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CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands | 4 Months Ended | 5 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jul. 31, 2017 | Dec. 31, 2017 | Dec. 31, 2018 | Mar. 31, 2017
Net loss |  | $ (38,726) | $ (171,771) |
Other comprehensive income (loss): |  |  |  |
Unrealized gains (losses) on available for sale securities, net of tax of $0, $0, $0 and $61, respectively |  | 256 | (256) |
Change in supplemental executive retirement plan pension liability, net of tax of $0, $0, $0 and ($927), respectively |  | (1,582) | 2,214 |
Change in pension plan minimum liability, net of tax of $0, $0, $0 and $215, respectively |  | (357) | 1,919 |
Change in other benefit plan minimum liability, net of tax of $0, $0, $0 and ($2,046), respectively |  | 1,536 | (1,536) |
Total comprehensive loss |  | $ (38,873) | $ (169,430) |
Predecessor |  |  |  |
Net loss | $ (1,646,909) |  |  | $ (650,011)
Other comprehensive income (loss): |  |  |  |
Unrealized gains (losses) on available for sale securities, net of tax of $0, $0, $0 and $61, respectively | 163 |  |  | 113
Change in loss on derivative contract, net of tax of $0, $0, $0 and $823, respectively |  |  |  | 1,530
Change in supplemental executive retirement plan pension liability, net of tax of $0, $0, $0 and ($927), respectively | (536) |  |  | (1,721)
Change in pension plan minimum liability, net of tax of $0, $0, $0 and $215, respectively | (594) |  |  | 399
Change in other benefit plan minimum liability, net of tax of $0, $0, $0 and ($2,046), respectively | (1,468) |  |  | (3,799)
Total comprehensive loss | $ (1,649,344) |  |  | $ (653,489)

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