Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) (Parenthetical) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Statement Of Stockholders Equity [Abstract]
Offering cost from sale of stock	$ 1,499,370
Prior period offering cost from sale of stock		$ 29,277