Acquisitions (Details) - MRO facilities acquired in Quebec and Ontario, Canada owned by Premier Aviation $ in Millions	Oct. 18, 2017 facility	Sep. 19, 2017 USD ($) facility
Acquisitions
Number of facilities acquired \| facility	2	2
Total consideration		$ 24.8
Purchase price		22.9
Deferred consideration payable		1.9
Fair value of net assets acquired
Current assets		4.1
Property and equipment		13.1
Intangible assets, including goodwill		16.0
Accounts payable and accrued liabilities		(8.4)
Net assets acquired		$ 24.8

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Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, and accrued liabilities assumed at the acquisition date.

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Amount of intangible assets, including goodwill, acquired at the acquisition date.

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The number of facilities acquired by the entity during the period.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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