XML 91 R72.htm IDEA: XBRL DOCUMENT v3.20.4
Business Combination - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended 15 Months Ended
Oct. 09, 2019
Dec. 31, 2019
Dec. 31, 2020
Business Acquisition [Line Items]      
Share-based compensation related to business combination   $ 6,384  
CTWS      
Business Acquisition [Line Items]      
Acquiree's common shares converted in cash (in dollars per share) $ 70.00    
Cash purchase price $ 838,476    
Cash received from acquisition 3,011    
Share-based compensation related to business combination $ 6,384    
Goodwill, measurement period adjustments     $ (114)