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Revenue (Notes)
 6 Months Ended
Jun. 30, 2021
Revenue from Contract with Customer [Abstract]  
Revenue 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 June 30,Six Months Ended June 30,
2021202020212020
RevenuePercentage of Total RevenueRevenuePercentage of Total RevenueRevenuePercentage of Total RevenueRevenuePercentage of Total Revenue
Sand sales revenue$28,801 97 %$7,375 28 %$51,948 91 %$38,362 52 %
Shortfall revenue— — %14,000 54 %1,741 3 %15,307 21 %
Logistics revenue838 3 %4,731 18 %3,400 6 %19,925 27 %
Total revenues$29,639 100 %$26,106 100 %$57,089 100 %$73,594 100 %

The Company recorded $10,357 of deferred revenue on the balance sheet on December 31, 2020, of which $4,194 has been recognized in the six months ended June 30, 2021. Of the remaining amount, the Company expects to recognize $2,681 through December 31, 2021 and the remainder through 2023.