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Commitments and Contingencies - Joint Venture (Details) - Corporate Joint Venture ¥ in Millions, $ in Millions	30 Months Ended
	Jun. 30, 2019 USD ($)	Jun. 30, 2019 CNY (¥)	Jan. 10, 2017 USD ($)	Jan. 10, 2017 CNY (¥)
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Contractual Obligation			$ 78.0	¥ 540.0
Contractual Obligation, Payment	$ 69.9	¥ 480.0
Design Fees [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Contractual Obligation			2.8
Construction and Procurement Fees
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Contractual Obligation			$ 75.2

X

- Definition

Contractual Obligation, Payment

+ References

No definition available.

+ Details

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X

- Definition

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.

+ References

No definition available.

+ Details

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X

- Definition

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

+ References

No definition available.

+ Details

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X

- Details

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X

- Details

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X

- Details

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