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Income Taxes - Summary of Benefit for Income Taxes (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($)
Deferred:
Federal	$ (12)
State	(2)
Subtotal	(14)
Income tax benefit	$ (14)

X

- Definition

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

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

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