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Fair Value Measurements - Investment unobservable inputs (Details) - ECOTEC - Equity investment - Level 3	Sep. 30, 2023
Discounted cash flow | WACC | Minimum
Fair value measurement of assets and liabilities
Equity Securities, FV-NI, Measurement Input	0
Discounted cash flow | WACC | Maximum
Fair value measurement of assets and liabilities
Equity Securities, FV-NI, Measurement Input	0.174
Discounted cash flow | WACC | Median
Fair value measurement of assets and liabilities
Equity Securities, FV-NI, Measurement Input	0.100
Guideline public company | Revenue multiple | Minimum
Fair value measurement of assets and liabilities
Equity Securities, FV-NI, Measurement Input	1.6
Guideline public company | Revenue multiple | Maximum
Fair value measurement of assets and liabilities
Equity Securities, FV-NI, Measurement Input	10
Guideline public company | Revenue multiple | Median
Fair value measurement of assets and liabilities
Equity Securities, FV-NI, Measurement Input	4.0

X

- Definition

Value of input used to measure investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

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+ References

No definition available.

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