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v3.20.2

Reconciliation of Income Taxes Computed at U.S Federal Statutory Tax rates to Income Tax Expense (Detail) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2017
Reconciliation Of Statutory Federal Tax Rate [Line Items] |  |  |  |  |
Tax benefit (expense) at U.S. statutory rates |  | $ 9,663 | $ 3,532 | $ 11,019 |
State tax |  | 9 | 86 | (5,370) |
Warrant liability costs |  | (4,803) | 5,803 | (3,320) |
Equity compensation |  | (2) | 138 | (837) |
(Increase) decrease in valuation allowance |  | (4,230) | (9,082) | 14,914 |
Revaluation of deferred taxes |  | 0 | 0 | (15,870) |
Other |  | (638) | (478) | (537) |
Income tax expense |  | $ (1) | $ (1) | $ (1) |
Tax benefit (expense) at U.S. statutory rates | 21.00% | 21.00% | 21.00% | 28.00% | 34.00%
State tax |  | 0.00% | 1.00% | (13.00%) |
Warrant liability costs |  | (10.00%) | 35.00% | (8.00%) |
Equity compensation |  | 0.00% | 1.00% | (2.00%) |
(Increase) decrease in valuation allowance |  | (9.00%) | (54.00%) | 37.00% |
Revaluation of deferred taxes |  | 0.00% | 0.00% | (40.00%) |
Other |  | (1.00%) | (3.00%) | (1.00%) |
Effective Income Tax Rate, Continuing Operations, Total |  | 0.00% | 0.00% | 0.00% |

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