Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash flows from operating activities:
Net income (loss)	$ 26,955	$ (44,941)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation, depletion and amortization	40,102	27,147
Amortization of debt discount and issuance costs	3,351	3,197
Non-cash employee stock compensation expense	4,144	4,227
Tax benefit of stock-based compensation exercises	24	150
Deferred tax expense	(1,030)	11,767
Other	(153)	(390)
Changes in assets and liabilities:
Royalty receivables	(5,962)	13,142
Stream inventory	(3,125)	(1,981)
Income taxes receivable	(16,480)	(17,192)
Prepaid expenses and other assets	(1,724)	(2,682)
Accounts payable	1,777	3,266
Uncertain tax positions	6,374	77
Other liabilities	879	6,704
Net cash provided by operating activities	55,132	2,491
Cash flows from investing activities:
Acquisition of stream and royalty interests	(90,083)	(1,300,881)
Andacollo royalty termination		345,000
Golden Star term loan		(20,000)
Other	(226)	(228)
Net cash used in investing activities	(90,309)	(976,109)
Cash flows from financing activities:
Borrowings from revolving credit facility	70,000	350,000
Net payments from issuance of common stock	(2,038)
Common stock dividends	(15,012)	(14,341)
Purchase of additional royalty interest from non-controlling interest	(1,025)
Tax expense of stock-based compensation exercises	(24)	(150)
Other	(315)	(430)
Net cash provided by financing activities	51,586	335,079
Net increase (decrease) in cash and equivalents	16,409	(638,539)
Cash and equivalents at beginning of period	116,633	742,849
Cash and equivalents at end of period	$ 133,042	$ 104,310