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Expiration of Loss and Tax Credit Carryforwards (Detail) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2013
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Operating Loss and Tax Credit Carryforward [Line Items] |
Loss carryforwards | $ 445,800
Tax credit carryforwards | 77,400
Period of Expiration 2014 - 2018 |
Operating Loss and Tax Credit Carryforward [Line Items] |
Loss carryforwards | 60,363
Tax credit carryforwards | 27,678
Period of Expiration Thereafter |
Operating Loss and Tax Credit Carryforward [Line Items] |
Loss carryforwards | 180,756
Tax credit carryforwards | 43,502
No Expiration Date |
Operating Loss and Tax Credit Carryforward [Line Items] |
Loss carryforwards | 204,681
Tax credit carryforwards | $ 6,220

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- Definition The tax effect as of the balance sheet date of the amount of future tax deductions arising from all unused tax credit carryforwards. + References No definition available. + Details
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Balance Type: | debit
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- Details
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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319 + Details
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