Accounts Receivable, Net of Allowance, and Contract Assets and Liabilities (Tables)

6 Months Ended

Jun. 30, 2023

Receivables [Abstract]

Schedule of Accounts Receivable, Net of Allowance, and Contract Assets

The following table provides details of accounts receivable, net of allowance, and contract assets (together, “accounts receivable, net”) as of the dates indicated (in millions):

	June 30, 2023		December 31, 2022
Contract billings	$	1,492.2	$	1,408.1
Less allowance	(7.0)		(8.4)
Accounts receivable, net of allowance	$	1,485.2	$	1,399.7
Retainage	353.9		401.9
Unbilled receivables	1,496.8		1,328.0
Contract assets	$	1,850.7	$	1,729.9