Revenue (Tables)

3 Months Ended

Mar. 31, 2020

Revenue

Summary of disaggregation of revenue by reportable segments as well as the all other category

	For the three months ended March 31,
	2020		2019
Permian Basin
Services income	$	43,286	$	48,798
Total Permian Basin revenues		43,286		48,798
Bakken Basin
Services income	$	4,185	$	4,773
Total Bakken Basin revenues		4,185		4,773
Government
Services income	$	5,854	$	6,737
Total Government revenues		5,854		6,737
All Other
Services income	$	613	$	810
Construction fee income		1,134		7,134
Total All Other revenues		1,747		7,944
Total revenues	$	55,072	$	68,252

Summary of contract liabilities

	For Three Months Ended March 31,
	2020		2019
Balances at Beginning of the Period	$	26,199	$	37,376
Additions to deferred revenue		—		2,082
Revenue recognized		(5,239)		(5,907)
Balances at End of the Period	$	20,960	$	33,551

Summary of revenue expected to be recognized from contracts where the price and quantity of the product or service are fixed

As of March 31, 2020, for contracts greater than one year, the following table discloses the estimated revenues related to performance obligations that are unsatisfied (or partially unsatisfied) and when we expect to recognize the revenue, and only represents revenue expected to be recognized from contracts where the price and quantity of the product or service are fixed (in thousands):

		For the Years Ended December 31,
	2020		2021		2022		Thereafter		Total
Revenue expected to be recognized as of March 31, 2020	$	23,775	$	23,413	$	2,999	$	-	$	50,187