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Revenue (Tables)
9 Months Ended
Sep. 30, 2019
Revenue from Contract with Customer [Abstract]  
Disaggregation of revenue
Disaggregation of Revenue
The following table presents the Company’s revenues disaggregated by type and percentage of total revenues for the periods indicated.
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2019
 
2018
 
2019
 
2018
 
Revenue
 
Percentage of Total Revenue
 
Revenue
 
Percentage of Total Revenue
 
Revenue
 
Percentage of Total Revenue
 
Revenue
 
Percentage of Total Revenue
Sand sales revenue
$
25,153

 
38
%
 
$
39,500

 
63
%
 
$
73,161

 
40
%
 
$
96,417

 
60
%
Reservation revenue
4,500

 
7
%
 
5,190

 
8
%
 
13,500

 
7
%
 
17,656

 
11
%
Shortfall revenue
15,620

 
24
%
 
1,426

 
2
%
 
37,659

 
20
%
 
2,094

 
1
%
Logistics revenue
20,417

 
31
%
 
17,030

 
27
%
 
61,086

 
33
%
 
44,055

 
28
%
Total revenues
$
65,690

 
100
%
 
$
63,146

 
100
%
 
$
185,406

 
100
%
 
$
160,222

 
100
%