Consolidated Statements of Cash Flows (USD $) In Thousands	3 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash flows from operating activities:
Net income	$ 26,141	$ 13,002
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, depletion and amortization	17,221	18,925
Gain on distribution to non-controlling interest	(3,018)	(912)
Non-cash stock-based compensation expense	2,198	1,285
Tax benefit of stock-based compensation exercises	(1,567)	(521)
Restructuring on royalty interests in mineral properties	1,328
Deferred tax expense (benefit)	508	(521)
Changes in assets and liabilities:
Royalty receivables	(5,950)	(2,678)
Prepaid expenses and other assets	197	1,421
Accounts payable	70	409
Income taxes payable	9,762	4,887
Other liabilities	(716)	(1,063)
Net cash provided by operating activities	46,174	34,234
Cash flows from investing activities:
Acquisition of royalty interests in mineral properties		(25,000)
Proceeds on sale of Inventory - restricted	4,455	1,471
Deferred acquisition costs		(695)
Other	(111)	(33)
Net cash provided by (used in) investing activities	4,344	(24,257)
Cash flows from financing activities:
Repayment of debt	(33,900)	(6,500)
Common stock dividends	(6,095)	(4,973)
Distribution to non-controlling interests	(5,380)	(1,971)
Proceeds from the issuance of common stock	2,536
Tax benefit of stock-based compensation exercises	1,567	521
Other		(397)
Net cash (used in) financing activities	(41,272)	(13,320)
Net increase (decrease) in cash and equivalents	9,246	(3,343)
Cash and equivalents at beginning of period	114,155	324,846
Cash and equivalents at end of period	$ 123,401	$ 321,503