Effective Income Tax Rate Reconciliation, Global Intangible Low-Taxed Income, Amount

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Effective Income Tax Rate Reconciliation, Nondeductible Expense, Excess Compensation, Amount

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Income Tax Reconciliation Nondeductible and Nontaxable Expense Other

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

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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.

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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.

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Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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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.

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INCOME TAXES - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Income tax (benefit) provision at statutory federal rate									$ 18,929	$ (2,148)	$ (15,416)
State taxes, net of federal benefit									(17,197)	17	(64)
Change in valuation allowance									(71,300)	8,198	(20,571)
Foreign tax rate and tax law differential									1,206	313	(133)
Tax credits									(1,803)	(378)	(382)
Stock-based compensation									(8,072)	(953)	761
Other permanent items									31	235	479
Other nondeductible/nontaxable items									2,765	(5,112)	930
Uncertain tax positions									504	107	106
Tax law changes									0	0	34,141
GILTI									1,086	917	0
Section 162(m)									2,817	202	0
Income taxes (benefit) provision	$ (72,245)	$ 272	$ 591	$ 348	$ 576	$ 248	$ 339	$ 235	$ (71,034)	$ 1,398	$ (149)