Subsequent Events	12 Months Ended
Dec. 31, 2019
Subsequent Events [Abstract]
Subsequent Events	Subsequent EventsOn March 26, 2020, the Company borrowed an additional $0.5 million under the terms and conditions of the EB-5 Loan Agreement. Outstanding borrowings pursuant to the EB-5 Program, including accrued interest, become due upon the seventh anniversary of the final disbursement. Following this borrowing, total principal outstanding under the EB-5 Loan Agreement is $1.5 million.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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