Taxes on Income -Additional Information (Detail) $ in Millions |
12 Months Ended |
|---|---|
|
Dec. 31, 2021
USD ($)
| |
| Operating Loss Carryforwards [Line Items] | |
| Operating Loss Carryforwards, Limitations on Use | The NOL carryforwards begin to expire in 2032 and may become subject to annual limitation in the event of certain cumulative changes in the ownership interest of significant stockholders over a three-year period in excess of 50%, as defined under I.R.C. Section 382 |
| Increase in valuation allowance | $ 17.1 |
| Operating Loss Carry forwards Percentage | 50.00% |
| Federal [Member] | |
| Operating Loss Carryforwards [Line Items] | |
| Operating Loss Carryforwards | $ 194.0 |
| State [Member] | |
| Operating Loss Carryforwards [Line Items] | |
| Operating Loss Carryforwards | $ 180.6 |