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Variations from Federal Statutory Rate (Detail) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
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Dec. 31, 2013
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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| Reconciliation Of Income Taxes [Line Items] | ||||||||
| Expected federal income tax expense (benefit) at statutory rate of 34% | $ 2,003 | $ (4,348) | $ (12,235) | |||||
| Effect of permanent goodwill impairment and worthless stock differences | 7,668 | |||||||
| Effect of 2008 State NOL's and option forfeitures | 189 | |||||||
| Effect of permanent enhanced charitable donation differences | (31) | (25) | ||||||
| Effect of permanent other differences | 269 | 34 | 96 | |||||
| Effect of change in financial statement carrying value of investment | (5,077) | (5,534) | ||||||
| State income tax expense (benefit), net of federal benefit | 67 | (196) | (872) | |||||
| Federal tax credits | (164) | |||||||
| Establishment of valuation allowance on net deferred tax assets | 23,153 | 23,153 | ||||||
| Other | 337 | 209 | 406 | |||||
| Effect of differences between U.S. taxation and foreign taxation | (44) | (35) | (53) | |||||
| Income tax expense (benefit) | $ 25,974 | $ (9,444) | [1] | $ (10,713) | [1] | |||
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| X | ||||||||||
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- Definition
Effective Income Tax Rate Reconciliation State Net Operating Loss Carryforward Adjustments No definition available.
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| X | ||||||||||
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- Definition
Income Tax Reconciliation Change in Carrying Value of Investment No definition available.
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| X | ||||||||||
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- Definition
Income Tax Reconciliation, Deductible Expense, Enhanced Charitable Contributions No definition available.
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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 increase (decrease) in the valuation allowance for deferred tax assets. 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 foreign income tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from 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 nondeductible impairment loss. 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 other nondeductible expenses. 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 exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments. 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 state and local income tax expense (benefit). 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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