Amount provide funding of research and development costs over periods

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The amount of cash deposited in financial institutions as of the balance sheet date that is insured by the Federal Deposit Insurance Corporation.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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Summary of Significant Accounting Policies (Details Textual)	3 Months Ended
	Mar. 31, 2019 USD ($) shares	Mar. 31, 2018 shares	Mar. 31, 2019 CNY (¥)	Dec. 31, 2018 USD ($)
Variable Interest Entity [Line Items]
Cash, FDIC Insured Amount	$ 250,000
Weighted Average Number of Shares Outstanding, Diluted \| shares	1,516,540	3,465,168
Tax Benefits Recognized Description	The tax benefits recognized in the consolidated financial statements from such a position are measured based on the largest benefit that has a greater than 50 percent likelihood of being realized upon ultimate resolution.
Assets	$ 16,489,000			$ 18,637,000
Funds Received	108,000
CHINA
Variable Interest Entity [Line Items]
Cash, FDIC Insured Amount	75,000		¥ 500,000
Assets	$ 234,000			$ 199,000