XML 135 R95.htm IDEA: XBRL DOCUMENT v3.22.1
Income taxes - Schedule of Components of Income Tax Expense (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]      
Current income tax expense $ 47,999 $ 17,061 $ 46,811
Deferred income tax (income) expense (16,066) 471 (7,974)
Income tax expense $ 31,933 $ 17,532 $ 38,837