Condensed Consolidated Statement of Stockholders' Equity (Unaudited) (Parentheticals) - $ / shares	Mar. 31, 2019	Mar. 31, 2018
Board of Directors Chairman [Member] \| Issuance 1 [Member] \| Common Stock [Member]
Shares issued, price per share (in dollars per share)	$ 4.63	$ 4.04

Per share or per unit amount of equity securities issued.

No definition available.

Name:	us-gaap_SharesIssuedPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant