |
Feb. 28, 2025
$ / shares
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Mar. 31, 2024
shares
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Mar. 01, 2024
$ / shares
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Jan. 18, 2024
€ / shares
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Jan. 03, 2024
USD ($)
$ / shares
shares
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Dec. 31, 2023
shares
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May 31, 2021
USD ($)
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Dec. 31, 2020
USD ($)
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| Cash and Cash Equivalents [Line Items] |
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| Other current liabilities |
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$ 2,610
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$ 1,926
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| Share price | € / shares |
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€ 0.1
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| Other investments held at fair value |
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0
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28,887
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| Non-cash Loss on Sale |
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2,100
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| Net income (loss) |
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(660,147)
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(150,049)
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| Change in fair value of assets and liabilities, net |
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(3,100)
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(3,800)
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| Equity method investment, Investee shares sold |
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9,600
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| Other income (expense) |
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$ 100
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780
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| Research & development expense |
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900
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| Equity method investment, Shares transaction date |
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Dec. 31, 2026
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| Secured debt |
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$ 2,500
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$ 2,200
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| Common stock, shares, issued | shares |
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363,280,522
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167,959,752
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| Losses from investments in equity method investees, net of tax |
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$ 0
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$ (2,000)
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| Other Long-term Investments |
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$ 0
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42,079
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| 2024 Term Loan Warrants [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Common stock, shares, issued | shares |
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4,000,000
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| COMPASS Pathways Plc [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Price per share | $ / shares |
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$ 5.38
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| Market value of the Company's ownership |
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$ 35,400
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26,100
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| Change in fair value of assets and liabilities, net |
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$ (18,300)
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$ (39,400)
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| Additional Warrants [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Other investments held at fair value |
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$ 2,600
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| Common Stock [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Share price | (per share) |
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$ 0.01
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€ 0.1
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$ 2.1
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| Shares, Outstanding | shares |
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363,280,522
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167,959,752
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166,026,396
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| Warrant [Member] | 2024 Term Loan Warrants [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Warrants at fair value |
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$ 400
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| American Depositary Share [Member] | COMPASS Pathways Plc [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Number of share sold | shares |
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1,777,000
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2,660,000
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| Price per share | $ / shares |
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$ 6.05
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| Net proceed received |
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$ 9,000
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$ 16,100
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| Innoplexus SPA [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Equity method investment, Investee shares sold |
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$ 2,400
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| Beckley Psytech Escrow Agreement [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Drewings from Escrow Account |
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$ 10,000
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$ 5,000
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| Change in fair value of assets and liabilities, net |
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3,800
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1,300
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| Beckley Psytech Escrow Agreement [Member] | Series C Stock [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Number of share sold | shares |
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6,024,096
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3,012,048
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| Subscription and Shareholders' Agreement [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Increase (Decrease) in Derivative Assets and Liabilities |
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$ (2,800)
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1,700
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| Subscription and Shareholders' Agreement [Member] | Warrant [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Warrants at fair value |
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$ 1,500
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2,800
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| Call Option [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Convertible debenture units | shares |
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7,401
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| Call Option [Member] | Convertible Notes Receivable [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Debt conversion price | $ / shares |
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$ 1,000
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| Warrants at fair value |
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$ 5,100
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| Call Option [Member] | Warrant [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Initial warrants | shares |
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5,405
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| Innoplexus AG [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Equity method investment, ownership percentage |
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35.00%
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35.00%
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| Innoplexus AG [Member] | Innoplexus SPA [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Equity method investment, Proceeds |
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$ 22,300
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| Beckley Psytech Limited [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Investment Owned Share Capital |
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50.00%
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| Purchase of Warrants | shares |
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100,208,918
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| Common stock, shares, issued | shares |
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900,901
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| Other Long-term Investments |
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0
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42,100
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$ 53,900
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| Shares Distributed Percentage |
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33.70%
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| Ordinary shares issued | shares |
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297,653,598
