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Schedule I - Condensed Financial Information of Parent Company (Details) ¥ in Millions, $ in Millions	12 Months Ended	30 Months Ended
	Jun. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2019 CNY (¥)	Jun. 30, 2019 CNY (¥)	Jan. 10, 2017 USD ($)	Jan. 10, 2017 CNY (¥)
Condensed Financial Statements, Captions [Line Items]
Restricted Net Assets Threshold for Condensed Parent Company Financial Statements, Percent Requirement	25.00%
Corporate Joint Venture
Condensed Financial Statements, Captions [Line Items]
Contractual Obligation, Payment		$ 69.9	¥ 480.0
Contractual Obligation Future Minimum Payments Due in Fiscal Year 2020	$ 8.7	$ 8.7		¥ 60.0
Contractual Obligation					$ 78.0	¥ 540.0
Design Fees [Member] | Corporate Joint Venture
Condensed Financial Statements, Captions [Line Items]
Contractual Obligation					2.8
Construction and Procurement Fees | Corporate Joint Venture
Condensed Financial Statements, Captions [Line Items]
Contractual Obligation					$ 75.2

X

- Definition

Contractual Obligation Future Minimum Payments Due in Fiscal Year 2020

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- Definition

Contractual Obligation, Payment

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- Definition

Restricted Net Assets Threshold for Condensed Parent Company Financial Statements, Percent Requirement

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

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No definition available.

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