Other Comprehensive Loss - Summary of Other Comprehensive Loss and Tax Impact (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Other Comprehensive Income Loss Net Of Tax Period Increase Decrease [Abstract]
Net unrealized (loss) gain on available-for-sale securities, net of income taxes	$ (46)	$ 72	$ (1)	$ 894
Net unrealized loss on interest rate swaps, net of income taxes	(136)	(194)	(1,796)	(1,351)
Foreign currency translation	(4)	(7)	(18)	(13)
Total other comprehensive loss	$ (186)	$ (129)	$ (1,815)	$ (470)

Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity.

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