XML 140 R118.htm IDEA: XBRL DOCUMENT v3.20.4
Schedule II Valuation and Qualifying (Details) - Valuation Allowance of Deferred Tax Assets - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Year $ 37,243 $ 41,942 $ 32,032
Charged (Credited) to Expenses (50,838) (4,699) 2,794
Charged (Credited) to Other Accounts 301,490   7,116
Balance at End of Year $ 287,895 $ 37,243 $ 41,942