Summary Of Significant Accounting Policies (Schedule Of Other Operating Income) (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
|
Other operating income | $ (987) | $ 75,095 | $ (9,132) |
CARES Act Grant [Member] | |||
Other operating income | 80,225 | ||
Lost Revenue [Member] | CARES Act Grant [Member] | |||
Other operating income | 44,784 | ||
Incremental PTO [Member] | CARES Act Grant [Member] | |||
Other operating income | 21,425 | ||
Hard Costs [Member] | CARES Act Grant [Member] | |||
Other operating income | $ 14,016 |