XML 62 R50.htm IDEA: XBRL DOCUMENT v3.22.1
Revenue - Summary of Activity Impacting Deferred Revenue (Details) - Deferred Revenue - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Deferred Revenue Rollforward    
Balance beginning of period $ 282,955 $ 209,690
Revenue recognized (204,530) (153,601)
Additional amounts deferred 225,185 169,442
Balance end of period $ 303,610 $ 225,531