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Revenue From Contracts With Customers (Tables)
6 Months Ended
Jun. 30, 2019
Revenue from Contract with Customer [Abstract]  
Disaggregation of Revenue
The following series of tables presents the Company’s heavy civil construction revenue disaggregated by several categories:
 Revenue by major end market
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2019
 
2018
 
2019
 
2018
Heavy Highway
$
129,964

 
$
126,554

 
$
223,574

 
$
233,962

Commercial
28,575

 
29,109

 
59,425

 
57,628

Aviation
37,061

 
27,832

 
66,998

 
51,084

Water Containment and Treatment
15,515

 
15,521

 
30,749

 
30,516

Other
17,015

 
24,267

 
28,568

 
37,334

Total Heavy Civil Construction Revenue
$
228,130

 
$
223,283

 
$
409,314

 
$
410,524


 Revenue by contract type
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2019
 
2018
 
2019
 
2018
Fixed Unit Price
$
185,297

 
$
194,485

 
$
326,516

 
$
354,721

Lump Sum and Other
42,833

 
28,798

 
82,798

 
55,803

Total Heavy Civil Construction Revenue
$
228,130

 
$
223,283

 
$
409,314

 
$
410,524