XML 179 R136.htm IDEA: XBRL DOCUMENT v3.20.4
Business Segment Information - Summary of Long-lived Assets Consisting of Property, Plant and Equipment, Net of Accumulated Depreciation, Attributed to Geographic Regions Based On Their Physical Location (Detail) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Segment Reporting Information [Line Items]    
Property, plant and equipment, net $ 199,559 $ 184,217
CANADA [Member]    
Segment Reporting Information [Line Items]    
Property, plant and equipment, net 122,328 144,065
Portugal [Member]    
Segment Reporting Information [Line Items]    
Property, plant and equipment, net 71,988 36,908
UNITED STATES [Member]    
Segment Reporting Information [Line Items]    
Property, plant and equipment, net 5,182 3,171
Other Countries [Member]    
Segment Reporting Information [Line Items]    
Property, plant and equipment, net $ 61 $ 73