Accumulated Other Comprehensive Loss (Details textual) (Details) $ in Thousands	12 Months Ended
Dec. 31, 2017 USD ($)
Terminated Interest Rate Contract
Interest Rate, Designated Derivatives, Deferred Gain or Loss Expected to be Amortized In Next Twelve Months	$ 0

Interest Rate, Designated Derivatives, Deferred Gain or Loss Expected to be Amortized In Next Twelve Months

No definition available.

Name:	ayr_InterestRateDesignatedDerivativesDeferredGainOrLossExpectedToBeAmortizedInNextTwelveMonths
Namespace Prefix:	ayr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration