Basis of Presentation - Additional Information (Details)
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12 Months Ended |
|
Dec. 31, 2015
aircraft
rotor_wing_aircraft
segment
aircrane
continent
fixed_wing_aircraft
|
Dec. 31, 2014 |
Dec. 31, 2013 |
| Business Acquisition [Line Items] |
|
|
|
| Number of reportable segments | segment |
3
|
|
|
| Number of aircranes owned |
74
|
|
|
| Number of continents In which entity operates | continent |
6
|
|
|
| Equity interest held (as a percent) |
100.00%
|
|
|
| Outside of North America |
|
|
|
| Business Acquisition [Line Items] |
|
|
|
| Number of aircranes owned |
33
|
|
|
| Heavy Lift Helicopters |
|
|
|
| Business Acquisition [Line Items] |
|
|
|
| Number of aircranes owned | aircrane |
20
|
|
|
| Rotor Wing Aircraft |
|
|
|
| Business Acquisition [Line Items] |
|
|
|
| Number of aircranes owned | rotor_wing_aircraft |
47
|
|
|
| Fixed-Wing Aircraft |
|
|
|
| Business Acquisition [Line Items] |
|
|
|
| Number of aircranes owned | fixed_wing_aircraft |
7
|
|
|
| SIMA |
|
|
|
| Business Acquisition [Line Items] |
|
|
|
| Equity interest held (as a percent) |
60.00%
|
|
|
| Revenues | Geographic Risk | Outside of United States |
|
|
|
| Business Acquisition [Line Items] |
|
|
|
| Percent of risk |
63.60%
|
70.20%
|
65.80%
|
| Aircraft |
|
|
|
| Business Acquisition [Line Items] |
|
|
|
| Number of aircraft held for sale |
15
|
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