Fair Value Measurements (Tables)
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6 Months Ended |
12 Months Ended |
Jun. 30, 2022 |
Dec. 31, 2022 |
Dec. 31, 2021 |
| Fair Value Measurements (Tables) [Line Items] |
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| Schedule of fair value hierarchy of valuation inputs |
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Fair Value as of December 31, 2022
|
| |
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Carrying Value
|
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Level 1
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Level 2
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Level 3
|
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Financial liabilities:
|
|
|
|
|
|
|
|
|
|
|
|
|
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Warrant liability – Public Warrants
|
|
$
|
2,276,136 |
|
$
|
2,276,136 |
|
$
|
|
|
$
|
|
|
Warrant liability – Private Warrants
|
|
|
1,934,588 |
|
|
|
|
|
|
|
|
1,934,588 |
|
Warrant liability – SPA Warrants
|
|
|
28,477,618 |
|
|
|
|
|
|
|
|
28,477,618 |
|
Total
|
|
$
|
32,688,342 |
|
$
|
2,276,136 |
|
$
|
|
|
$
|
30,412,206 |
|
|
| Schedule of changes in fair value |
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|
|
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Warrant
Liability
|
|
Balance, December 31, 2021
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$
|
|
|
Assumption of Public and Private Warrants in Business Combination
|
|
|
5,278,145 |
|
SPA Warrants from Convertible Note
|
|
|
20,949,110 |
|
Change in fair value of warrant liabilities
|
|
|
6,461,087 |
|
Balance, December 31, 2022
|
|
$
|
32,688,342 |
|
|
| CleanTech Acquisition Corp [Member] |
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| Fair Value Measurements (Tables) [Line Items] |
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| Schedule of fair value hierarchy of valuation inputs |
|
Description
|
|
Amount at
Fair Value
|
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Level 1
|
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Level 2
|
|
Level 3
|
|
June 30, 2022
|
|
|
|
|
|
|
|
|
|
|
|
|
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Assets
|
|
|
|
|
|
|
|
|
|
|
|
|
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Investments held in Trust Account:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Money Market investments
|
|
$
|
174,483,243 |
|
$
|
174,483,243 |
|
$
|
—
|
|
$
|
—
|
|
Liabilities
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Warrant liabilities – Public Warrants
|
|
$
|
2,760,000 |
|
$
|
2,760,000 |
|
$
|
—
|
|
$
|
—
|
|
Warrant liabilities – Private Placement
Warrants
|
|
$
|
2,296,000 |
|
$
|
—
|
|
$
|
—
|
|
$
|
2,296,000 |
|
December 31, 2021
|
|
|
|
|
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Assets
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Investments held in Trust Account:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Money Market investments
|
|
$
|
174,230,428 |
|
$
|
174,230,428 |
|
$
|
—
|
|
$
|
—
|
|
Liabilities
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Warrant liabilities – Public Warrants
|
|
$
|
5,175,000 |
|
$
|
5,175,000 |
|
$
|
—
|
|
$
|
—
|
|
Warrant liabilities – Private Placement
Warrants
|
|
$
|
2,798,250 |
|
$
|
—
|
|
$
|
—
|
|
$
|
2,798,250 |
|
|
|
Description
|
|
Amount at
Fair Value
|
|
Level 1
|
|
Level 2
|
|
Level 3
|
|
December 31, 2021
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Assets
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Investments held in Trust Account:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Money Market investments
|
|
$
|
174,230,428 |
|
$
|
174,230,428 |
|
$
|
—
|
|
$
|
—
|
|
Liabilities
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Warrant liabilities – Public Warrants
|
|
$
|
5,175,000 |
|
$
|
5,175,000 |
|
$
|
—
|
|
$
|
—
|
|
Warrant liabilities – Private Placement Warrants
|
|
$
|
2,798,250 |
|
$
|
—
|
|
$
|
—
|
|
$
|
2,798,250 |
|
| Schedule of the black-scholes option model for the private placement warrants |
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|
As of
June 30,
2022
|
|
As of
December 31,
2021
|
|
Stock price
|
|
$
|
10.07 |
|
|
$
|
9.96 |
|
|
Strike price
|
|
$
|
11.50 |
|
|
$
|
11.50 |
|
|
Probability of completing a Business Combination
|
|
|
38.0 |
%
|
|
|
*
|
|
|
Dividend yield
|
|
|
—
|
%
|
|
|
—
|
%
|
|
Term (in years)
|
|
|
4.1 |
|
|
|
4.6 |
|
|
Volatility
|
|
|
11.2 |
%
|
|
|
8.7 |
%
|
|
Risk-free rate
|
|
|
3.0 |
%
|
|
|
1.2 |
%
|
|
Discount for lack of marketability
|
|
|
—
|
%
|
|
|
—
|
%
|
|
Fair value of warrants
|
|
$
|
0.32 |
|
|
$
|
0.39 |
|
|
|
|
|
|
As of
December 31,
2021
|
|
Stock price
|
|
$
|
9.96 |
|
|
Strike price
|
|
$
|
11.50 |
|
|
Probability of completing a Business Combination
|
|
|
100.0 |
%
|
|
Dividend yield
|
|
|
—
|
%
|
|
Term (in years)
|
|
|
4.6 |
|
|
Volatility
|
|
|
8.7 |
%
|
|
Risk-free rate
|
|
|
1.2 |
%
|
|
Fair value of warrants
|
|
$
|
0.39 |
|
|
| Schedule of financial instruments that are measured at fair value on a recurring basis |
|
Fair value as of December 31, 2020
|
|
$
|
—
|
|
|
Initial measurement of Public Warrants and Private Placement Warrants at July 19, 2021
|
|
|
7,980,000 |
|
|
Initial measurement of over-allotment warrants
|
|
|
1,071,000 |
|
|
Transfer of Public Warrants to Level 1 measurement
|
|
|
(5,175,000 |
)
|
|
Change in fair value
|
|
|
(1,077,750 |
)
|
|
Fair value as of December 31, 2021
|
|
|
2,798,250 |
|
|
Change in fair value
|
|
|
(861,000 |
)
|
|
Fair value as of March 31, 2022
|
|
|
1,937,250 |
|
|
Change in fair value
|
|
|
358,750 |
|
|
Fair value as of June 30, 2022
|
|
$
|
2,296,000 |
|
|
|
|
Fair value as of December 31, 2020
|
|
$
|
—
|
|
|
Initial measurement of Public Warrants and Private Placement Warrants at July 19, 2021
|
|
|
7,980,000 |
|
|
Initial measurement of over-allotment warrants
|
|
|
1,071,000 |
|
|
Transfer of Public Warrants to Level 1 measurement
|
|
|
(5,175,000 |
)
|
|
Change in fair value
|
|
|
(1,077,750 |
)
|
|
Fair value as of December 31, 2021
|
|
$
|
2,798,250 |
|
|