Basis of Presentation and Significant Accounting Policies - Schedule of Interest Activity (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Accounting Policies [Abstract]
Interest incurred	$ 24,081	$ 19,258
Less: Interest capitalized	24,081	19,258
Interest expense, net of amounts capitalized	0	0
Cash paid for interest	$ 40,858	$ 31,489

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Amount of interest costs capitalized disclosed as an adjusting item to interest costs incurred.

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No definition available.

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Total interest costs incurred during the period and either capitalized or charged against earnings.

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- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
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Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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