Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense.

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For an unclassified balance sheet, the amount as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain. Such amount is before the consideration of accumulated amortization.

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For an unclassified balance sheet, the carrying amount (net of accumulated amortization) as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain.

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Net amount of long-term deferred finance costs capitalized at the end of the reporting period.

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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Organization, Basis of Presentation, and Summary of Significant Accounting Policies Debt Issuance Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013	Apr. 02, 2015	Oct. 23, 2014	Feb. 05, 2014	Jul. 31, 2013
Segment Reporting Information [Line Items]
Debt issuance costs, net	$ 1,158	$ 0
Deferred Finance Costs, Net							$ 1,016
Unamortized Debt Issuance Expense						$ 965	$ 531
Amortization of deferred financing costs	$ 71	$ 1,583	$ 148
U.S. Segment [Member]
Segment Reporting Information [Line Items]
Deferred Finance Costs, Gross				$ 1,224
Australia Segment [Member]
Segment Reporting Information [Line Items]
Deferred Finance Costs, Net					$ 5