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Contractual Guarantees, Litigation, Investigations, and Insurance (Details) - USD ($) $ in Millions |  | 1 Months Ended |
--- | --- | --- | ---
Sep. 30, 2015 | Aug. 31, 2017 | Sep. 28, 2012
UGL Infrastructure Pty Limited |  |  |
Loss Contingencies [Line Items] |  |  |
Percentage of ownership interest in joint venture |  |  | 50.00%
Nui Phao Mining Company |  |  |
Loss Contingencies [Line Items] |  |  |
Damages sought | $ 167.0 |  |
General Electric and GE Electrical International Inc | Pending Litigation |  |  |
Loss Contingencies [Line Items] |  |  |
Damages sought |  | $ 665.5 |
JKC Australia LNG Pty Limited | Pending Litigation |  |  |
Loss Contingencies [Line Items] |  |  |
Damages sought |  | $ 1,700.0 |

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