UniTek Global Services, Inc. | 2013 | FY | 3

The following table presents the components of unbilled contract revenues, as presented above, net of billings in excess of costs and estimated earnings, a component of other current liabilities:
(in thousands)
December 31, 2013
 
December 31, 2012
 
 
 
 
Costs of in-process contracts
$
80,407

 
$
85,842

Estimated earnings, net of estimated losses
22,158

 
30,822

Less: progress billings
(81,799
)
 
(79,023
)
 
$
20,766

 
$
37,641

 
 
 
 
Unbilled contract revenues
$
26,915

 
$
42,287

Billings in excess of costs and estimated earnings
(6,149
)
 
(4,646
)
 
$
20,766

 
$
37,641

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