Quarterly report pursuant to Section 13 or 15(d)

Taxes (Details)

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Taxes (Details) - USD ($)
$ in Thousands
1 Months Ended 2 Months Ended 3 Months Ended 4 Months Ended 6 Months Ended
Jun. 11, 2021
Jul. 31, 2021
Jul. 31, 2020
Jun. 11, 2021
Jul. 31, 2020
Taxes          
Benefit from income taxes $ 1,619 $ 5,504 $ 909 $ 3,708 $ 9,800
Pretax losses $ 13,500 $ 43,000 $ 71,900 $ 53,000 $ 514,700