Consolidated Statements of Operations and Comprehensive Income - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Jun. 30, 2021	Jun. 30, 2020
Consolidated Statements of Operations and Comprehensive Income
Revenue (Note 8)	$ 342,952	$ 603,206	$ 653,568	$ 615,856	$ 498,819
Costs and expenses
Cost of sales (excludes depreciation, depletion and amortization)	52,329	94,642	98,467	92,898	83,890
General and administrative	15,163	34,612	29,306	28,387	30,195
Production taxes	4,412	7,021	8,399	6,743	3,824
Exploration costs				563	5,190
Depreciation, depletion and amortization	99,685	178,935	189,009	183,569	175,434
Impairment of royalty interests		4,287		0	1,341
Total costs and expenses	171,589	319,497	325,181	312,160	299,874
Gain on sale of Peak Gold JV interest				33,906
Operating income	171,363	283,709	328,387	337,602	198,945
Fair value changes in equity securities	(1,350)	(1,503)	2,510	6,017	1,418
Interest and other income	1,610	7,832	3,019	2,443	2,046
Interest and other expense	(2,787)	(17,170)	(5,753)	(6,419)	(9,813)
Income before income taxes	168,836	272,868	328,163	339,643	192,596
Income tax expense	(30,008)	(32,926)	(53,223)	(36,867)	3,654
Net income and comprehensive income	138,828	239,942	274,940	302,776	196,250
Net (income) loss and comprehensive (income) loss attributable to non-controlling interests	(489)	(960)	(898)	(244)	3,093
Net income and comprehensive income attributable to Royal Gold common stockholders	$ 138,339	$ 238,982	$ 274,042	$ 302,532	$ 199,343
Net income per share attributable to Royal Gold common stockholders:
Basic earnings per share	$ 2.11	$ 3.64	$ 4.17	$ 4.61	$ 3.04
Basic weighted average shares outstanding	65,560,468	65,576,995	65,552,586	65,546,400	65,523,024
Diluted earnings per share	$ 2.10	$ 3.63	$ 4.17	$ 4.60	$ 3.03
Diluted weighted average shares outstanding	65,624,567	65,661,748	65,624,007	65,627,591	65,643,390
Cash dividends declared per common share	$ 0.65	$ 1.425	$ 1.25	$ 1.18	$ 1.11