Subsequent Events (Details Narrative) - USD ($)									1 Months Ended		9 Months Ended
	Mar. 05, 2018	Feb. 28, 2018	Feb. 21, 2018	Feb. 08, 2018	Feb. 02, 2018	Jan. 03, 2018	Dec. 22, 2017	Nov. 16, 2017	Feb. 28, 2018	May 31, 2017	Jan. 31, 2018
Subsequent Event [Line Items]
Number of shares issued for services, value											$ 665,210
Chief Geologist [Member]
Subsequent Event [Line Items]
Number of shares issued for services						7,669	8,929	21,213		37,879
Number of shares issued for services, value						$ 12,500	$ 12,500	$ 37,500		$ 100,000
Share issued price per share						$ 1.63	$ 1.40	$ 1.76
Reduction in accrued salaries						$ 12,500	$ 12,500	$ 37,500
Subsequent Event [Member]
Subsequent Event [Line Items]
Issuance of common stock for conversion					730,000
Conversion of commmon stock into preferred stock		237,860
Subsequent Event [Member] | Consulting Agreement [Member]
Subsequent Event [Line Items]
Number of shares issued for services	150,000
Subsequent Event [Member] | Chief Geologist [Member]
Subsequent Event [Line Items]
Number of shares issued for services	6,906			4,902
Number of shares issued for services, value	$ 12,500			$ 12,500
Share issued price per share	$ 1.81			$ 2.55
Reduction in accrued salaries	$ 12,500			$ 12,500
Subsequent Event [Member] | Director [Member]
Subsequent Event [Line Items]
Issuance of common stock			12,000
Subsequent Event [Member] | Series E Preferred Stock [Member]
Subsequent Event [Line Items]
Conversion of commmon stock into preferred stock									730
Subsequent Event [Member] | Series C Preferred Stock [Member]
Subsequent Event [Line Items]
Conversion of commmon stock into preferred stock									2,379