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Share-Based Compensation - Stock Options Activity (Details) - $ / shares	6 Months Ended	12 Months Ended
	Dec. 31, 2020	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Options, Number of shares
Options outstanding, beginning (shares)	4,800,000
Options granted (shares)	700,000	0	0	0
Options exercised (shares)	0
Options canceled or expired (shares)	(300,000)
Options outstanding, ending (shares)	5,200,000	4,800,000
Options exercisable (shares)	4,600,000
Options vested and expected to vest (shares)	5,200,000
Options, Weighted average exercise price
Options outstanding, beginning (dollars per share)	$ 24.47
Options granted (dollars per share)	13.38
Options exercised (dollars per share)	0
Options canceled or expired (dollars per share)	19.12
Options outstanding, ending (dollars per share)	23.24	$ 24.47
Options exercisable (dollars per share)	24.71
Options vested and expected to vest (dollars per share)	$ 23.24

X

- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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Weighted average price of options that were either forfeited or expired.

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Gross number of share options (or share units) granted during the period.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Number of fully vested and expected to vest options outstanding that can be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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