XML 69 R56.htm IDEA: XBRL DOCUMENT v3.8.0.1
Goodwill and Other Intangible Assets - Estimated Amortization Expense (Detail)
$ in Thousands
Dec. 31, 2017
USD ($)
Estimated Amortization Expense  
2018 $ 5,800
2019 5,300
2020 3,900
2021 3,300
2022 $ 1,900