Document and Entity Information - shares	9 Months Ended
	Jan. 31, 2019	Mar. 01, 2019
Document and Entity Information [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jan. 31, 2019
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q3
Entity Registrant Name	NEVADA GOLD & CASINOS INC
Entity Central Index Key	0000277058
Current Fiscal Year End Date	--04-30
Entity Filer Category	Non-accelerated Filer
Trading Symbol	UWN
Entity Common Stock, Shares Outstanding		17,765,772
Entity Emerging Growth Company	false
Entity Small Business	true