Document and Entity Information	3 Months Ended
	Sep. 30, 2014	Oct. 22, 2014 Common Stock	Oct. 22, 2014 Exchangeable Stock
Document and Entity Information
Entity Registrant Name	ROYAL GOLD INC
Entity Central Index Key	0000085535
Document Type	10-Q
Document Period End Date	Sep. 30, 2014
Amendment Flag	false
Current Fiscal Year End Date	--06-30
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Shares Outstanding		64,814,621	380,205
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	Q1