Acquisitions - Summary of Unaudited Proforma Results of Operation (Detail) - Circle [Member] - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Business Acquisition [Line Items]
Revenues	$ 11,381	$ 13,789
Net income (loss)	$ (3,225)	$ 2,105
Earnings (loss) per share:
Basic	$ (0.07)	$ 0.05
Diluted	$ (0.07)	$ 0.05

Pro forma basic earnings per share or earnings per unit, which is commonly presented in initial public offerings based on the terms of the offering.

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