XML 77 R97.htm IDEA: XBRL DOCUMENT v3.19.3
Goodwill and Other Intangible Assets - Schedule of Estimated Amortization Expense for Future Years (Detail) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Sep. 30, 2018
Goodwill And Intangible Assets Disclosure [Abstract]      
2019 remaining $ 3,945    
2020 14,091    
2021 11,336    
2022 9,014    
2023 7,053    
Thereafter 18,612    
Net Carrying Amount $ 64,051 $ 77,016 $ 42,134