Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Schedule of Consolidated Financial Statement for Variable Interest Entity (Details)

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Summary of Significant Accounting Policies - Schedule of Consolidated Financial Statement for Variable Interest Entity (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Accounting Policies [Abstract]      
Cash and cash equivalents $ 342   $ 683
Total assets 1,204   1,180
Total liabilities 72   $ 65
Total net revenue 35  
Net income (loss) $ (6)