Accumulated Other Comprehensive Income (Loss) ("AOCI/L") - Schedule of Components of Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	$ 192,237	$ 158,172	$ 185,766	$ 158,088
Foreign currency translation	723	885	(1,578)	(1,035)
Ending Balance	201,502	173,409	201,502	173,409
Interest Rate Swap [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	(631)	(1,285)	(821)	(104)
Foreign currency translation	0	0	0	0
Unrealized loss before reclassification, net of tax	(7)	(136)	(3)	(1,308)
Reclassification of AOCI/L to income, net of tax	(146)	181	332	172
Ending Balance	(492)	(1,240)	(492)	(1,240)
Translation Adjustment [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	(2,170)	(6,673)	131	(4,753)
Foreign currency translation	723	885	(1,578)	(1,035)
Unrealized loss before reclassification, net of tax	0	0	0	0
Reclassification of AOCI/L to income, net of tax	0	0	0	0
Ending Balance	(1,447)	(5,788)	(1,447)	(5,788)
Total AOCI/L [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	(2,801)	(7,958)	(690)	(4,857)
Foreign currency translation	723	885	(1,578)	(1,035)
Unrealized loss before reclassification, net of tax	(7)	(136)	(3)	(1,308)
Reclassification of AOCI/L to income, net of tax	(146)	181	332	172
Ending Balance	$ (1,939)	$ (7,028)	$ (1,939)	$ (7,028)