v3.25.3

Share-Based Compensation - Schedule of Performance Stock Units Activity (Details)	9 Months Ended
	Sep. 30, 2025 $ / shares shares
Quantity
Unvested equity awards at the beginning of the period (in shares) \| shares	2,460,000
Granted (in shares) \| shares	4,163,000
Forfeited (in shares) \| shares	(141,000)
Unvested equity awards at the end of the period (in shares) \| shares	6,482,000
Weighted-Average Grant Date Fair Value Per Share
Unvested equity awards at the beginning of the period (in dollars per share) \| $ / shares	$ 11.30
Granted (in dollars per share) \| $ / shares	2.14
Forfeited (in dollars per share) \| $ / shares	2.13
Unvested equity awards at the end of the period (in dollars per share) \| $ / shares	$ 5.62
Unvested PSUs
Quantity
Unvested equity awards at the beginning of the period (in shares) \| shares	128,000
Granted (in shares) \| shares	524,000
Forfeited (in shares) \| shares	(330,000)
Unvested equity awards at the end of the period (in shares) \| shares	322,000
Weighted-Average Grant Date Fair Value Per Share
Unvested equity awards at the beginning of the period (in dollars per share) \| $ / shares	$ 16.24
Granted (in dollars per share) \| $ / shares	2.89
Forfeited (in dollars per share) \| $ / shares	5.03
Unvested equity awards at the end of the period (in dollars per share) \| $ / shares	$ 6.00

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

+ References

+ Details

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- Definition

Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

+ References

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

+ Details

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(ii)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- References

No definition available.

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NET Power Inc. 10-Q