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Income Taxes (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Feb. 27, 2017
Income Taxes [Abstract]
Deferred Tax Liability from Reclassified Intangible Asset				$ 8,700
Deferred Tax Liability from Reclassified Indefinite-lived Intangible	$ 4,000
Deferred Tax Asset, remeasured	165,300
Income Tax Benefit	0	$ (12,661)	$ 0
Valuation Allowance, Deferred Tax Asset, Change in Amount	(22,900)
Operating Loss Carryforwards, Federal	941,900
Operating Loss Carryforwards, State	455,800
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	$ 0	$ 0

X

- Definition

Deferred Tax Asset, remeasured - represents the remeasurement of the deferred tax asset and liabilities to the newly enacted US Federal corporate tax rate of 21%

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- Definition

Deferred Tax Liability from Reclassified Indefinite-lived Intangible - remeasured amount calculated using the tax rate of 21 percent from 35 percent and relating to the deferred tax liability associated with the indefinite-lived intangible asset associated with the Symphony Icon acquisition

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- Definition

Deferred Tax Liability from Reclassified Intangible Asset - Upon approval by FDA, the indefinite-lived intangible asset was reclassified finite-lived asset and the tax effect was to book to a deferred tax liability with offset to accumulated deferred tax benefit.

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Income Taxes [Abstract]

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

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

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

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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

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