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Discontinued Operations - Summary of Assets and Liabilities of Discontinued Operations (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Disposal Group, Including Discontinued Operation, Balance Sheet Disclosures [Abstract]
Income taxes receivable	$ 6	$ 4
Assets of discontinued operations	6	4
Accrued professional fees	10	0
Liabilities of discontinued operations	$ 10	$ 0

X

- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.15(5))
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Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

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Amount classified as liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

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