Consolidated Statements of Operations and Comprehensive Income (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Royalty revenues	$ 77,862	$ 64,465
Costs and expenses
General and administrative	6,070	6,298
Production taxes	2,478	2,150
Depreciation, depletion and amortization	21,500	17,221
Restructuring on royalty interests in mineral properties		1,328
Total costs and expenses	30,048	26,997
Operating income	47,814	37,468
Interest and other income	110	2,833
Interest and other expense	(6,169)	(1,779)
Income before income taxes	41,755	38,522
Income tax expense	(16,461)	(12,381)
Net income	25,294	26,141
Net income attributable to non-controlling interests	(523)	(3,646)
Net income attributable to Royal Gold stockholders	24,771	22,495
Net income	25,294	26,141
Adjustments to comprehensive income, net of tax
Unrealized change in market value of available for sale securities	5,046	(5,304)
Comprehensive income	30,340	20,837
Comprehensive income attributable to non-controlling interests	(523)	(3,646)
Comprehensive income attributable to Royal Gold stockholders	$ 29,817	$ 17,191
Net income per share available to Royal Gold common stockholders:
Basic earnings per share (in dollars per share)	$ 0.42	$ 0.41
Basic weighted average shares outstanding (in shares)	59,435,867	55,183,719
Diluted earnings per share (in dollars per share)	$ 0.41	$ 0.40
Diluted weighted average shares outstanding (in shares)	59,679,807	55,491,354
Cash dividends declared per common share (in dollars per share)	$ 0.15	$ 0.11