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Income Taxes - Additional Information (Detail) (USD $)
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3 Months Ended | 6 Months Ended | ||
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Jun. 30, 2014
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Jun. 30, 2013
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Jun. 30, 2014
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Jun. 30, 2013
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| Income Tax Disclosure | ||||
| Liability for unrecognized tax benefit, including related estimates of penalties and interest | $ 0 | $ 0 | $ 0 | $ 1,000 |
| Income tax provision (benefit) | 29,000 | 168,000 | 53,000 | (204,000) |
| Projected annual effective tax rate | (0.45%) | (6.99%) | (0.47%) | 3.78% |
| Tax benefit for federal alternative minimum tax credits and California R&D credits | 107,000 | |||
| Tax benefit on reversed deferred tax liabilities and recognized AMT and R&D credits | 214,000 | |||
| Statutory tax rate | 34.00% | 34.00% | 34.00% | 34.00% |
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Other Tax Benefits
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| Income Tax Disclosure | ||||
| Tax benefit on reversed certain deferred tax liabilities associated with international operations | $ 107,000 | |||
| X | ||||||||||
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- Definition
Tax benefit for federal alternative minimum tax credits and California R&D credits. No definition available.
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| X | ||||||||||
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- Definition
Tax benefit on reversed deferred tax liabilities associated with unrecognized tax benefits related to international operations due to expiring statutes. No definition available.
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| X | ||||||||||
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- 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/presentationRef
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| X | ||||||||||
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- Definition
Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount 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/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The net amount of all increases and decreases in unrecognized tax benefits for the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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