v3.19.1

Basis of Presentation and Summary of Significant Accounting Policies (Details) - USD ($) $ in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2019 | Mar. 31, 2018 | Jan. 01, 2019 | Dec. 31, 2018
Accounting Policies [Line Items] |  |  |  |  |
Operating Lease, Liability | [1] | $ 203 |  |  |
Operating Lease, Right-of-Use Asset | [2] | 182 |  |  |
Interest costs capitalized |  | 7 | $ 7 |  |
Current |  | 265 |  |  | $ 167
Non-current |  | 69 |  |  | 34
Total |  | 334 |  |  | 201
Debt service |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Current |  | 17 |  |  | 13
Non-current |  | 7 |  |  | 8
Total |  | 24 |  |  | 21
Construction major maintenance |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Current |  | 24 |  |  | 23
Non-current |  | 29 |  |  | 24
Total |  | 53 |  |  | 47
Security project insurance |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Current |  | 203 |  |  | 120
Non-current |  | 31 |  |  | 0
Total |  | 234 |  |  | 120
Other |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Current |  | 21 |  |  | 11
Non-current |  | 2 |  |  | 2
Total |  | $ 23 |  |  | $ 13
Accounting Standards Update 2016-02 [Member] |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Operating Lease, Liability |  |  |  | $ 191 |
Operating Lease, Right-of-Use Asset |  |  |  | $ 191 |
[1] | The lease liabilities associated with our operating leases as of March 31, 2019 are included in other current liabilities and other long-term liabilities on our Consolidated Condensed Balance Sheet.
[2] | The right-of-use assets associated with our operating leases as of March 31, 2019 are included in other assets on our Consolidated Condensed Balance Sheet.

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