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No definition available.

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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.

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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

Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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- Definition

Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Acquisitions - Schedule of Consideration Transferred (Details) - USD ($) $ in Thousands				3 Months Ended	6 Months Ended
	Mar. 01, 2026	Jan. 02, 2026	Oct. 01, 2025	Mar. 31, 2026	Jun. 30, 2026
Total 2026 Acquisitions
Business Combination [Line Items]
Cash					$ 308,285
Issuance of Legence Corp. Class A Common Stock					106,437
Contract liabilities					44,941
Holdback					299
Total consideration transferred					459,962
Bowers
Business Combination [Line Items]
Cash		$ 283,104
Issuance of Legence Corp. Class A Common Stock		98,635
Contract liabilities		44,941
Holdback		0
Total consideration transferred		$ 426,680
Metrix
Business Combination [Line Items]
Cash	$ 25,181
Issuance of Legence Corp. Class A Common Stock	7,802
Contract liabilities	0
Holdback	299
Total consideration transferred	$ 33,282
Total 2025 Acquisitions
Business Combination [Line Items]
Cash				$ 16,174
Issuance of Legence Corp. Class A Common Stock				4,038
Holdback				1,250
Total consideration transferred				21,462	$ 21,500
IMD
Business Combination [Line Items]
Cash			$ 9,265
Issuance of Legence Corp. Class A Common Stock			3,589
Holdback			1,000
Total consideration transferred			$ 13,854
Other 2025 Acquisition
Business Combination [Line Items]
Cash				6,909
Issuance of Legence Corp. Class A Common Stock				449
Holdback				250
Total consideration transferred				$ 7,608