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| Beckley Psytech Limited [Member] | Series C Shares [Member] | Maximum [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Purchase of Warrants | shares |
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24,096,385
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| Beckley Psytech Limited [Member] | Series C Warrants [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Exercise price, warrants | $ / shares |
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$ 2.158
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| Beckley Psytech Limited [Member] | Deferred Shares [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Deposited to an escrow account |
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$ 15,000
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| Other current liabilities |
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1,900
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| Deferred Payment shares | shares |
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9,036,144
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| Draw Down Amount |
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$ 5,000
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| Share price | $ / shares |
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$ 1.66
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| Warrants at fair value |
$ 35,300
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$ 11,900
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$ 5,300
|
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| Beckley Psytech Limited [Member] | Additional Warrants [Member] |
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| Cash and Cash Equivalents [Line Items] |
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| Exercise price, warrants | $ / shares |
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$ 1.66
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| Beckley Psytech Limited [Member] | Warrant [Member] |
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Purchase of Warrants | shares |
|
|
|
|
4,393,400
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Beckley Psytech Limited [Member] | Warrant [Member] | Series C Shares [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Purchase of Warrants | shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
24,096,385
|
|
|
|
| Beckley Psytech Limited [Member] | Share Purchase Deed [Member] | Series C preferred shares [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Investment owned number of shares | shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
11,153,246
|
|
|
|
| Equity Method Investment, Aggregate Cost |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 10,000
|
|
|
|
| Investment owned number of shares | shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
11,153,246
|
|
|
|
| Beckley Psytech Limited [Member] | Secondary Sale [Member] | Series C Shares [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Investment owned number of shares | shares |
11,153,246
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Share price | (per share) |
$ 0.8966
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
€ 0.0001
|
|
|
|
|
| Other investments held at fair value |
$ 2,600
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Equity Method Investment, Aggregate Cost |
$ 10,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Investment owned number of shares | shares |
11,153,246
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Investment measured at fair value as per fair value option |
$ 35,300
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Beckley Psytech Limited [Member] | Secondary Sale [Member] | Deferred Shares [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Share price | $ / shares |
$ 1.66
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Beckley Psytech Limited [Member] | Secondary Sale [Member] | Deferred Shares [Member] | Series C Shares [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Other current liabilities |
$ 2,900
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Beckley Psytech Limited [Member] | Escrow Agreement [Member] | Series C Shares [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Investment owned number of shares | shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
15,060,241
|
|
|
|
| Investment Owned, Cost |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 25,000
|
|
|
|
| Exercise price, warrants | $ / shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 1.66
|
|
|
|
|
|
| Investment owned number of shares | shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
15,060,241
|
|
|
|
| Beckley Psytech Limited [Member] | Subscription and Shareholders' Agreement [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Increase (Decrease) in Derivative Assets and Liabilities |
|
|
|
|
|
|
|
2,800
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Beckley Psytech Limited [Member] | Subscription and Shareholders' Agreement [Member] | Series C preferred shares [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Investment owned number of shares | shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
24,096,385
|
|
|
|
| Share price | $ / shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 0.0001
|
|
|
|
| Equity Method Investment, Aggregate Cost |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 40,000
|
|
|
|
| Investment owned number of shares | shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
24,096,385
|
|
|
|
| GABA Therapeutics Inc [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Equity method investments |
|
|
|
|
|
|
|
0
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 0
|
| investment in GABA's preferred stock |
|
|
|
|
|
|
|
0
|
0
|
|
|
|
|
|
|
|
|
|
|
|
|
| Losses from investments in equity method investees, net of tax |
|
|
|
|
|
|
|
0
|
2,000
|
|
|
|
|
|
|
|
|
|
|
|
|
| GABA Therapeutics Inc [Member] | Amended GABA PSPA | Common Stock [Member] | Series A Preferred Stock [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Equity method investments |
|
|
|
|
|
|
|
$ 900
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Eleusis Holdings Limited [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Equity method investment, ownership percentage |
|
|
|
|
|
|
|
33.70%
|
|
|
|
|
100.00%
|
|
|
|
|
|
|
|
|
| IntelGenx [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Change in fair value of assets and liabilities, net |
|
|
|
|
|
|
|
$ (5,200)
|
(1,400)
|
|
|
|
|
|
|
|
|
|
|
|
|
| Deferred purchase credit |
|
|
|
|
|
|
|
5,100
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| IntelGenx [Member] | 2024 Term Loan Warrants [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Gain on settlement of pre-existing contract |
|
|
|
|
|
|
|
400
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Deferred purchase credit |
|
|
|
|
|
|
|
400
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| IntelGenx [Member] | Warrant [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Common shares |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 12,300
|
|
| IntelGenx [Member] | Subscription Agreement [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Gain on settlement of pre-existing contract |
|
|
|
|
|
|
|
5,100
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Deferred purchase credit |
|
|
|
|
|
|
|
$ 5,100
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| IntelGenx [Member] | Subscription Agreement [Member] | 2023 Warrant [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Initial warrants | shares |
|
|
|
|
|
|
|
5,405
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Exercise price, warrants | $ / shares |
|
|
|
|
|
|
|
$ 0.26
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Equity method investment, Shares transaction date |
|
|
|
|
|
|
|
Aug. 31, 2026
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| IntelGenx [Member] | Subscription Agreement [Member] | Convertible Notes Receivable [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Interes rate |
|
|
|
|
|
|
|
12.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt conversion price | $ / shares |
|
|
|
|
|
|
|
$ 0.185
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| IntelGenx [Member] | Subscription Agreement [Member] | Convertible Debenture [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt conversion price | $ / shares |
|
|
|
|
|
$ 1,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Conversion of units, debentures, Value |
|
|
|
|
|
$ 750,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Secured debt |
|
|
|
|
|
$ 2,200
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Convertible debenture units | shares |
|
|
|
|
|
2,220
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Investment measured at fair value as per fair value option |
|
|
|
|
|
|
|
$ 1,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| IntelGenx [Member] | Subscription Agreement [Member] | Warrant [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Initial warrants | shares |
|
|
|
|
|
5,405
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| IntelGenx [Member] | Subscription Agreement [Member] | Unit [Member] | Convertible Debenture [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Convertible debenture units | shares |
|
|
|
|
|
750
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| IntelGenx [Member] | Strategic Development Agreement [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Credit received |
|
|
|
|
|
|
|
$ 2,500
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Research & development expense |
|
|
|
|
|
|
|
|
$ 600
|
|
|
|
|
|
|
|
|
|
|
|
|
| Percentage of the funds to be used for research and development purpose |
|
|
|
|
|
|
|
20.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Amandala Neuro Limited [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cash and Cash Equivalents [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Increase (Decrease) in Derivative Assets and Liabilities |
|
|
|
|
|
|
|
$ 0
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Equity method investments |
|
|
|
|
|
|
|
$ 0
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Cost basis for dividend |
|
|
|
|
|
|
|
|
|
|
|
$ 0
|
|
|
|
|
|
|
|
|
|