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Commitments And Contingencies (Narrative) (Details) (USD $)
In Millions, unless otherwise specified |
Mar. 31, 2013
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|---|---|
| Purchase Commitment, Excluding Long-term Commitment [Line Items] | |
| Total unfunded capital commitments | $ 131.1 |
| Purchase commitments payable during the period | 13.4 |
| Potential reduction amount of liability | 124.3 |
| Liquidated amount liability | $ 3.3 |
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AW139 Medium Helicopter [Member]
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| Purchase Commitment, Excluding Long-term Commitment [Line Items] | |
| Number of helicopters | 1 |
| Additional number of helicopters | 8 |
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AW189 Heavy Helicopters [Member]
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| Purchase Commitment, Excluding Long-term Commitment [Line Items] | |
| Number of helicopters | 5 |
| Additional number of helicopters | 5 |
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AW169 Light Twin Helicopters [Member]
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| Purchase Commitment, Excluding Long-term Commitment [Line Items] | |
| Number of helicopters | 5 |
| X | ||||||||||
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- Definition
Purchase Commitment, Additional Number of Helicopters No definition available.
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| X | ||||||||||
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- Definition
Purchase Commitment, Number of Helicopters No definition available.
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| X | ||||||||||
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- Definition
Unrecorded Unconditional Purchase Obligation Balance Sheet Amount Potential Amount To Reduce Liability No definition available.
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| X | ||||||||||
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- Definition
Unrecorded Unconditional Purchase Obligation Balance Sheet Amount Related To Liquidated Damage. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the next fiscal year following the latest fiscal year. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of the unrecorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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