Line of Credit Facility, Accordion Feature Amount

No definition available.

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Namespace Prefix:	atsg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Balance Type:	debit
Period Type:	duration

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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+ Details

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Period Type:	instant

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Balance Type:	credit
Period Type:	instant

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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- Details

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Balance Type:
Period Type:

- Details

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- Details

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Period Type:

Acquisition of Business (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
Acquisition of Business (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018	Nov. 09, 2018
Business Acquisition [Line Items]
REVENUES	$ 334,576	$ 203,607	$ 682,759	$ 406,647
Goodwill	395,974		395,974		$ 390,745
Business Combination, Acquisition Related Costs	0	$ 0	373	0
Long-term Debt	1,442,018		1,442,018		1,401,252
Pro Forma [Member]
Business Acquisition [Line Items]
Depreciation	2,600			$ 5,300
Revolving Credit Facility [Member]
Business Acquisition [Line Items]
Long-term Debt	$ 515,000		$ 515,000		$ 475,000
Line of Credit Facility, Accordion Feature Amount						$ 300,000
Senior Notes 2nd Term Loan [Member]
Business Acquisition [Line Items]
Long-term Debt						$ 675,000