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Income Taxes - Schedule of Income Before Income Taxes Was Subject To Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest [Abstract]
United States	$ 37,548	$ (7,879)	$ (34,459)
Foreign	4,135	3,567	(729)
Total	$ 41,683	$ (4,312)	$ (35,188)

X

- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

+ References

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- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

+ References

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- Definition

Amount of income (loss) for proportionate share of equity method investee's income (loss).

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