Income taxes - Reconciliation of benefit for income taxes (Details) |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
|
Income taxes | |||
Provision for (benefit from) income taxes at statutory rate | 23.50% | 19.00% | 19.00% |
(Decreases) increases resulting from: | |||
Federal tax credits | 0.30% | 0.30% | 0.60% |
Change in valuation allowance | (14.80%) | (16.80%) | (27.00%) |
Net losses surrendered for research credit | (11.10%) | (6.50%) | (5.90%) |
Impact of statutory rate change | 2.70% | 11.30% | 12.10% |
Impact of foreign exchange rates | (0.10%) | (9.90%) | |
Other | (1.30%) | 3.90% | 3.60% |
Effective income tax rate | (0.80%) | 1.30% | 2.40% |
X | ||||||||||
- Definition Percentage of reported income tax expense from difference to expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations, attributable to foreign exchange rates. No definition available.
|
X | ||||||||||
- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic feieral statutory income tax rates to pretax income (loss) from continuing operations attributable to Impact of statutory rate change. No definition available.
|
X | ||||||||||
- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to net losses surrendered for research credit. No definition available.
|
X | ||||||||||
- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
X | ||||||||||
- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
X | ||||||||||
- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
X | ||||||||||
- References No definition available.
|