Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Jun. 30, 2012
ASSETS
Cash and equivalents	$ 673,103	$ 375,456
Royalty receivables	59,019	53,946
Income tax receivable	10,379	11,046
Prepaid expenses and other current assets	6,484	4,760
Total current assets	748,985	445,208
Royalty interests in mineral properties, net (Note 3)	2,104,043	1,890,988
Available-for-sale securities (Note 4)	14,154	15,015
Other assets	26,678	21,834
Total assets	2,893,860	2,373,045
LIABILITIES
Accounts payable	2,446	2,615
Dividends payable	13,009	8,947
Other current liabilities	6,188	3,647
Total current liabilities	21,643	15,209
Debt (Note 5)	299,961	293,248
Net deferred tax liabilities	172,209	178,716
Uncertain tax positions	20,172	19,469
Other long-term liabilities	2,016	2,974
Total liabilities	516,001	509,616
Commitments and contingencies (Note 12)
EQUITY
Preferred stock, $.01 par value, 10,000,000 shares authorized; and 1 share issued
Common stock, $.01 par value, 100,000,000 shares authorized; and 64,170,310 and 58,614,221 shares outstanding, respectively	642	586
Exchangeable shares, no par value, 1,806,649 shares issued, less 1,139,361 and 1,007,823 redeemed shares, respectively	29,367	35,156
Additional paid-in capital	2,140,410	1,656,357
Accumulated other comprehensive (loss) income	(113)	(13,763)
Accumulated earnings	183,586	160,123
Total Royal Gold stockholders' equity	2,353,892	1,838,459
Non-controlling interests	23,967	24,970
Total equity	2,377,859	1,863,429
Total liabilities and equity	$ 2,893,860	$ 2,373,045