General form of registration statement for all companies including face-amount certificate companies

Goodwill and Intangible Assets - Additional Information (Detail)

v3.21.2
Goodwill and Intangible Assets - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Impairment of Intangible Assets, Finite-lived   $ 3,892
Amortization expense $ 48,000 43,400
Computer Software, Intangible Asset [Member]    
Impairment of Intangible Assets, Finite-lived $ 0 3,900
RACO Wireless, LLC | Computer Software, Intangible Asset [Member]    
Impairment of Intangible Assets, Finite-lived   $ 3,900