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Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Consolidated Statements of Comprehensive Loss [Abstract] |  |
Net loss | $ (86,098) | $ (75,238)
Other comprehensive income net of tax: |  |
Pension liability adjustments, net of tax | (983) | (476)
Postretirement liability adjustments, net of tax |  | (2,116)
Other comprehensive income | (983) | (2,592)
Comprehensive loss | $ (87,081) | $ (77,830)

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- Definition The adjustment out of other comprehensive income for prior service costs recognized as a component of net period benefit cost during the period, after tax. Also includes actuarial gains/losses recognized out of OCI in addition to prior service costs. This is the portion attributable to the pension liability. + References No definition available. + Details
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- Definition The adjustment out of other comprehensive income for prior service costs recognized as a component of net period benefit cost during the period, after tax. Also includes actuarial gains/losses recognized out of OCI in addition to prior service costs. This is the portion attributable to the postretirement benefits liability. + References No definition available. + Details
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