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Basis of Presentation and Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2018
Accounting Policies [Abstract]  
Long Term Contracts or Programs
Costs and estimated losses on uncompleted contracts, from their inception, and the related amounts billed as of December 31, 2017 were as follows:
 
 
 
Costs incurred on uncompleted contracts
 
$
1,261.3

Estimated losses to date
 
(59.9
)
 
 
1,201.4

Less: Billings to date
 
(1,202.0
)
Billings in excess of costs and estimated losses
 
$
(0.6
)
Costs in Excess of Billings and Billings in Excess of Costs
The above amount is included in the accompanying consolidated balance sheet at December 31, 2017 as shown below. Amounts for billed retainages and receivables to be collected in excess of one year were not significant to the period presented
 
 
 
Costs and estimated losses in excess of billings (1)
 
$
28.8

Billings in excess of costs and estimated losses on uncompleted contracts (2)
 
(29.4
)
Net billings in excess of costs and estimated losses
 
$
(0.6
)
____________________
(1) Reported as a component of “Accounts receivable, net.”
(2) Reported as a component of “Accrued expenses.”