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Fair Value of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2018

Fair Value Disclosures [Abstract]

Schedule of Estimated Fair Values of Financial Instruments Outstanding

The estimated fair values of financial instruments outstanding were (in thousands):

		December 31, 2018
						Unrealized				Unrealized				Fair
		Cost				Gains				Losses				Value
Cash and cash equivalents		$	7,104			$	—			$	—			$	7,104

		December 31, 2017
						Unrealized				Unrealized				Fair
		Cost				Gains				Losses				Value
Cash and cash equivalents		$	3,868			$	—			$	—			$	3,868

Schedule of Fair Value Hierarchy for Financial Assets (Cash Equivalents and Investments)

The following table represents the Company’s fair value hierarchy for its financial assets (cash equivalents and investments) as of December 31, 2018 and 2017 (in thousands):

		December 31, 2018
		Fair Value				Level 1				Level 2				Level 3
Money market funds		$	632			$	632			$	—			$	—

		December 31, 2017
		Fair Value				Level 1				Level 2				Level 3
Money market funds		$	621			$	621			$	—			$	—

X

- Definition

Tabular disclosure of assets measured at fair value measured on a recurring or nonrecurring basis. Includes, but is not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19190-110258

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- References

No definition available.

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X

- Definition

Tabular disclosure of the summary of investment holdings.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 4
-Subparagraph (SX 210.12-12C)
-URI http://asc.fasb.org/extlink&oid=50485924&loc=d3e611225-123010

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