XML 73 R64.htm IDEA: XBRL DOCUMENT v3.22.2
Deferred Revenue - Changes in Deferred Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Change in Contract with Customer, Liability [Roll Forward]        
Beginning balance $ 399,989 $ 280,291 $ 410,328 $ 284,253
Billings for the period 145,844 130,945 265,649 241,671
Revenue recognized (137,920) (113,910) (268,064) (228,598)
Ending balance $ 407,913 $ 297,326 $ 407,913 $ 297,326