Business Combinations - Summary of Unaudited Pro Forma Results of Operations (Details) - NC4 Inc. and NC4 Public Sector LLC - USD ($) $ / shares in Units, $ in Thousands	5 Months Ended	12 Months Ended
Dec. 31, 2019	Dec. 31, 2019	Dec. 31, 2018
Business Acquisition [Line Items]
Revenue, pro forma - From the acquisition date	$ 6,404
Net loss, pro forma - From the acquisition date	$ (3,079)
Revenue, pro forma		$ 211,830	$ 163,435
Net loss, pro forma		$ (55,659)	$ (55,753)
Basic and diluted loss per share pro forma		$ (1.67)	$ (1.89)

Business acquisition pro forma earnings (loss) per share basic and diluted

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

+ References

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- Definition

This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

+ References

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