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Employee Benefit Plans - Change in Fair Value of Level 3 Assets (Details 7) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Change in Fair Value Level 3 assets
Fair value of plan assets at beginning of year	$ 57,110	$ 54,293
Fair value of plan assets at end of year	58,648	57,110
Level 3
Change in Fair Value Level 3 assets
Fair value of plan assets at beginning of year	15,959	20,513
Redemptions	(9,901)	(9,353)
Purchases	0	2,533
Change in fair value	902	2,266
Fair value of plan assets at end of year	$ 6,960	$ 15,959

X

- Definition

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

+ References

No definition available.

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X

- Definition

Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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- Definition

Amount of increase (decrease) in plan assets of defined benefit plan.

+ References

No definition available.

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- Definition

Amount, measured using unobservable input, of decrease in plan asset of defined benefit plan from sale.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
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- Definition

Amount, measured using unobservable input, of increase in plan asset of defined benefit plan from purchase.

+ References

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