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INCOME TAXES - Summary of Tax Credit Carryforwards (Details) $ in Millions | Dec. 31, 2018 USD ($)
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Tax credit carryforwards and the related carryforward periods |
Carryforward Amount | $ 127.0
Valuation Allowance | (20.4)
Net Tax Benefit | 106.6
California research expenditure tax credits | California | Research expenditure tax credits | Carryforward Period Indefinite |
Tax credit carryforwards and the related carryforward periods |
Carryforward Amount | 106.4
Valuation Allowance | 0.0
Net Tax Benefit | 106.4
Federal research expenditure tax credits | United States | Research expenditure tax credits | Carryforward Period Indefinite |
Tax credit carryforwards and the related carryforward periods |
Carryforward Amount | 0.2
Valuation Allowance | 0.0
Net Tax Benefit | 0.2
Puerto Rico purchases credit | Puerto Rico | Purchases credit | Carryforward Period Indefinite |
Tax credit carryforwards and the related carryforward periods |
Carryforward Amount | 20.4
Valuation Allowance | (20.4)
Net Tax Benefit | $ 0.0

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- Definition Represents the amount after allocation of valuation allowances of deferred tax asset attributable to tax credit carryforwards. + References No definition available. + Details
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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319 + Details
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- Definition Amount of valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from tax credit carryforwards for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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