Other Income (Expense), Net (Detail Textuals) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Other Income and Expenses [Abstract] | |||
| Other income (expense), net | $ 8.3 | $ 46.7 | $ 10.9 |
| Unrealized and realized losses on fuel swap derivative hedge contracts | 16.1 | ||
| Gains on foreign currency exchange | 4.5 | 11.0 | 6.0 |
| Gains (Losses) on foreign currency exchange derivative hedge contracts | $ 3.9 | 7.2 | |
| Losses from dedesignation of certain fuel swap derivative hedge contracts and ineffectiveness of settled fuel swaps | 30.7 | 6.9 | |
| Fair value adjustment of foreign exchange collar | $ 26.2 | ||
| Losses related to deferred revenue adjustment | $ 3.0 | ||
| X | ||||||||||
- Definition Losses related to deferred revenue. No definition available.
|
| X | ||||||||||
- Definition Amount of addition (reduction) to the amount at which an asset could be incurred (settled) in a current transaction between willing parties. No definition available.
|
| X | ||||||||||
- Definition The portion of losses on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount before tax of foreign currency transaction realized gain (loss) recognized in the income statement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Aggregate net gain and losses (whether realized or unrealized) on all derivative instruments held for trading purposes whether or not settled physically. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of gain (loss) from the increase (decrease) in fair value of foreign currency derivatives and nonderivative instruments designated as fair value hedging instruments which were recognized in earnings, net of offsets by the gain (loss) on the hedged item to the extent that the fair value hedge was determined to be effective. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition The net amount of other operating income and expenses, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operations. No definition available.
|