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Acquisitions - Schedule of Intangible Assets Value on Purchase Price (Details) - USD ($) $ in Thousands			9 Months Ended
	Jul. 06, 2021	Nov. 19, 2020	Sep. 30, 2021
Customer Relationships
Acquired Finite Lived Intangible Assets [Line Items]
Amortization Period (in years)			8 years
Customer Relationships | BlackHorse Solutions, Inc.
Acquired Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 40,000
Amortization Period (in years)	16 years
Customer Relationships | Braxton Science & Technology Group
Acquired Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount		$ 34,100
Amortization Period (in years)		12 years
Backlog
Acquired Finite Lived Intangible Assets [Line Items]
Amortization Period (in years)			3 years
Backlog | BlackHorse Solutions, Inc.
Acquired Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 22,000
Amortization Period (in years)	3 years
Backlog | Braxton Science & Technology Group
Acquired Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount		$ 38,200
Amortization Period (in years)		3 years
Trade Names
Acquired Finite Lived Intangible Assets [Line Items]
Amortization Period (in years)			1 year
Trade Names | BlackHorse Solutions, Inc.
Acquired Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,000
Amortization Period (in years)	2 years
Non compete Agreements
Acquired Finite Lived Intangible Assets [Line Items]
Amortization Period (in years)			3 years
Non compete Agreements | BlackHorse Solutions, Inc.
Acquired Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,000
Amortization Period (in years)	3 years
Non compete Agreements | Braxton Science & Technology Group
Acquired Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount		$ 650
Amortization Period (in years)		3 years
Developed Technologies
Acquired Finite Lived Intangible Assets [Line Items]
Amortization Period (in years)			4 years
Developed Technologies | BlackHorse Solutions, Inc.
Acquired Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,000
Amortization Period (in years)	3 years
Developed Technologies | Braxton Science & Technology Group
Acquired Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount		$ 2,000
Amortization Period (in years)		6 years

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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