Investment Owned, Balance, Percentage

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- Definition

Number of shares of equity interests issued or issuable to acquire entity.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

Face amount or stated value per share of common stock.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Balance held at close of period in number of shares.

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

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- Definition

Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

+ References

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-Topic 280
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-Section 50
-Paragraph 18
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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

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- Definition

Cash received on stock transaction after deduction of issuance costs.

+ References

No definition available.

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- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

+ Details

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- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

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Organization and Operations (Details) $ / shares in Units, $ in Thousands				9 Months Ended
	Jul. 07, 2022 shares	Nov. 01, 2021 USD ($) $ / shares shares	Dec. 27, 2020 USD ($) shares	Jun. 30, 2022 segment $ / shares shares
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Number of operating segments \| segment				1
Number of reportable segments \| segment				1
Class A common stock
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Par value, Class A common stock (in usd per share) \| $ / shares		$ 0.00001		$ 0.00001
Class B-1 common stock
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Par value, Class A common stock (in usd per share) \| $ / shares				$ 0.00001
IPO \| Class A common stock
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Shares sold in offering (in shares)		35,650,000
Public offering price per share (in usd per share) \| $ / shares		$ 28.00
Aggregate net proceeds from stock offering \| $		$ 935,800
Over-Allotment Option \| Class A common stock
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Shares sold in offering (in shares)		4,650,000
Redemption \| Class A common stock \| Subsequent Event
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Shares sold in offering (in shares)	58,586,695
Fluence Energy, LLC
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Investment owned (in shares)		54,143,275
Fluence Energy, LLC percentage owned		31.60%		66.08%
Founders percentage owned		68.40%		33.92%
Fluence Energy, LLC \| Founders
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Investment owned (in shares)		117,173,390
Fluence Energy, LLC \| Siemens Industry
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Investment owned (in shares)				58,586,695
Investment owned percentage				66.08%
Fluence Energy, LLC \| Siemens Industry \| Class A common stock
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Investment owned (in shares)				58,586,695
Fluence Energy, Inc \| Founders \| Class B-1 common stock
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Investment owned (in shares)		117,173,390
Fluence Energy, Inc \| Third Party Investor
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Investment owned percentage		65.80%
Fluence Energy, Inc \| Third Party Investor \| Class A common stock
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Investment owned (in shares)		35,650,000
Fluence Energy, Inc \| Qatar Holding LLC
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Investment owned percentage		34.20%
Fluence Energy, Inc \| Siemens Industry \| Class A common stock
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Investment owned (in shares)				18,493,275
QIA Florence Holdings LLC (QFH)
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Investment amount \| $			$ 125,000
Class B units issued (in shares)			18,493,275