Subsequent Events (Details Narrative) - USD ($)				3 Months Ended
	Apr. 05, 2019	Apr. 04, 2019	Apr. 01, 2019	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018	Sep. 17, 2018
Issuance of warrants to purchase a common stock							1,200,000
Exercise price of warrants				$ 7.33		$ 7.33	$ 0.01
Warrants expiration date							Aug. 01, 2028
Operating lease description				Expiration dates between 2019 and 2025
Monthly rental fee				$ 100,000	$ 200,000
2019 Warrants [Member]
Fair value of warrants				$ 9,000
Subsequent Event [Member] | 2019 Warrants [Member]
Issuance of warrants to purchase a common stock			1,200,000
Exercise price of warrants			$ 0.01
Warrants expiration date			Apr. 01, 2029
Fair value of warrants			$ 9
Subsequent Event [Member] | Cardialen, Inc., [Member] | Sublease Agreement [Member]
Operating lease description	a portion of Cardialen's office space commencing April 2019, on a month-to-month basis until January 2024, unless terminated earlier upon notice of 60 days, for a monthly rental fee of approximately $2,100 for 2019.
Monthly rental fee	$ 2,100
Subsequent Event [Member] | NYSE American LLC [Member]
Receipt of noncompliance notification description		Specifically, the Company is not in compliance with Section 1003(a)(i) of the Company Guide with stockholders' equity of less than $2.0 million and net losses in two of its three most recent fiscal years, Section 1003(a)(ii) with stockholders' equity of less than $4.0 million and net losses in three of its four most recent fiscal years, and Section 1003(a)(iii) with stockholders' equity of less than $6.0 million and net losses in its five most recent fiscal years.