XML 57 R46.htm IDEA: XBRL DOCUMENT v3.21.2
Intangible Assets, Net - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Goodwill and Intangible Assets Disclosure [Abstract]        
Amortization expense $ 4.1 $ 4.0 $ 11.6 $ 12.3