Detail of Certain Accounts (Tables)

3 Months Ended

Mar. 31, 2025

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Cash and Cash Equivalents

Amounts related to cash and cash equivalents held by consolidated or proportionately consolidated joint ventures and the captive insurance company, which are included in Quanta’s total cash and cash equivalents balances, were as follows (in thousands):

	March 31, 2025		December 31, 2024
Cash and cash equivalents held by domestic joint ventures	$	88,436	$	71,646
Cash and cash equivalents held by foreign joint ventures	9,070		10,088
Total cash and cash equivalents held by joint ventures	97,506		81,734
Cash and cash equivalents held by captive insurance company	19,532		19,445
Cash and cash equivalents not held by joint ventures or captive insurance company	403,523		640,781
Total cash and cash equivalents	$	520,561	$	741,960

Schedule of Identifiable Intangible Assets

Quanta’s identifiable intangible assets were as follows (in thousands):

	March 31, 2025		December 31, 2024
Customer relationships	$	2,586,666	$	2,405,606
Backlog	449,359		442,459
Trade names	588,551		569,307
Non-compete agreements	61,865		61,589
Patented rights, developed technology, process certifications and other	35,317		35,317
Curriculum	15,819		15,618
Other intangible assets subject to amortization	3,737,577		3,529,896
Accumulated amortization	(1,782,039)		(1,672,359)
Other intangible assets subject to amortization, net	1,955,538		1,857,537
Engineering license	3,000		3,000
Other intangible assets, net	$	1,958,538	$	1,860,537

Accounts Payable and Accrued Expenses

Accounts payable and accrued expenses consisted of the following (in thousands):

	March 31, 2025		December 31, 2024
Accounts payable, trade	$	2,190,031	$	2,096,125
Accrued compensation and related expenses	569,572		651,893
Other accrued expenses	907,907		974,325
Accounts payable and accrued expenses	$	3,667,510	$	3,722,343