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Summary Of Major Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2014
Accounting Policies [Abstract]  
Schedule of Temporary Differences Using the Percentage-of-Completion Method
Revenue in Excess of Amounts Billed on uncompleted fixed-price contracts accounted for using the percentage-of-completion method is summarized as follows:
 
 
December 31,
(in thousands)
 
2014
 
2013
Revenue recognized
 
$
368,888

 
$
199,654

Less: Billings to customers
 
(312,968
)
 
(168,215
)
Revenue in excess of amounts billed
 
$
55,920

 
$
31,439


Billings in Excess of Revenue Recognized on uncompleted fixed-price contracts accounted for using the percentage-of-completion method are summarized as follows: 
 
 
December 31,
(in thousands)
 
2014
 
2013
Amounts billed to customers
 
$
196,501

 
$
200,909

Less: Revenue recognized
 
(109,547
)
 
(86,264
)
Billings in excess of revenue recognized
 
$
86,954

 
$
114,645
Schedule of Earnings Per Share, Basic and Diluted
Earnings Per Share. For each year presented, the only difference between our annual calculated weighted average basic and diluted number of shares outstanding is the effect of outstanding restricted stock units.