Condensed Consolidated Statements Of Stockholders' Equity (Unaudited) (Parentheticals) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Stockholders' Equity [Abstract]
Shares issued (in shares)	9,217	15,745	140,305	54,085