XML 99 R126.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
BUSINESS COMBINATIONS - Consideration Transferred for WAE Acquisition (Details) - USD ($)
$ in Thousands
 12 Months Ended
May 23, 2016
Dec. 31, 2019
Dec. 31, 2018
Aug. 20, 2018
Jul. 31, 2018
Dec. 31, 2017
Aug. 16, 2017
Disclosure of detailed information about business combination [line items]              
Total consideration paid net of cash and cash equivalents acquired   $ 97,300 $ 4,137     $ 19,149  
WAE              
Disclosure of detailed information about business combination [line items]              
Down payment $ 8,500            
Working capital adjustment 1,352 $ 1,357          
Installment payment 551            
Contingent consideration 9,448     $ 5,000 $ 1,867   $ 5,000
Total consideration paid net of cash and cash equivalents acquired $ 19,851