Consolidated Statements of Operations and Comprehensive Income (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Consolidated Statements of Operations and Comprehensive Income
Royalty revenues	$ 289,224	$ 263,054	$ 216,469
Costs and expenses
General and administrative	23,690	20,393	21,106
Production taxes	9,010	9,444	9,039
Depreciation, depletion and amortization	85,020	75,001	67,399
Restructuring on royalty interests in mineral properties		1,328
Total costs and expenses	117,720	106,166	97,544
Operating income	171,504	156,888	118,925
Loss on available-for-sale securities	(12,121)
Interest and other income	2,902	3,836	5,088
Interest and other expense	(25,117)	(7,705)	(7,740)
Income before income taxes	137,168	153,019	116,273
Income tax expense	(63,759)	(54,710)	(38,974)
Net income	73,409	98,309	77,299
Net income attributable to non-controlling interests	(4,256)	(5,833)	(5,904)
Net income available to Royal Gold common stockholders	69,153	92,476	71,395
Net income	73,409	98,309	77,299
Adjustments to comprehensive income, net of tax
Unrealized change in market value of available for sale securities	(4,526)	(13,817)	89
Recognized loss on available-for-sale securities	13,716
Comprehensive income	82,599	84,492	77,388
Comprehensive income attributable to non-controlling interests	(4,256)	(5,833)	(5,904)
Comprehensive income attributable to Royal Gold stockholders	$ 78,343	$ 78,659	$ 71,484
Net income per share available to Royal Gold common stockholders:
Basic earnings per share (in dollars per share)	$ 1.09	$ 1.61	$ 1.29
Basic weighted average shares outstanding (in shares)	63,250,247	57,220,040	55,053,204
Diluted earnings per share (in dollars per share)	$ 1.09	$ 1.61	$ 1.29
Diluted weighted average shares outstanding (in shares)	63,429,822	57,463,850	55,323,410
Cash dividends declared per common share (in dollars per share)	$ 0.75	$ 0.56	$ 0.42