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Goodwill and Other Intangible Assets, net - Reconciliation of Goodwill (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Beginning balance	$ 26,106
Impairment			$ (9,738)
Ending balance	32,510	$ 26,106
IT Staffing Services [Member]
Beginning balance	8,427	8,427	8,427
Goodwill recorded		0
Impairment		0
Ending balance	8,427	8,427	8,427
Data and Analytics Services [Member]
Beginning balance	17,679	17,679	27,417
Goodwill recorded	6,404
Impairment			(9,738)
Ending balance	$ 24,083	$ 17,679	$ 17,679

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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