Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Cash flows from operating activities:
Net income and comprehensive income	$ 302,776	$ 196,250	$ 89,079
Adjustments to reconcile net income and comprehensive income to net cash provided by operating activities:
Depreciation, depletion and amortization	183,569	175,434	163,056
Amortization of debt issuance costs	1,148	1,136	15,288
Gain on sale of Peak Gold JV interest	(33,906)
Non-cash employee stock compensation expense	5,730	9,116	6,617
Fair value changes in equity securities	(6,017)	(1,418)	6,800
Deferred tax expense (benefit)	456	(32,399)	(1,745)
Impairment of royalty interests		1,341
Other	(177)	(148)	(2)
Changes in assets and liabilities:
Royalty receivables	(19,552)	(6,957)	5,623
Stream inventory	(6,014)	(291)	(2,069)
Income tax receivable	(2,085)	268	(2,663)
Prepaid expenses and other assets	318	(7,828)	2,793
Accounts payable	3,237	(275)	(6,426)
Income tax payable	1,156	6,349	(11,281)
Uncertain tax positions	(24,518)	(11,146)	3,180
Other liabilities	1,030	11,320	(15,084)
Net cash provided by operating activities	407,151	340,752	253,166
Cash flows from investing activities:
Acquisition of stream and royalty interests	(168,147)	(155,985)	(1,055)
Khoemacau subordinated credit facility	(18,000)
Proceeds from sale of Peak Gold JV interest	49,154
Proceeds from sale of Contango shares	12,146
Proceeds from sale of equity securities	8,651
Other	(541)	3,126	(4,540)
Net cash used in investing activities	(116,737)	(152,859)	(5,595)
Cash flows from financing activities:
Repayment of debt	(305,000)	(115,000)	(370,000)
Borrowings from revolving credit facility		200,000	220,000
Net payments from issuance of common stock	(1,465)	(4,180)	(1,595)
Common stock dividends	(76,099)	(71,471)	(67,477)
Other	(1,062)	2,411	2,226
Net cash (used in) provided by financing activities	(383,626)	11,760	(216,846)
Net (decrease) increase in cash and equivalents	(93,212)	199,653	30,725
Cash and equivalents at beginning of period	319,128	119,475	88,750
Cash and equivalents at end of period	$ 225,916	$ 319,128	$ 119,475