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Investment in Surface Pharmaceuticals, Inc. and Agreements - Related Party Transactions (Details Narrative) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
	Jan. 31, 2018	Mar. 31, 2019
Surface Pharmaceuticals Inc [Member]
Number of shares owned		3,500,000
Ownership percentage		30.00%
Surface Pharmaceuticals Inc [Member] | Dr. Lindstrom [Member]
Royalty payment percentage on net sales		3.00%
Surface License Agreements [Member]
Royalty payment description		Surface is required to make royalty payments to the Company of four to six percent (4%-6%) of net sales of the Surface Products while any patent rights remain outstanding.
Management Services Agreement [Member] | Surface Pharmaceuticals Inc [Member]
Administrative expenses	$ 10
Reimbursable expenses due		$ 50

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