Revenue from Contracts with Customers (Tables)

12 Months Ended

Dec. 31, 2019

Revenue From Contract With Customer [Abstract]

Summary of Information about Receivables, Contract Assets and Contract Liabilities from Contracts with Customers

The following table provides information about receivables, contract assets and contract liabilities from our contracts with customers (in thousands):

	December 31, 2019			December 31, 2018
Trade receivables	$	199,572		$	160,478
Current contract assets ⁽¹⁾		6,314			6,832
Noncurrent contract assets ⁽¹⁾		—			2,107
Current contract liabilities (deferred revenue) ⁽¹⁾		(9,573	)		(2,803	)
Noncurrent contract liabilities (deferred revenue) ⁽¹⁾		(38,531	)		(17,723	)

⁽¹⁾

^{Contract assets and contract liabilities may reflect balances that have been netted together on a contract basis. Net current contract asset and liability balances are included in “Prepaid expenses and other current assets” and “Accrued liabilities,” respectively, and net noncurrent contract asset and liability balances are included in “Other assets” and “Other liabilities,” respectively, in our Consolidated Balance Sheets as of December 31, 2019 and 2018.}

Summary of Significant Changes in Contract Assets and Contract Liabilities Balances

Significant changes in the contract assets and the contract liabilities balances during the period are as follows (in thousands):

	Net Contract Balances
	December 31,
	2019			2018
Contract assets, beginning of period	$	8,939		$	2,718
Contract liabilities, beginning of period		(20,526	)		(20,343	)
Net balance at beginning of period		(11,587	)		(17,625	)
Decrease due to amortization of revenue that was included in the beginning contract liability balance		6,952			19,026
Increase due to cash received, excluding amounts recognized as revenue during the period		(34,529	)		(19,353	)
Increase due to revenue recognized during the period but contingent on future performance		3,537			7,114
Decrease due to transfer to receivables during the period		(5,119	)		(893	)
Adjustments		(1,044	)		144
Net balance at end of period	$	(41,790	)	$	(11,587	)
Contract assets at end of period	$	6,314		$	8,939
Contract liabilities at end of period		(48,104	)		(20,526	)

Summary of Revenue Expected to be Recognized in Future Related to Unsatisfied Performance Obligations

The following table reflects revenue expected to be recognized in the future related to unsatisfied performance obligations as of December 31, 2019 (in thousands):


	For the Years Ending December 31,
	2020		2021		2022		Total
Mobilization and contract preparation revenue	$	2,268	$	630	$	124	$	3,022
Capital modification revenue		9,028		1,777		—		10,805
Blended rate revenue		27,848		9,114		—		36,962
Total	$	39,144	$	11,521	$	124	$	50,789