Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Cash flows from operating activities:
Net (loss) income	$ (31,023)	$ 12,596
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation, depletion and amortization	67,555	42,490
Non-cash employee stock compensation expense	5,449	2,824
Amortization of debt discount	5,383	5,013
Impairment of royalty and stream interests		28,339
Tax expense (benefit) of stock-based compensation exercises	247	(74)
Deferred tax benefit	(11,767)	(17,103)
Other	(390)
Changes in assets and liabilities:
Royalty receivables	14,768	9,340
Stream inventory	(6,002)	1,308
Prepaid expenses and other assets	3,100	2,036
Accounts payable	(2,092)	(1,182)
Foreign withholding taxes payable	(199)	(1,999)
Income taxes receivable	3,530	(1,778)
Uncertain tax positions	806	1,027
Other liabilities	5,231	(563)
Net cash provided by operating activities	54,596	82,274
Cash flows from investing activities:
Acquisition of royalty and stream interests	(1,324,984)	(38,734)
Andacollo royalty termination	345,000
Golden Star term loan	(20,000)
Other	(271)	(517)
Net cash used in investing activities	(1,000,255)	(39,251)
Cash flows from financing activities:
Borrowings from revolving credit facility	350,000
Net proceeds from issuance of common stock		775
Common stock dividends	(28,699)	(27,369)
Distribution to non-controlling interests	(636)	(911)
Tax (benefit) expense of stock-based compensation exercises	(247)	74
Other	(8)
Net cash provided by (used in) financing activities	320,410	(27,431)
Net (decrease) increase in cash and equivalents	(625,249)	15,592
Cash and equivalents at beginning of period	742,849	659,536
Cash and equivalents at end of period	$ 117,600	$ 675,128