XML 25 R66.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Goodwill and other intangible assets - estimated annual amortization expense (Detail)
$ in Thousands
Dec. 31, 2019
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
2020 $ 148,800
2021 147,200
2022 142,600
2023 141,600
2024 $ 139,500