Revenue from Contracts with Customers (Tables)

3 Months Ended

Mar. 31, 2021

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):

	March 31,			December 31,
	2021			2020
Trade receivables	$	130,998		$	115,732
Current contract assets (1)		3,196			2,870
Current contract liabilities (deferred revenue) (1)		(57,185	)		(51,763	)
Noncurrent contract liabilities (deferred revenue) (1)		(6,715	)		(5,164	)

⁽¹⁾ Contract assets and contract liabilities may reflect balances which 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 liability balances are included in “Other liabilities” in our unaudited Condensed Consolidated Balance Sheets.

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
Contract assets at January 1, 2021	$	2,870
Contract liabilities at January 1, 2021		(56,927	)
Net balance at January 1, 2021		(54,057	)
Decrease due to amortization of revenue included in the beginning contract liability balance		11,340
Increase due to cash received, excluding amounts recognized as revenue during the period		(18,313	)
Increase due to revenue recognized during the period but contingent on future performance		1,026
Decrease due to transfer to receivables during the period		(700	)
Net balance at March 31, 2021	$	(60,704	)
Contract assets at March 31, 2021	$	3,196
Contract liabilities at March 31, 2021		(63,900	)

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

The following table reflects the specified types of revenue expected to be recognized in the future related to unsatisfied performance obligations as of March 31, 2021 (in thousands):

	For the Years Ending December 31,
	2021 (1)		2022		2023		2024		Total
Mobilization and contract preparation revenue	$	26,861	$	5,540	$	2,908	$	80	$	35,389
Capital modification revenue		10,070		1,452		—		—		11,522
Blended rate revenue and other		15,054		1,070		—		—		16,124
Total	$	51,985	$	8,062	$	2,908	$	80	$	63,035

⁽¹⁾ Represents the nine-month period beginning April 1, 2021.