Document and Entity Information	6 Months Ended
	Dec. 31, 2014	Jan. 21, 2015
Document and Entity Information
Entity Registrant Name	ROYAL GOLD INC
Entity Central Index Key	0000085535
Document Type	10-Q
Document Period End Date	Dec. 31, 2014
Amendment Flag	false
Current Fiscal Year End Date	--06-30
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	Q2
Common Stock
Document and Entity Information
Entity Shares Outstanding		64,812,422
Exchangeable Stock
Document and Entity Information
Entity Shares Outstanding		379,580