Subsequent Events (Detail Textuals) - Subsequent Events - Chang Family Trust $ in Thousands	1 Months Ended
Oct. 31, 2018 USD ($) shares
Subsequent Event [Line Items]
Outstanding aggregate principal amount	$ 1,500
Number of common stock issued against warrants exercised \| shares	134,616
Common stock issued for cash	$ 350

Value of stock issued as a result of the exercise of stock options.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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