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Schedule II - Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2025
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
Schedule II - Valuation and Qualifying Accounts
SCHEDULE II – VALUATION AND QUALIFYING ACCOUNTS
(in millions)
Additions
Balance at Beginning of PeriodCharges to Cost and ExpenseOther Additions(Deductions)Balance at End of Period
Year ended December 31, 2025
Allowance for credit losses$19.1$2.4 
(a)
$— $(3.6)
(b)
$17.9 
Allowance for unbilled receivables and project close-out liabilities64.48.5
(a)
—(32.7)
(b)
40.2 
Valuation allowance for deferred tax assets64.75.2
(c)
—(8.9)
(d)
61.0 
Total
$148.2$16.1$—$(45.2)$119.1 
Year ended December 31, 2024
Allowance for credit losses$15.1$9.9
(a)
$—$(5.9)
(b)
$19.1 
Allowance for unbilled receivables and project close-out liabilities83.08.6
(a)
—(27.2)
(b)
64.4 
Valuation allowance for deferred tax assets60.49.6
(c)
—(5.3)
(d)
64.7 
Total
$158.5$28.1$—$(38.4)$148.2 
Year ended December 31, 2023
Allowance for credit losses$8.4$12.7
(a)
$—$(6.0)
(b)
$15.1 
Allowance for unbilled receivables and project close-out liabilities117.034.0
(a)
—(68.0)
(b)
83.0 
Valuation allowance for deferred tax assets87.62.8
(c)
—(30.0)
(d)
60.4 
Total
$213.0$49.5$—$(104.0)$158.5 

(a)    Provisions for receivables and project close-out liabilities.
(b)    Write-offs of and reversals for receivables and project close-out liabilities.
(c)    Additions related to federal, foreign and state attributes.
(d)    Deductions related to federal, foreign and state attributes.