Performance Share Award Activity (Detail)	12 Months Ended
Jun. 30, 2019 $ / shares shares
Performance Share Awards
Number of Shares
Nonvested - June 30, 2018 \| shares	382,270
Granted \| shares	218,583
Vested \| shares	(100,481)
Forfeited \| shares	(86,721)
Nonvested - June 30, 2019 \| shares	413,651
Weighted Average Grant Date Fair Value
Nonvested - June 30, 2018 \| $ / shares	$ 24.57
Granted \| $ / shares	38.00
Vested \| $ / shares	17.84
Forfeited \| $ / shares	22.24
Nonvested - June 30, 2019 \| $ / shares	$ 36.80
Cash-Based Performance Share Units
Number of Shares
Nonvested - June 30, 2018 \| shares	17,279
Granted \| shares	11,943
Vested \| shares	(4,398)
Forfeited \| shares	(600)
Nonvested - June 30, 2019 \| shares	24,224
Weighted Average Grant Date Fair Value
Nonvested - June 30, 2018 \| $ / shares	$ 25.71
Granted \| $ / shares	44.00
Vested \| $ / shares	17.84
Forfeited \| $ / shares	38.77
Nonvested - June 30, 2019 \| $ / shares	$ 37.47

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(3)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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- Definition

Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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-Paragraph 2
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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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-Publisher FASB
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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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-Paragraph 2
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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

+ References

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-Publisher FASB
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