XML 17 R5.htm IDEA: XBRL DOCUMENT v3.21.1
Consolidated Statements Of Comprehensive Income - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Statement of Comprehensive Income [Abstract]      
NET INCOME $ 79,746 $ 64,398 $ 98,070
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX EFFECT OF NIL      
Change in net foreign currency translation adjustments 497 (1,265) (2,148)
Change in deferred pension gain (loss) (61) (15)  
OTHER COMPREHENSIVE INCOME (LOSS) 436 (1,280) (2,148)
TOTAL COMPREHENSIVE INCOME $ 80,182 $ 63,118 $ 95,922