Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Cash flows from operating activities:
Net (loss) income	$ 12,596us-gaap_ProfitLoss	$ 26,059us-gaap_ProfitLoss
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, depletion and amortization	42,490	45,071
Non-cash employee stock compensation expense	2,824us-gaap_ShareBasedCompensation	1,759us-gaap_ShareBasedCompensation
Amortization of debt discount	5,013	4,720
Impairment of royalty and stream interests	28,339us-gaap_AssetImpairmentCharges
Tax benefit of stock-based compensation exercises	(74)	(208)
Deferred tax benefit	(17,103)us-gaap_DeferredIncomeTaxExpenseBenefit	(8,038)us-gaap_DeferredIncomeTaxExpenseBenefit
Changes in assets and liabilities:
Royalty receivables	9,340us-gaap_IncreaseDecreaseInReceivables	7,330us-gaap_IncreaseDecreaseInReceivables
Prepaid expenses and other assets	3,344	13,001
Accounts payable	(1,182)	(811)
Foreign withholding taxes payable	(1,999)	(10,108)
Other liabilities	464	(943)
Uncertain tax positions	(1,778)	(7,626)
Net cash provided by operating activities	82,274	70,206
Cash flows from investing activities:
Acquisition of royalty and stream interests	(38,734)	(48,089)
Other	(517)	(54)
Net cash used in investing activities	(39,251)	(48,143)
Cash flows from financing activities:
Net proceeds from issuance of common stock	775	94
Common stock dividends	(27,369)us-gaap_PaymentsOfDividendsCommonStock	(26,032)us-gaap_PaymentsOfDividendsCommonStock
Distribution to non-controlling interests	(911)us-gaap_PaymentsToMinorityShareholders	(1,079)us-gaap_PaymentsToMinorityShareholders
Tax expense of stock-based compensation exercises	74	208
Net cash used in financing activities	(27,431)	(26,809)
Net increase (decrease) in cash and equivalents	15,592	(4,746)
Cash and equivalents at beginning of period	659,536	664,035
Cash and equivalents at end of period	$ 675,128	$ 659,289

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Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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Amount of cash inflow from realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.

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The increase (decrease) in cash associated with the entity's continuing operating, investing, and financing activities. While for technical reasons this element has no balance attribute, the default assumption is a debit balance consistent with its label.

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