Valuation Allowance, Deferred Tax Asset, Change in Amount, Foreign Taxes, Expiration of Statute of Limitations

No definition available.

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- Definition

Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(h))

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph h

-Article 4

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 9

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local operating loss carryforwards.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 6

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32621-109319

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-Topic 740

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-Section 50

-Paragraph 8

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-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 25

-Paragraph 20

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=29652012&loc=d3e28680-109314

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Balance Type:	debit
Period Type:	instant

- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(h))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph h

-Article 4

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Income Tax Expense (or Benefit)

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 9

-Subparagraph (a),(b)

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Period Type:	duration

- Definition

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

+ Details

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- Definition

The amount of cash received during the period as refunds for the overpayment of taxes.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 2

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-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

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- Definition

The amount of the tax credit 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

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-Paragraph 3

-Subparagraph (a)

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Carryforwards

-URI http://asc.fasb.org/extlink&oid=6506874

+ Details

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- Definition

Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

-URI http://asc.fasb.org/extlink&oid=6527854

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- Definition

The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

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- Definition

Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

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Income Taxes Narrative (Details) (USD $)	3 Months Ended	12 Months Ended
Income Taxes Narrative (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Tax Credit Carryforward [Line Items]
Income tax benefit		$ 1,323,000us-gaap_IncomeTaxExpenseBenefit	$ 9,342,000us-gaap_IncomeTaxExpenseBenefit	$ 15,712,000us-gaap_IncomeTaxExpenseBenefit
Income tax benefit	1,700,000us-gaap_CurrentForeignTaxExpenseBenefit	1,719,000us-gaap_CurrentForeignTaxExpenseBenefit	7,281,000us-gaap_CurrentForeignTaxExpenseBenefit	1,373,000us-gaap_CurrentForeignTaxExpenseBenefit
Reversal of tax reserves	7,236,000
Unrecognized tax benefits	19,076,000us-gaap_UnrecognizedTaxBenefits	19,076,000us-gaap_UnrecognizedTaxBenefits	19,121,000us-gaap_UnrecognizedTaxBenefits	26,419,000us-gaap_UnrecognizedTaxBenefits	29,903,000us-gaap_UnrecognizedTaxBenefits
Unrecognized tax benefits that would impact effective tax rate if recognized	100,000	100,000
Reversal of valuation allowance, foreign taxes		45,000	7,298,000	0
Federal
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	113,000,000	113,000,000
Federal research and development credit carryforwards	30,300,000	30,300,000
Domestic
Tax Credit Carryforward [Line Items]
Domestic state net operating loss carryforwards	159,900,000	159,900,000
Federal research and development credit carryforwards	17,700,000	17,700,000
Foreign Tax Authority
Tax Credit Carryforward [Line Items]
Reversal of valuation allowance, foreign taxes			7,200,000
Income tax refund		1,700,000
Stock Option Deductions \| Federal
Tax Credit Carryforward [Line Items]
Operating loss carryforwards	$ 10,500,000	$ 10,500,000