XML 102 R84.htm IDEA: XBRL DOCUMENT v3.20.4
Income Taxes - Summary of (Benefit) Provision for Income Taxes (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Current      
U.S. Federal $ (2) $ (14) $ (637)
U.S. State 309 868 198
Foreign 1,879 1,796 1,749
Total 2,186 2,650 1,310
Deferred      
U.S. Federal 563,658 170,508 (483,681)
U.S. State (1,095) 3,682 (14,973)
Foreign (78) 0 0
Total 562,485 174,190 (498,654)
Income tax benefit (provision), total $ 564,671 $ 176,840 $ (497,344)