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Asset Impairments and Other Restructuring Items - Schedule of Asset Impairments (Details) - USD ($) $ in Thousands | 3 Months Ended
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Jun. 30, 2021 | Mar. 31, 2021
Impaired Long-Lived Assets Held and Used [Line Items] |  |
Impairment of fixed asset |  | $ 650
Impairment of fixed asset, tax |  | 137
Impairment of fixed asset, net of tax |  | 513
Impairment of severance and restructuring costs | $ 2,554 | 3,418
Impairment of severance and restructuring costs, tax | 536 | 717
Impairment of severance and restructuring costs, net of tax | 2,018 | 2,701
Impairment of operating lease assets | 2,794 |
Impairment of operating lease assets, tax | 587 |
Impairment of operating lease assets, net of tax | 2,207 |
Corporate |  |
Impaired Long-Lived Assets Held and Used [Line Items] |  |
Impairment of fixed asset |  | 0
Impairment of severance and restructuring costs | 0 | 1,555
Impairment of operating lease assets | 0 |
Offshore/ Manufactured Products | Operating Segments |  |
Impaired Long-Lived Assets Held and Used [Line Items] |  |
Impairment of fixed asset |  | 0
Impairment of severance and restructuring costs | 0 | 282
Impairment of operating lease assets | 0 |
Well Site Services |  |
Impaired Long-Lived Assets Held and Used [Line Items] |  |
Impairment of operating lease assets | 2,800 | 700
Well Site Services | Operating Segments |  |
Impaired Long-Lived Assets Held and Used [Line Items] |  |
Impairment of fixed asset |  | 650
Impairment of severance and restructuring costs | 2,351 | 1,306
Impairment of operating lease assets | 2,794 |
Downhole Technologies | Operating Segments |  |
Impaired Long-Lived Assets Held and Used [Line Items] |  |
Impairment of fixed asset |  | 0
Impairment of severance and restructuring costs | 203 | $ 275
Impairment of operating lease assets | $ 0 |

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