Accumulated Other Comprehensive Income (Loss) ("AOCI/L") - Schedule of Components of Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	$ 185,766	$ 158,088
Foreign currency translation	(2,301)	(1,920)
Unrealized gain before reclassification, net of tax of $(1)	4
Unrealized loss, net of tax of $462	190	(1,181)
Reclassification of AOCI/L to income, net of tax of $(73)	186
Ending Balance	192,237	158,172
Interest Rate Swap [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	(821)	(104)
Unrealized gain before reclassification, net of tax of $(1)	4
Unrealized loss, net of tax of $462		(1,181)
Reclassification of AOCI/L to income, net of tax of $(73)	186
Ending Balance	(631)	(1,285)
Translation Adjustment [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	131	(4,753)
Foreign currency translation	(2,301)	(1,920)
Ending Balance	(2,170)	(6,673)
Total AOCI/L [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	(690)	(4,857)
Foreign currency translation	(2,301)	(1,920)
Unrealized loss, net of tax of $462	190	(1,181)
Ending Balance	$ (2,801)	$ (7,958)