XML 87 R73.htm IDEA: XBRL DOCUMENT v3.22.1
Cash and Cash Equivalents (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Cash and Cash Equivalents        
Cash, demand deposits and checking accounts $ 333,524 $ 178,938    
Time deposits with less than three months maturity date 2,500 6,000    
Cash and cash equivalents $ 336,024 $ 184,938 $ 101,055 $ 106,437