Annual report pursuant to Section 13 and 15(d)

Provision for Federal and Foreign Income Tax Expense for Continuing Operations (Detail)

v3.20.4
Provision for Federal and Foreign Income Tax Expense for Continuing Operations (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Income Tax Disclosure [Abstract]      
Income (loss) before income taxes, U.S. $ (784,167) $ 235,571 $ 289,727
Income (loss) before income taxes, Foreign (143,157) 38,189 21,007
Income (loss) before income taxes $ (927,324) $ 273,760 $ 310,734