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Investments in Affiliates and Other Entities (Tables)

9 Months Ended

Sep. 30, 2025

Investments [Abstract]

Schedule of Equity Investments

The following table presents Quanta’s equity investments by type (in thousands):

						September 30, 2025						December 31, 2024
Equity method investments - integral unconsolidated affiliates						$	262,032					$	101,460
Equity method investments - non-integral unconsolidated affiliates						85,090						77,617
Non-marketable equity securities						70,354						62,539
Total equity investments						$	417,476					$	241,616

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- Definition

Tabular disclosure of investment.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org/320/tableOfContent

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Topic 321
-Publisher FASB
-URI https://asc.fasb.org/321/tableOfContent

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Topic 325
-Publisher FASB
-URI https://asc.fasb.org/325/tableOfContent

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