Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_CommonStockSharesIssued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Subsequent Events (Details) - USD ($)	1 Months Ended	6 Months Ended
Subsequent Events (Details) - USD ($)	Jul. 31, 2019	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Subsequent Events (Textual)
Issued shares of common stock		14,116,739		12,038,618
Proceeds from issuance of common stock		$ 22,163,636	$ 9,004,920
Subsequent Event [Member]
Subsequent Events (Textual)
Issued shares of common stock	20,164
Proceeds from issuance of common stock	$ 86,621